./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 b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/bin/utaipan-g80aRyZoba/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_01a66db9-5267-4011-a656-63a39b4e7152/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/bin/utaipan-g80aRyZoba --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 01:17:09,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:17:09,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:17:09,306 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:17:09,307 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:17:09,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:17:09,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:17:09,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:17:09,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:17:09,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:17:09,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:17:09,329 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:17:09,330 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:17:09,333 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:17:09,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:17:09,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:17:09,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:17:09,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:17:09,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:17:09,348 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:17:09,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:17:09,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:17:09,353 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:17:09,354 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:17:09,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:17:09,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:17:09,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:17:09,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:17:09,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:17:09,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:17:09,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:17:09,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:17:09,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:17:09,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:17:09,369 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:17:09,369 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:17:09,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:17:09,370 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:17:09,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:17:09,371 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:17:09,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:17:09,373 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 01:17:09,416 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:17:09,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:17:09,417 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:17:09,417 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:17:09,418 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:17:09,418 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:17:09,419 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:17:09,419 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:17:09,419 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:17:09,419 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:17:09,421 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:17:09,421 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:17:09,421 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:17:09,421 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:17:09,422 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:17:09,422 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:17:09,422 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:17:09,422 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:17:09,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:17:09,424 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:17:09,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:17:09,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:17:09,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:17:09,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:17:09,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:17:09,425 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:17:09,426 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:17:09,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:17:09,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:17:09,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:17:09,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:17:09,427 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:17:09,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:17:09,428 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:17:09,428 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:17:09,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:17:09,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:17:09,429 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:17:09,429 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a13fc36e99ff93768df6870e14394ac7910ba35cb39dc0d4df8c772787857673 [2022-11-22 01:17:09,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:17:09,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:17:09,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:17:09,734 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:17:09,735 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:17:09,736 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i [2022-11-22 01:17:12,705 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:17:13,648 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:17:13,648 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i [2022-11-22 01:17:13,753 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/bin/utaipan-g80aRyZoba/data/25217ac01/397d7aa2da5045029ed16f3a84df65b5/FLAG7b7ea1470 [2022-11-22 01:17:13,772 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/bin/utaipan-g80aRyZoba/data/25217ac01/397d7aa2da5045029ed16f3a84df65b5 [2022-11-22 01:17:13,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:17:13,778 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:17:13,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:17:13,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:17:13,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:17:13,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:17:13" (1/1) ... [2022-11-22 01:17:13,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76b80ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:17:13, skipping insertion in model container [2022-11-22 01:17:13,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:17:13" (1/1) ... [2022-11-22 01:17:13,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:17:14,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:17:23,840 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[874998,875011] [2022-11-22 01:17:23,843 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875143,875156] [2022-11-22 01:17:23,844 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875289,875302] [2022-11-22 01:17:23,844 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875454,875467] [2022-11-22 01:17:23,845 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875612,875625] [2022-11-22 01:17:23,845 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875770,875783] [2022-11-22 01:17:23,846 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875928,875941] [2022-11-22 01:17:23,846 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876088,876101] [2022-11-22 01:17:23,847 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876247,876260] [2022-11-22 01:17:23,847 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876386,876399] [2022-11-22 01:17:23,848 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876528,876541] [2022-11-22 01:17:23,848 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876677,876690] [2022-11-22 01:17:23,849 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876816,876829] [2022-11-22 01:17:23,849 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876971,876984] [2022-11-22 01:17:23,850 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877131,877144] [2022-11-22 01:17:23,850 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877282,877295] [2022-11-22 01:17:23,850 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877433,877446] [2022-11-22 01:17:23,851 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877585,877598] [2022-11-22 01:17:23,851 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877734,877747] [2022-11-22 01:17:23,852 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877882,877895] [2022-11-22 01:17:23,853 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878039,878052] [2022-11-22 01:17:23,853 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878188,878201] [2022-11-22 01:17:23,854 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878344,878357] [2022-11-22 01:17:23,854 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878497,878510] [2022-11-22 01:17:23,855 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878643,878656] [2022-11-22 01:17:23,855 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878786,878799] [2022-11-22 01:17:23,856 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878938,878951] [2022-11-22 01:17:23,856 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879084,879097] [2022-11-22 01:17:23,856 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879229,879242] [2022-11-22 01:17:23,857 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879383,879396] [2022-11-22 01:17:23,857 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879534,879547] [2022-11-22 01:17:23,858 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879689,879702] [2022-11-22 01:17:23,858 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879841,879854] [2022-11-22 01:17:23,859 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879996,880009] [2022-11-22 01:17:23,859 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880160,880173] [2022-11-22 01:17:23,860 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880316,880329] [2022-11-22 01:17:23,860 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880480,880493] [2022-11-22 01:17:23,861 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880622,880635] [2022-11-22 01:17:23,861 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880780,880793] [2022-11-22 01:17:23,862 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880947,880960] [2022-11-22 01:17:23,862 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881106,881119] [2022-11-22 01:17:23,863 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881265,881278] [2022-11-22 01:17:23,863 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881414,881427] [2022-11-22 01:17:23,864 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881561,881574] [2022-11-22 01:17:23,864 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881700,881713] [2022-11-22 01:17:23,865 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881863,881876] [2022-11-22 01:17:23,865 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882029,882042] [2022-11-22 01:17:23,866 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882193,882206] [2022-11-22 01:17:23,866 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882358,882371] [2022-11-22 01:17:23,866 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882523,882536] [2022-11-22 01:17:23,867 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882689,882702] [2022-11-22 01:17:23,867 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882854,882867] [2022-11-22 01:17:23,868 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883021,883034] [2022-11-22 01:17:23,868 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883181,883194] [2022-11-22 01:17:23,869 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883343,883356] [2022-11-22 01:17:23,869 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883502,883515] [2022-11-22 01:17:23,869 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883648,883661] [2022-11-22 01:17:23,870 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883791,883804] [2022-11-22 01:17:23,870 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883935,883948] [2022-11-22 01:17:23,871 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884078,884091] [2022-11-22 01:17:23,871 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884222,884235] [2022-11-22 01:17:23,872 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884363,884376] [2022-11-22 01:17:23,872 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884501,884514] [2022-11-22 01:17:23,873 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884659,884672] [2022-11-22 01:17:23,873 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884818,884831] [2022-11-22 01:17:23,874 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884974,884987] [2022-11-22 01:17:23,874 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885123,885136] [2022-11-22 01:17:23,874 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885275,885288] [2022-11-22 01:17:23,875 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885426,885439] [2022-11-22 01:17:23,875 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885575,885588] [2022-11-22 01:17:23,876 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885727,885740] [2022-11-22 01:17:23,876 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885875,885888] [2022-11-22 01:17:23,877 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886028,886041] [2022-11-22 01:17:23,877 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886179,886192] [2022-11-22 01:17:23,878 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886329,886342] [2022-11-22 01:17:23,878 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886476,886489] [2022-11-22 01:17:23,878 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886627,886640] [2022-11-22 01:17:23,879 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886778,886791] [2022-11-22 01:17:23,879 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886926,886939] [2022-11-22 01:17:23,880 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887092,887105] [2022-11-22 01:17:23,880 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887261,887274] [2022-11-22 01:17:23,881 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887428,887441] [2022-11-22 01:17:23,881 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887596,887609] [2022-11-22 01:17:23,882 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887746,887759] [2022-11-22 01:17:23,882 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887893,887906] [2022-11-22 01:17:23,883 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888054,888067] [2022-11-22 01:17:23,883 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888224,888237] [2022-11-22 01:17:23,883 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888386,888399] [2022-11-22 01:17:23,887 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:17:23,937 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 01:17:24,955 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[874998,875011] [2022-11-22 01:17:24,956 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875143,875156] [2022-11-22 01:17:24,957 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875289,875302] [2022-11-22 01:17:24,959 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875454,875467] [2022-11-22 01:17:24,959 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875612,875625] [2022-11-22 01:17:24,960 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875770,875783] [2022-11-22 01:17:24,960 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875928,875941] [2022-11-22 01:17:24,961 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876088,876101] [2022-11-22 01:17:24,961 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876247,876260] [2022-11-22 01:17:24,961 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876386,876399] [2022-11-22 01:17:24,962 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876528,876541] [2022-11-22 01:17:24,963 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876677,876690] [2022-11-22 01:17:24,963 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876816,876829] [2022-11-22 01:17:24,964 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876971,876984] [2022-11-22 01:17:24,964 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877131,877144] [2022-11-22 01:17:24,965 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877282,877295] [2022-11-22 01:17:24,965 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877433,877446] [2022-11-22 01:17:24,965 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877585,877598] [2022-11-22 01:17:24,966 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877734,877747] [2022-11-22 01:17:24,966 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877882,877895] [2022-11-22 01:17:24,967 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878039,878052] [2022-11-22 01:17:24,967 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878188,878201] [2022-11-22 01:17:24,968 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878344,878357] [2022-11-22 01:17:24,968 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878497,878510] [2022-11-22 01:17:24,969 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878643,878656] [2022-11-22 01:17:24,969 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878786,878799] [2022-11-22 01:17:24,970 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878938,878951] [2022-11-22 01:17:24,971 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879084,879097] [2022-11-22 01:17:24,971 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879229,879242] [2022-11-22 01:17:24,972 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879383,879396] [2022-11-22 01:17:24,972 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879534,879547] [2022-11-22 01:17:24,973 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879689,879702] [2022-11-22 01:17:24,973 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879841,879854] [2022-11-22 01:17:24,974 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879996,880009] [2022-11-22 01:17:24,975 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880160,880173] [2022-11-22 01:17:24,975 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880316,880329] [2022-11-22 01:17:24,976 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880480,880493] [2022-11-22 01:17:24,978 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880622,880635] [2022-11-22 01:17:24,978 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880780,880793] [2022-11-22 01:17:24,979 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880947,880960] [2022-11-22 01:17:24,980 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881106,881119] [2022-11-22 01:17:24,980 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881265,881278] [2022-11-22 01:17:24,981 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881414,881427] [2022-11-22 01:17:24,982 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881561,881574] [2022-11-22 01:17:24,983 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881700,881713] [2022-11-22 01:17:24,983 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881863,881876] [2022-11-22 01:17:24,983 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882029,882042] [2022-11-22 01:17:24,984 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882193,882206] [2022-11-22 01:17:24,984 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882358,882371] [2022-11-22 01:17:24,985 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882523,882536] [2022-11-22 01:17:24,985 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882689,882702] [2022-11-22 01:17:24,986 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882854,882867] [2022-11-22 01:17:24,986 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883021,883034] [2022-11-22 01:17:24,986 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883181,883194] [2022-11-22 01:17:24,992 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883343,883356] [2022-11-22 01:17:24,993 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883502,883515] [2022-11-22 01:17:24,997 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883648,883661] [2022-11-22 01:17:24,998 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883791,883804] [2022-11-22 01:17:24,999 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883935,883948] [2022-11-22 01:17:24,999 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884078,884091] [2022-11-22 01:17:25,000 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884222,884235] [2022-11-22 01:17:25,001 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884363,884376] [2022-11-22 01:17:25,002 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884501,884514] [2022-11-22 01:17:25,003 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884659,884672] [2022-11-22 01:17:25,003 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884818,884831] [2022-11-22 01:17:25,007 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884974,884987] [2022-11-22 01:17:25,008 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885123,885136] [2022-11-22 01:17:25,008 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885275,885288] [2022-11-22 01:17:25,008 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885426,885439] [2022-11-22 01:17:25,009 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885575,885588] [2022-11-22 01:17:25,009 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885727,885740] [2022-11-22 01:17:25,010 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885875,885888] [2022-11-22 01:17:25,010 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886028,886041] [2022-11-22 01:17:25,011 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886179,886192] [2022-11-22 01:17:25,011 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886329,886342] [2022-11-22 01:17:25,012 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886476,886489] [2022-11-22 01:17:25,012 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886627,886640] [2022-11-22 01:17:25,013 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886778,886791] [2022-11-22 01:17:25,015 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886926,886939] [2022-11-22 01:17:25,016 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887092,887105] [2022-11-22 01:17:25,016 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887261,887274] [2022-11-22 01:17:25,016 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887428,887441] [2022-11-22 01:17:25,017 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887596,887609] [2022-11-22 01:17:25,018 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887746,887759] [2022-11-22 01:17:25,018 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887893,887906] [2022-11-22 01:17:25,019 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888054,888067] [2022-11-22 01:17:25,019 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888224,888237] [2022-11-22 01:17:25,019 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888386,888399] [2022-11-22 01:17:25,023 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:17:25,655 INFO L208 MainTranslator]: Completed translation [2022-11-22 01:17:25,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:17:25 WrapperNode [2022-11-22 01:17:25,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:17:25,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 01:17:25,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 01:17:25,657 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 01:17:25,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:17:25" (1/1) ... [2022-11-22 01:17:25,852 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:17:25" (1/1) ... [2022-11-22 01:17:26,249 INFO L138 Inliner]: procedures = 964, calls = 5537, calls flagged for inlining = 500, calls inlined = 431, statements flattened = 16015 [2022-11-22 01:17:26,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 01:17:26,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 01:17:26,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 01:17:26,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 01:17:26,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:17:25" (1/1) ... [2022-11-22 01:17:26,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:17:25" (1/1) ... [2022-11-22 01:17:26,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:17:25" (1/1) ... [2022-11-22 01:17:26,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:17:25" (1/1) ... [2022-11-22 01:17:26,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:17:25" (1/1) ... [2022-11-22 01:17:26,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:17:25" (1/1) ... [2022-11-22 01:17:26,817 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:17:25" (1/1) ... [2022-11-22 01:17:26,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:17:25" (1/1) ... [2022-11-22 01:17:27,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 01:17:27,084 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 01:17:27,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 01:17:27,085 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 01:17:27,085 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:17:25" (1/1) ... [2022-11-22 01:17:27,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:17:27,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:17:27,159 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 01:17:27,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a66db9-5267-4011-a656-63a39b4e7152/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 01:17:27,254 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_total_size [2022-11-22 01:17:27,255 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_total_size [2022-11-22 01:17:27,255 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-11-22 01:17:27,255 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-11-22 01:17:27,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-22 01:17:27,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-22 01:17:27,255 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_dump [2022-11-22 01:17:27,256 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_dump [2022-11-22 01:17:27,256 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-11-22 01:17:27,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-11-22 01:17:27,257 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2022-11-22 01:17:27,258 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2022-11-22 01:17:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure __nf_tables_rule_lookup [2022-11-22 01:17:27,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __nf_tables_rule_lookup [2022-11-22 01:17:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure netlink_dump_start [2022-11-22 01:17:27,258 INFO L138 BoogieDeclarations]: Found implementation of procedure netlink_dump_start [2022-11-22 01:17:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-22 01:17:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure nft_rule_is_active_next [2022-11-22 01:17:27,259 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_rule_is_active_next [2022-11-22 01:17:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_rule_info [2022-11-22 01:17:27,259 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_rule_info [2022-11-22 01:17:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure nft_payload_select_ops [2022-11-22 01:17:27,259 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_payload_select_ops [2022-11-22 01:17:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_fast_init [2022-11-22 01:17:27,259 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_fast_init [2022-11-22 01:17:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure nft_byteorder_init [2022-11-22 01:17:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_byteorder_init [2022-11-22 01:17:27,260 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-22 01:17:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-22 01:17:27,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-22 01:17:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-22 01:17:27,260 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_destroy [2022-11-22 01:17:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_destroy [2022-11-22 01:17:27,261 INFO L130 BoogieDeclarations]: Found specification of procedure nft_data_dump [2022-11-22 01:17:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_data_dump [2022-11-22 01:17:27,261 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_new [2022-11-22 01:17:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_new [2022-11-22 01:17:27,261 INFO L130 BoogieDeclarations]: Found specification of procedure nla_ok [2022-11-22 01:17:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_ok [2022-11-22 01:17:27,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-22 01:17:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-22 01:17:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_chain_notify [2022-11-22 01:17:27,262 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_chain_notify [2022-11-22 01:17:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-22 01:17:27,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-22 01:17:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 01:17:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-22 01:17:27,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-22 01:17:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_fast_mask [2022-11-22 01:17:27,263 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_fast_mask [2022-11-22 01:17:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_hdr [2022-11-22 01:17:27,263 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_hdr [2022-11-22 01:17:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_put [2022-11-22 01:17:27,264 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_put [2022-11-22 01:17:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure nft_userdata [2022-11-22 01:17:27,264 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_userdata [2022-11-22 01:17:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-22 01:17:27,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-22 01:17:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-11-22 01:17:27,264 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-11-22 01:17:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure nfnl_unlock [2022-11-22 01:17:27,265 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnl_unlock [2022-11-22 01:17:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 01:17:27,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 01:17:27,285 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_set [2022-11-22 01:17:27,286 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_set [2022-11-22 01:17:27,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 01:17:27,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 01:17:27,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 01:17:27,286 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 01:17:27,286 INFO L130 BoogieDeclarations]: Found specification of procedure nla_next [2022-11-22 01:17:27,286 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_next [2022-11-22 01:17:27,287 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_table_notify [2022-11-22 01:17:27,287 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_table_notify [2022-11-22 01:17:27,288 INFO L130 BoogieDeclarations]: Found specification of procedure nft_bitwise_init [2022-11-22 01:17:27,289 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_bitwise_init [2022-11-22 01:17:27,289 INFO L130 BoogieDeclarations]: Found specification of procedure nft_type_to_reg [2022-11-22 01:17:27,289 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_type_to_reg [2022-11-22 01:17:27,289 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-22 01:17:27,289 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-22 01:17:27,289 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_table_disable [2022-11-22 01:17:27,289 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_table_disable [2022-11-22 01:17:27,289 INFO L130 BoogieDeclarations]: Found specification of procedure nft_payload_init [2022-11-22 01:17:27,290 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_payload_init [2022-11-22 01:17:27,290 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_dump_rules [2022-11-22 01:17:27,290 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_dump_rules [2022-11-22 01:17:27,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2022-11-22 01:17:27,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2022-11-22 01:17:27,292 INFO L130 BoogieDeclarations]: Found specification of procedure nft_rule_clear [2022-11-22 01:17:27,292 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_rule_clear [2022-11-22 01:17:27,292 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_eval [2022-11-22 01:17:27,292 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_eval [2022-11-22 01:17:27,292 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_eval [2022-11-22 01:17:27,293 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_eval [2022-11-22 01:17:27,293 INFO L130 BoogieDeclarations]: Found specification of procedure nft_ctx_init [2022-11-22 01:17:27,293 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_ctx_init [2022-11-22 01:17:27,293 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-11-22 01:17:27,293 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-11-22 01:17:27,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 01:17:27,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 01:17:27,293 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-22 01:17:27,294 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-22 01:17:27,294 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_check_loops [2022-11-22 01:17:27,294 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_check_loops [2022-11-22 01:17:27,294 INFO L130 BoogieDeclarations]: Found specification of procedure nft_set_destroy [2022-11-22 01:17:27,294 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_set_destroy [2022-11-22 01:17:27,294 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_core_module_exit [2022-11-22 01:17:27,294 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_core_module_exit [2022-11-22 01:17:27,294 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_trim [2022-11-22 01:17:27,295 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_trim [2022-11-22 01:17:27,295 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_be64 [2022-11-22 01:17:27,295 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_be64 [2022-11-22 01:17:27,295 INFO L130 BoogieDeclarations]: Found specification of procedure nft_register_expr [2022-11-22 01:17:27,295 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_register_expr [2022-11-22 01:17:27,295 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_rcu [2022-11-22 01:17:27,295 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_rcu [2022-11-22 01:17:27,296 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_alloc_handle [2022-11-22 01:17:27,296 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_alloc_handle [2022-11-22 01:17:27,296 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_be32 [2022-11-22 01:17:27,296 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_be32 [2022-11-22 01:17:27,297 INFO L130 BoogieDeclarations]: Found specification of procedure sock_net [2022-11-22 01:17:27,297 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_net [2022-11-22 01:17:27,297 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_setelem [2022-11-22 01:17:27,297 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_setelem [2022-11-22 01:17:27,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 01:17:27,297 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 01:17:27,297 INFO L130 BoogieDeclarations]: Found specification of procedure nft_stats_alloc [2022-11-22 01:17:27,297 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_stats_alloc [2022-11-22 01:17:27,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-22 01:17:27,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-22 01:17:27,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2022-11-22 01:17:27,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2022-11-22 01:17:27,298 INFO L130 BoogieDeclarations]: Found specification of procedure nft_flush_table [2022-11-22 01:17:27,298 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_flush_table [2022-11-22 01:17:27,298 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-22 01:17:27,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-22 01:17:27,299 INFO L130 BoogieDeclarations]: Found specification of procedure nla_len [2022-11-22 01:17:27,299 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_len [2022-11-22 01:17:27,299 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_set_lookup [2022-11-22 01:17:27,299 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_set_lookup [2022-11-22 01:17:27,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-22 01:17:27,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-22 01:17:27,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 01:17:27,299 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_getchain [2022-11-22 01:17:27,300 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_getchain [2022-11-22 01:17:27,300 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-22 01:17:27,300 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-22 01:17:27,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-22 01:17:27,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-22 01:17:27,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_try_module_get [2022-11-22 01:17:27,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_try_module_get [2022-11-22 01:17:27,300 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 01:17:27,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 01:17:27,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 01:17:27,301 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_newtable [2022-11-22 01:17:27,301 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_newtable [2022-11-22 01:17:27,301 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_table_info [2022-11-22 01:17:27,301 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_table_info [2022-11-22 01:17:27,301 INFO L130 BoogieDeclarations]: Found specification of procedure nft_expr_priv [2022-11-22 01:17:27,301 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_expr_priv [2022-11-22 01:17:27,302 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_table_lookup [2022-11-22 01:17:27,302 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_table_lookup [2022-11-22 01:17:27,302 INFO L130 BoogieDeclarations]: Found specification of procedure nft_bitwise_module_exit [2022-11-22 01:17:27,302 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_bitwise_module_exit [2022-11-22 01:17:27,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2022-11-22 01:17:27,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2022-11-22 01:17:27,302 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-11-22 01:17:27,302 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-11-22 01:17:27,303 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-22 01:17:27,303 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-22 01:17:27,303 INFO L130 BoogieDeclarations]: Found specification of procedure nft_ctx_init_from_setattr [2022-11-22 01:17:27,303 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_ctx_init_from_setattr [2022-11-22 01:17:27,303 INFO L130 BoogieDeclarations]: Found specification of procedure nft_ctx_init_from_elemattr [2022-11-22 01:17:27,303 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_ctx_init_from_elemattr [2022-11-22 01:17:27,303 INFO L130 BoogieDeclarations]: Found specification of procedure nft_expr_last [2022-11-22 01:17:27,303 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_expr_last [2022-11-22 01:17:27,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-22 01:17:27,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-22 01:17:27,304 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-22 01:17:27,304 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-22 01:17:27,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-22 01:17:27,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-22 01:17:27,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-22 01:17:27,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-22 01:17:27,304 INFO L130 BoogieDeclarations]: Found specification of procedure nla_parse_nested [2022-11-22 01:17:27,305 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_parse_nested [2022-11-22 01:17:27,305 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_module_exit [2022-11-22 01:17:27,305 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_module_exit [2022-11-22 01:17:27,305 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_set_err [2022-11-22 01:17:27,305 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_set_err [2022-11-22 01:17:27,305 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2022-11-22 01:17:27,305 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2022-11-22 01:17:27,305 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-11-22 01:17:27,306 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-11-22 01:17:27,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 01:17:27,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 01:17:27,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 01:17:27,323 INFO L130 BoogieDeclarations]: Found specification of procedure nft_validate_data_load [2022-11-22 01:17:27,324 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_validate_data_load [2022-11-22 01:17:27,324 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_init [2022-11-22 01:17:27,324 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_init [2022-11-22 01:17:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure nl_dump_check_consistent [2022-11-22 01:17:27,325 INFO L138 BoogieDeclarations]: Found implementation of procedure nl_dump_check_consistent [2022-11-22 01:17:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_commit [2022-11-22 01:17:27,325 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_commit [2022-11-22 01:17:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-11-22 01:17:27,325 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-11-22 01:17:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2022-11-22 01:17:27,326 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2022-11-22 01:17:27,326 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_table_destroy [2022-11-22 01:17:27,326 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_table_destroy [2022-11-22 01:17:27,326 INFO L130 BoogieDeclarations]: Found specification of procedure nft_base_chain [2022-11-22 01:17:27,326 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_base_chain [2022-11-22 01:17:27,326 INFO L130 BoogieDeclarations]: Found specification of procedure nfnl_lock [2022-11-22 01:17:27,326 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnl_lock [2022-11-22 01:17:27,326 INFO L130 BoogieDeclarations]: Found specification of procedure nft_data_uninit [2022-11-22 01:17:27,327 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_data_uninit [2022-11-22 01:17:27,327 INFO L130 BoogieDeclarations]: Found specification of procedure nft_byteorder_dump [2022-11-22 01:17:27,327 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_byteorder_dump [2022-11-22 01:17:27,327 INFO L130 BoogieDeclarations]: Found specification of procedure __nft_expr_type_get [2022-11-22 01:17:27,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __nft_expr_type_get [2022-11-22 01:17:27,327 INFO L130 BoogieDeclarations]: Found specification of procedure nft_validate_output_register [2022-11-22 01:17:27,327 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_validate_output_register [2022-11-22 01:17:27,327 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_delchain [2022-11-22 01:17:27,328 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_delchain [2022-11-22 01:17:27,328 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_rule_notify [2022-11-22 01:17:27,328 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_rule_notify [2022-11-22 01:17:27,328 INFO L130 BoogieDeclarations]: Found specification of procedure nla_strcmp [2022-11-22 01:17:27,328 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_strcmp [2022-11-22 01:17:27,328 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_string [2022-11-22 01:17:27,328 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_string [2022-11-22 01:17:27,328 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_dump [2022-11-22 01:17:27,329 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_dump [2022-11-22 01:17:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-22 01:17:27,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-22 01:17:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-22 01:17:27,329 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-22 01:17:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_rule_destroy [2022-11-22 01:17:27,329 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_rule_destroy [2022-11-22 01:17:27,330 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_set_notify [2022-11-22 01:17:27,330 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_set_notify [2022-11-22 01:17:27,330 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_fast_dump [2022-11-22 01:17:27,330 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_fast_dump [2022-11-22 01:17:27,330 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-22 01:17:27,330 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-22 01:17:27,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 01:17:27,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 01:17:27,330 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_be32 [2022-11-22 01:17:27,331 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_be32 [2022-11-22 01:17:27,331 INFO L130 BoogieDeclarations]: Found specification of procedure nft_delchain [2022-11-22 01:17:27,331 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_delchain [2022-11-22 01:17:27,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-22 01:17:27,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-22 01:17:27,331 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_unicast [2022-11-22 01:17:27,331 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_unicast [2022-11-22 01:17:27,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-22 01:17:27,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-22 01:17:27,332 INFO L130 BoogieDeclarations]: Found specification of procedure nft_byteorder_module_exit [2022-11-22 01:17:27,332 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_byteorder_module_exit [2022-11-22 01:17:27,332 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_destroy [2022-11-22 01:17:27,332 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_destroy [2022-11-22 01:17:27,332 INFO L130 BoogieDeclarations]: Found specification of procedure nft_rule_deactivate_next [2022-11-22 01:17:27,332 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_rule_deactivate_next [2022-11-22 01:17:27,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-22 01:17:27,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-22 01:17:27,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-22 01:17:27,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-22 01:17:27,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-22 01:17:27,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-22 01:17:27,333 INFO L130 BoogieDeclarations]: Found specification of procedure nft_unregister_expr [2022-11-22 01:17:27,333 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_unregister_expr [2022-11-22 01:17:27,333 INFO L130 BoogieDeclarations]: Found specification of procedure nft_payload_dump [2022-11-22 01:17:27,334 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_payload_dump [2022-11-22 01:17:27,334 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_end [2022-11-22 01:17:27,334 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_end [2022-11-22 01:17:27,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 01:17:27,334 INFO L130 BoogieDeclarations]: Found specification of procedure __nf_tables_chain_type_lookup [2022-11-22 01:17:27,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __nf_tables_chain_type_lookup [2022-11-22 01:17:27,334 INFO L130 BoogieDeclarations]: Found specification of procedure nf_register_hooks [2022-11-22 01:17:27,334 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_register_hooks [2022-11-22 01:17:27,335 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-22 01:17:27,335 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-22 01:17:27,335 INFO L130 BoogieDeclarations]: Found specification of procedure nla_memcpy [2022-11-22 01:17:27,335 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_memcpy [2022-11-22 01:17:27,335 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_rule_lookup [2022-11-22 01:17:27,335 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_rule_lookup [2022-11-22 01:17:27,335 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_gen_info [2022-11-22 01:17:27,335 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_gen_info [2022-11-22 01:17:27,335 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_be64 [2022-11-22 01:17:27,336 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_be64 [2022-11-22 01:17:27,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 01:17:27,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-22 01:17:27,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-22 01:17:27,336 INFO L130 BoogieDeclarations]: Found specification of procedure nft_expr_next [2022-11-22 01:17:27,336 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_expr_next [2022-11-22 01:17:27,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-22 01:17:27,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-22 01:17:27,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-22 01:17:27,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-22 01:17:27,337 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_select_ops [2022-11-22 01:17:27,337 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_select_ops [2022-11-22 01:17:27,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-22 01:17:27,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-22 01:17:27,337 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_rule_add [2022-11-22 01:17:27,338 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_rule_add [2022-11-22 01:17:27,338 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_set_add [2022-11-22 01:17:27,338 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_set_add [2022-11-22 01:17:27,338 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_init [2022-11-22 01:17:27,338 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_init [2022-11-22 01:17:27,338 INFO L130 BoogieDeclarations]: Found specification of procedure nft_payload_eval [2022-11-22 01:17:27,353 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_payload_eval [2022-11-22 01:17:27,354 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-22 01:17:27,354 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-22 01:17:27,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-22 01:17:27,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-22 01:17:27,354 INFO L130 BoogieDeclarations]: Found specification of procedure nft_byteorder_eval [2022-11-22 01:17:27,354 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_byteorder_eval [2022-11-22 01:17:27,354 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_init [2022-11-22 01:17:27,354 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_init [2022-11-22 01:17:27,355 INFO L130 BoogieDeclarations]: Found specification of procedure nft_delrule [2022-11-22 01:17:27,355 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_delrule [2022-11-22 01:17:27,355 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 01:17:27,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 01:17:27,355 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2022-11-22 01:17:27,355 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2022-11-22 01:17:27,355 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trace_packet [2022-11-22 01:17:27,355 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trace_packet [2022-11-22 01:17:27,356 INFO L130 BoogieDeclarations]: Found specification of procedure nla_parse [2022-11-22 01:17:27,356 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_parse [2022-11-22 01:17:27,356 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_has_listeners [2022-11-22 01:17:27,356 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_has_listeners [2022-11-22 01:17:27,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-22 01:17:27,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-22 01:17:27,356 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_alloc [2022-11-22 01:17:27,356 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_alloc [2022-11-22 01:17:27,356 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_report [2022-11-22 01:17:27,357 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_report [2022-11-22 01:17:27,357 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_msg_size [2022-11-22 01:17:27,357 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_msg_size [2022-11-22 01:17:27,357 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_set_lookup_byid [2022-11-22 01:17:27,357 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_set_lookup_byid [2022-11-22 01:17:27,357 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_rcu [2022-11-22 01:17:27,357 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_rcu [2022-11-22 01:17:27,357 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-22 01:17:27,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-22 01:17:27,358 INFO L130 BoogieDeclarations]: Found specification of procedure nla_strlcpy [2022-11-22 01:17:27,358 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_strlcpy [2022-11-22 01:17:27,358 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_unregister_hooks [2022-11-22 01:17:27,358 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_unregister_hooks [2022-11-22 01:17:27,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 01:17:27,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 01:17:27,358 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_elem_alloc [2022-11-22 01:17:27,359 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_elem_alloc [2022-11-22 01:17:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure nft_afinfo_lookup [2022-11-22 01:17:27,359 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_afinfo_lookup [2022-11-22 01:17:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_table_add [2022-11-22 01:17:27,359 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_table_add [2022-11-22 01:17:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure gencursor_next [2022-11-22 01:17:27,359 INFO L138 BoogieDeclarations]: Found implementation of procedure gencursor_next [2022-11-22 01:17:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-11-22 01:17:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-11-22 01:17:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_percpu [2022-11-22 01:17:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_percpu [2022-11-22 01:17:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_module_exit [2022-11-22 01:17:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_module_exit [2022-11-22 01:17:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_afinfo_lookup [2022-11-22 01:17:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_afinfo_lookup [2022-11-22 01:17:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure nft_delrule_by_chain [2022-11-22 01:17:27,361 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_delrule_by_chain [2022-11-22 01:17:27,361 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_start [2022-11-22 01:17:27,361 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_start [2022-11-22 01:17:27,361 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_data [2022-11-22 01:17:27,361 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_data [2022-11-22 01:17:27,361 INFO L130 BoogieDeclarations]: Found specification of procedure nft_expr_first [2022-11-22 01:17:27,361 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_expr_first [2022-11-22 01:17:27,361 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_module_exit [2022-11-22 01:17:27,362 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_module_exit [2022-11-22 01:17:27,362 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_dump [2022-11-22 01:17:27,362 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_dump [2022-11-22 01:17:27,362 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_expr_info [2022-11-22 01:17:27,362 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_expr_info [2022-11-22 01:17:27,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 01:17:27,362 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-11-22 01:17:27,362 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-11-22 01:17:27,363 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-22 01:17:27,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-22 01:17:27,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-22 01:17:27,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-22 01:17:27,363 INFO L130 BoogieDeclarations]: Found specification of procedure nf_unregister_hooks [2022-11-22 01:17:27,363 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_unregister_hooks [2022-11-22 01:17:27,363 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_chain_add [2022-11-22 01:17:27,363 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_chain_add [2022-11-22 01:17:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-22 01:17:27,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-22 01:17:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure nft_delset [2022-11-22 01:17:27,364 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_delset [2022-11-22 01:17:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure nft_validate_input_register [2022-11-22 01:17:27,364 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_validate_input_register [2022-11-22 01:17:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_end [2022-11-22 01:17:27,364 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_end [2022-11-22 01:17:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_destroy [2022-11-22 01:17:27,365 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_destroy [2022-11-22 01:17:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-22 01:17:27,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-22 01:17:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-22 01:17:27,365 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-22 01:17:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 01:17:27,365 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 01:17:27,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-22 01:17:27,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-22 01:17:27,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-22 01:17:27,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-22 01:17:27,366 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_validate [2022-11-22 01:17:27,366 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_validate [2022-11-22 01:17:27,366 INFO L130 BoogieDeclarations]: Found specification of procedure nft_data_init [2022-11-22 01:17:27,366 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_data_init [2022-11-22 01:17:27,367 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_chain_info [2022-11-22 01:17:27,367 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_chain_info [2022-11-22 01:17:27,367 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-22 01:17:27,367 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-22 01:17:27,367 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_set_destroy [2022-11-22 01:17:27,367 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_set_destroy [2022-11-22 01:17:27,367 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-11-22 01:17:27,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-11-22 01:17:27,368 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-22 01:17:27,368 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-22 01:17:27,368 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_abort [2022-11-22 01:17:27,368 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_abort [2022-11-22 01:17:27,368 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_init_net [2022-11-22 01:17:27,368 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_init_net [2022-11-22 01:17:27,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-22 01:17:27,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-22 01:17:27,368 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 01:17:27,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 01:17:27,369 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_chain_destroy [2022-11-22 01:17:27,369 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_chain_destroy [2022-11-22 01:17:27,369 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_eval [2022-11-22 01:17:27,369 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_eval [2022-11-22 01:17:27,369 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_setelem_notify [2022-11-22 01:17:27,387 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_setelem_notify [2022-11-22 01:17:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-22 01:17:27,388 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-22 01:17:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_chain_lookup [2022-11-22 01:17:27,388 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_chain_lookup [2022-11-22 01:17:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 01:17:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 01:17:27,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 01:17:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_send [2022-11-22 01:17:27,388 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_send [2022-11-22 01:17:29,901 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 01:17:29,907 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 01:17:30,278 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 01:17:42,561 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 01:17:45,276 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 01:17:45,277 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-22 01:17:45,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:17:45 BoogieIcfgContainer [2022-11-22 01:17:45,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 01:17:45,287 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 01:17:45,287 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 01:17:45,290 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 01:17:45,291 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:17:13" (1/3) ... [2022-11-22 01:17:45,291 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b938ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:17:45, skipping insertion in model container [2022-11-22 01:17:45,291 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:17:25" (2/3) ... [2022-11-22 01:17:45,292 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b938ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:17:45, skipping insertion in model container [2022-11-22 01:17:45,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:17:45" (3/3) ... [2022-11-22 01:17:45,293 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i [2022-11-22 01:17:45,316 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 01:17:45,316 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2022-11-22 01:17:45,454 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 01:17:45,463 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@333bebd4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 01:17:45,464 INFO L358 AbstractCegarLoop]: Starting to check reachability of 31 error locations. [2022-11-22 01:17:45,481 INFO L276 IsEmpty]: Start isEmpty. Operand has 4759 states, 3001 states have (on average 1.3672109296901034) internal successors, (4103), 3121 states have internal predecessors, (4103), 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) [2022-11-22 01:17:45,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-22 01:17:45,490 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:17:45,490 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:17:45,491 INFO L420 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)] === [2022-11-22 01:17:45,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:17:45,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1082744702, now seen corresponding path program 1 times [2022-11-22 01:17:45,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:17:45,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565701879] [2022-11-22 01:17:45,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:17:45,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:17:46,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:17:47,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:17:47,608 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:17:47,608 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565701879] [2022-11-22 01:17:47,609 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565701879] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:17:47,609 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:17:47,609 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-22 01:17:47,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36474841] [2022-11-22 01:17:47,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:17:47,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-22 01:17:47,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:17:47,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-22 01:17:47,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-22 01:17:47,676 INFO L87 Difference]: Start difference. First operand has 4759 states, 3001 states have (on average 1.3672109296901034) internal successors, (4103), 3121 states have internal predecessors, (4103), 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) [2022-11-22 01:17:59,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:17:59,272 INFO L93 Difference]: Finished difference Result 9508 states and 14537 transitions. [2022-11-22 01:17:59,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-22 01:17:59,275 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 [2022-11-22 01:17:59,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:17:59,327 INFO L225 Difference]: With dead ends: 9508 [2022-11-22 01:17:59,328 INFO L226 Difference]: Without dead ends: 4726 [2022-11-22 01:17:59,375 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-22 01:17:59,378 INFO L413 NwaCegarLoop]: 6320 mSDtfsCounter, 7063 mSDsluCounter, 15955 mSDsCounter, 0 mSdLazyCounter, 5973 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7067 SdHoareTripleChecker+Valid, 22275 SdHoareTripleChecker+Invalid, 5973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2022-11-22 01:17:59,379 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7067 Valid, 22275 Invalid, 5973 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [0 Valid, 5973 Invalid, 0 Unknown, 0 Unchecked, 10.5s Time] [2022-11-22 01:17:59,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4726 states. [2022-11-22 01:17:59,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4726 to 4726. [2022-11-22 01:17:59,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4726 states, 2994 states have (on average 1.3493653974615898) internal successors, (4040), 3091 states have internal predecessors, (4040), 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) [2022-11-22 01:17:59,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4726 states to 4726 states and 7012 transitions. [2022-11-22 01:17:59,760 INFO L78 Accepts]: Start accepts. Automaton has 4726 states and 7012 transitions. Word has length 16 [2022-11-22 01:17:59,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:17:59,761 INFO L495 AbstractCegarLoop]: Abstraction has 4726 states and 7012 transitions. [2022-11-22 01:17:59,762 INFO L496 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) [2022-11-22 01:17:59,762 INFO L276 IsEmpty]: Start isEmpty. Operand 4726 states and 7012 transitions. [2022-11-22 01:17:59,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-22 01:17:59,764 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:17:59,764 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:17:59,765 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 01:17:59,765 INFO L420 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)] === [2022-11-22 01:17:59,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:17:59,766 INFO L85 PathProgramCache]: Analyzing trace with hash 1223458378, now seen corresponding path program 1 times [2022-11-22 01:17:59,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:17:59,766 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134950533] [2022-11-22 01:17:59,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:17:59,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:17:59,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:18:00,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:18:00,181 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:18:00,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134950533] [2022-11-22 01:18:00,182 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134950533] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:18:00,182 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:18:00,182 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:18:00,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101948637] [2022-11-22 01:18:00,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:18:00,183 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:18:00,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:18:00,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:18:00,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:18:00,184 INFO L87 Difference]: Start difference. First operand 4726 states and 7012 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) [2022-11-22 01:18:03,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:18:03,332 INFO L93 Difference]: Finished difference Result 9444 states and 14208 transitions. [2022-11-22 01:18:03,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:18:03,333 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 [2022-11-22 01:18:03,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:18:03,373 INFO L225 Difference]: With dead ends: 9444 [2022-11-22 01:18:03,374 INFO L226 Difference]: Without dead ends: 4722 [2022-11-22 01:18:03,424 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:18:03,425 INFO L413 NwaCegarLoop]: 6263 mSDtfsCounter, 6996 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 744 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6996 SdHoareTripleChecker+Valid, 6263 SdHoareTripleChecker+Invalid, 744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-22 01:18:03,426 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6996 Valid, 6263 Invalid, 744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 744 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-22 01:18:03,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4722 states. [2022-11-22 01:18:03,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4722 to 4722. [2022-11-22 01:18:03,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4722 states, 2991 states have (on average 1.3490471414242728) internal successors, (4035), 3087 states have internal predecessors, (4035), 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) [2022-11-22 01:18:03,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4722 states to 4722 states and 7007 transitions. [2022-11-22 01:18:03,850 INFO L78 Accepts]: Start accepts. Automaton has 4722 states and 7007 transitions. Word has length 19 [2022-11-22 01:18:03,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:18:03,850 INFO L495 AbstractCegarLoop]: Abstraction has 4722 states and 7007 transitions. [2022-11-22 01:18:03,851 INFO L496 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) [2022-11-22 01:18:03,852 INFO L276 IsEmpty]: Start isEmpty. Operand 4722 states and 7007 transitions. [2022-11-22 01:18:03,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-22 01:18:03,853 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:18:03,854 INFO L195 NwaCegarLoop]: 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] [2022-11-22 01:18:03,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 01:18:03,854 INFO L420 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)] === [2022-11-22 01:18:03,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:18:03,855 INFO L85 PathProgramCache]: Analyzing trace with hash -1485083921, now seen corresponding path program 1 times [2022-11-22 01:18:03,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:18:03,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790804330] [2022-11-22 01:18:03,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:18:03,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:18:04,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:18:04,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:18:04,595 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:18:04,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790804330] [2022-11-22 01:18:04,596 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790804330] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:18:04,596 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:18:04,596 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:18:04,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056709205] [2022-11-22 01:18:04,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:18:04,597 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:18:04,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:18:04,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:18:04,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:18:04,599 INFO L87 Difference]: Start difference. First operand 4722 states and 7007 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) [2022-11-22 01:18:10,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:18:10,883 INFO L93 Difference]: Finished difference Result 9334 states and 13898 transitions. [2022-11-22 01:18:10,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 01:18:10,884 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 [2022-11-22 01:18:10,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:18:10,951 INFO L225 Difference]: With dead ends: 9334 [2022-11-22 01:18:10,951 INFO L226 Difference]: Without dead ends: 9332 [2022-11-22 01:18:10,964 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:18:10,967 INFO L413 NwaCegarLoop]: 7770 mSDtfsCounter, 6980 mSDsluCounter, 13952 mSDsCounter, 0 mSdLazyCounter, 2235 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6987 SdHoareTripleChecker+Valid, 21722 SdHoareTripleChecker+Invalid, 2236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-11-22 01:18:10,968 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6987 Valid, 21722 Invalid, 2236 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2235 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2022-11-22 01:18:10,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9332 states. [2022-11-22 01:18:11,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9332 to 9274. [2022-11-22 01:18:11,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9274 states, 5900 states have (on average 1.3511864406779661) internal successors, (7972), 6056 states have internal predecessors, (7972), 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) [2022-11-22 01:18:11,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9274 states to 9274 states and 13865 transitions. [2022-11-22 01:18:11,669 INFO L78 Accepts]: Start accepts. Automaton has 9274 states and 13865 transitions. Word has length 49 [2022-11-22 01:18:11,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:18:11,669 INFO L495 AbstractCegarLoop]: Abstraction has 9274 states and 13865 transitions. [2022-11-22 01:18:11,670 INFO L496 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) [2022-11-22 01:18:11,670 INFO L276 IsEmpty]: Start isEmpty. Operand 9274 states and 13865 transitions. [2022-11-22 01:18:11,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-22 01:18:11,672 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:18:11,672 INFO L195 NwaCegarLoop]: 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] [2022-11-22 01:18:11,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 01:18:11,672 INFO L420 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)] === [2022-11-22 01:18:11,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:18:11,673 INFO L85 PathProgramCache]: Analyzing trace with hash -1222695820, now seen corresponding path program 1 times [2022-11-22 01:18:11,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:18:11,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900513753] [2022-11-22 01:18:11,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:18:11,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:18:11,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:18:12,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:18:12,403 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:18:12,403 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900513753] [2022-11-22 01:18:12,403 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900513753] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:18:12,403 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:18:12,403 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:18:12,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403126841] [2022-11-22 01:18:12,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:18:12,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:18:12,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:18:12,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:18:12,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:18:12,406 INFO L87 Difference]: Start difference. First operand 9274 states and 13865 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) [2022-11-22 01:18:16,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:18:16,016 INFO L93 Difference]: Finished difference Result 9274 states and 13865 transitions. [2022-11-22 01:18:16,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:18:16,016 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 [2022-11-22 01:18:16,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:18:16,077 INFO L225 Difference]: With dead ends: 9274 [2022-11-22 01:18:16,078 INFO L226 Difference]: Without dead ends: 9272 [2022-11-22 01:18:16,086 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:18:16,087 INFO L413 NwaCegarLoop]: 6260 mSDtfsCounter, 6992 mSDsluCounter, 6254 mSDsCounter, 0 mSdLazyCounter, 1485 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6999 SdHoareTripleChecker+Valid, 12514 SdHoareTripleChecker+Invalid, 1485 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-22 01:18:16,088 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6999 Valid, 12514 Invalid, 1485 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1485 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-22 01:18:16,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9272 states. [2022-11-22 01:18:16,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9272 to 9272. [2022-11-22 01:18:16,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9272 states, 5899 states have (on average 1.3509069333785388) internal successors, (7969), 6054 states have internal predecessors, (7969), 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) [2022-11-22 01:18:16,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9272 states to 9272 states and 13862 transitions. [2022-11-22 01:18:16,742 INFO L78 Accepts]: Start accepts. Automaton has 9272 states and 13862 transitions. Word has length 51 [2022-11-22 01:18:16,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:18:16,745 INFO L495 AbstractCegarLoop]: Abstraction has 9272 states and 13862 transitions. [2022-11-22 01:18:16,745 INFO L496 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) [2022-11-22 01:18:16,746 INFO L276 IsEmpty]: Start isEmpty. Operand 9272 states and 13862 transitions. [2022-11-22 01:18:16,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-22 01:18:16,754 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:18:16,755 INFO L195 NwaCegarLoop]: 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] [2022-11-22 01:18:16,755 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 01:18:16,755 INFO L420 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)] === [2022-11-22 01:18:16,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:18:16,756 INFO L85 PathProgramCache]: Analyzing trace with hash 1824103031, now seen corresponding path program 1 times [2022-11-22 01:18:16,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:18:16,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760861780] [2022-11-22 01:18:16,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:18:16,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:18:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:18:17,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:18:17,274 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:18:17,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760861780] [2022-11-22 01:18:17,274 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760861780] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:18:17,274 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:18:17,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:18:17,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177030846] [2022-11-22 01:18:17,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:18:17,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:18:17,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:18:17,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:18:17,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:18:17,276 INFO L87 Difference]: Start difference. First operand 9272 states and 13862 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) [2022-11-22 01:18:23,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:18:23,142 INFO L93 Difference]: Finished difference Result 17978 states and 27026 transitions. [2022-11-22 01:18:23,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 01:18:23,143 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 [2022-11-22 01:18:23,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:18:23,252 INFO L225 Difference]: With dead ends: 17978 [2022-11-22 01:18:23,253 INFO L226 Difference]: Without dead ends: 17976 [2022-11-22 01:18:23,270 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:18:23,271 INFO L413 NwaCegarLoop]: 8096 mSDtfsCounter, 6623 mSDsluCounter, 14286 mSDsCounter, 0 mSdLazyCounter, 2272 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6630 SdHoareTripleChecker+Valid, 22382 SdHoareTripleChecker+Invalid, 2273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-11-22 01:18:23,271 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6630 Valid, 22382 Invalid, 2273 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2272 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-11-22 01:18:23,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17976 states. [2022-11-22 01:18:24,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17976 to 17709. [2022-11-22 01:18:24,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17709 states, 11268 states have (on average 1.3523251686190982) internal successors, (15238), 11542 states have internal predecessors, (15238), 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) [2022-11-22 01:18:24,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17709 states to 17709 states and 26734 transitions. [2022-11-22 01:18:24,915 INFO L78 Accepts]: Start accepts. Automaton has 17709 states and 26734 transitions. Word has length 53 [2022-11-22 01:18:24,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:18:24,916 INFO L495 AbstractCegarLoop]: Abstraction has 17709 states and 26734 transitions. [2022-11-22 01:18:24,916 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (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) [2022-11-22 01:18:24,916 INFO L276 IsEmpty]: Start isEmpty. Operand 17709 states and 26734 transitions. [2022-11-22 01:18:24,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-22 01:18:24,919 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:18:24,919 INFO L195 NwaCegarLoop]: 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] [2022-11-22 01:18:24,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 01:18:24,920 INFO L420 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)] === [2022-11-22 01:18:24,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:18:24,921 INFO L85 PathProgramCache]: Analyzing trace with hash 629658411, now seen corresponding path program 1 times [2022-11-22 01:18:24,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:18:24,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800242544] [2022-11-22 01:18:24,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:18:24,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:18:25,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:18:25,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:18:25,444 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:18:25,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800242544] [2022-11-22 01:18:25,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800242544] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:18:25,444 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:18:25,444 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:18:25,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201017269] [2022-11-22 01:18:25,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:18:25,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:18:25,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:18:25,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:18:25,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:18:25,446 INFO L87 Difference]: Start difference. First operand 17709 states and 26734 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) [2022-11-22 01:18:29,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:18:29,089 INFO L93 Difference]: Finished difference Result 17709 states and 26734 transitions. [2022-11-22 01:18:29,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:18:29,090 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 [2022-11-22 01:18:29,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:18:29,187 INFO L225 Difference]: With dead ends: 17709 [2022-11-22 01:18:29,187 INFO L226 Difference]: Without dead ends: 17707 [2022-11-22 01:18:29,203 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:18:29,205 INFO L413 NwaCegarLoop]: 6258 mSDtfsCounter, 6978 mSDsluCounter, 6258 mSDsCounter, 0 mSdLazyCounter, 1487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6985 SdHoareTripleChecker+Valid, 12516 SdHoareTripleChecker+Invalid, 1487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-22 01:18:29,205 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6985 Valid, 12516 Invalid, 1487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1487 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-11-22 01:18:29,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17707 states. [2022-11-22 01:18:30,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17707 to 17707. [2022-11-22 01:18:30,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17707 states, 11267 states have (on average 1.352001420076329) internal successors, (15233), 11540 states have internal predecessors, (15233), 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) [2022-11-22 01:18:30,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17707 states to 17707 states and 26729 transitions. [2022-11-22 01:18:30,900 INFO L78 Accepts]: Start accepts. Automaton has 17707 states and 26729 transitions. Word has length 55 [2022-11-22 01:18:30,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:18:30,902 INFO L495 AbstractCegarLoop]: Abstraction has 17707 states and 26729 transitions. [2022-11-22 01:18:30,903 INFO L496 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) [2022-11-22 01:18:30,903 INFO L276 IsEmpty]: Start isEmpty. Operand 17707 states and 26729 transitions. [2022-11-22 01:18:30,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-22 01:18:30,906 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:18:30,906 INFO L195 NwaCegarLoop]: 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] [2022-11-22 01:18:30,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-22 01:18:30,907 INFO L420 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)] === [2022-11-22 01:18:30,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:18:30,907 INFO L85 PathProgramCache]: Analyzing trace with hash -943751421, now seen corresponding path program 1 times [2022-11-22 01:18:30,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:18:30,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451294930] [2022-11-22 01:18:30,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:18:30,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:18:31,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:18:31,578 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-22 01:18:31,578 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:18:31,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451294930] [2022-11-22 01:18:31,579 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451294930] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:18:31,579 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:18:31,579 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:18:31,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995403449] [2022-11-22 01:18:31,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:18:31,581 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:18:31,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:18:31,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:18:31,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:18:31,582 INFO L87 Difference]: Start difference. First operand 17707 states and 26729 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) [2022-11-22 01:18:35,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:18:35,347 INFO L93 Difference]: Finished difference Result 17707 states and 26729 transitions. [2022-11-22 01:18:35,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:18:35,347 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 [2022-11-22 01:18:35,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:18:35,442 INFO L225 Difference]: With dead ends: 17707 [2022-11-22 01:18:35,442 INFO L226 Difference]: Without dead ends: 17705 [2022-11-22 01:18:35,454 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:18:35,455 INFO L413 NwaCegarLoop]: 6256 mSDtfsCounter, 6982 mSDsluCounter, 6256 mSDsCounter, 0 mSdLazyCounter, 1487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6984 SdHoareTripleChecker+Valid, 12512 SdHoareTripleChecker+Invalid, 1487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-22 01:18:35,455 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6984 Valid, 12512 Invalid, 1487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1487 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-22 01:18:35,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17705 states. [2022-11-22 01:18:36,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17705 to 17705. [2022-11-22 01:18:36,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17705 states, 11266 states have (on average 1.3518551393573583) 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) [2022-11-22 01:18:36,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17705 states to 17705 states and 26726 transitions. [2022-11-22 01:18:36,805 INFO L78 Accepts]: Start accepts. Automaton has 17705 states and 26726 transitions. Word has length 68 [2022-11-22 01:18:36,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:18:36,806 INFO L495 AbstractCegarLoop]: Abstraction has 17705 states and 26726 transitions. [2022-11-22 01:18:36,806 INFO L496 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) [2022-11-22 01:18:36,807 INFO L276 IsEmpty]: Start isEmpty. Operand 17705 states and 26726 transitions. [2022-11-22 01:18:36,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-22 01:18:36,809 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:18:36,809 INFO L195 NwaCegarLoop]: 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] [2022-11-22 01:18:36,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-22 01:18:36,811 INFO L420 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)] === [2022-11-22 01:18:36,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:18:36,812 INFO L85 PathProgramCache]: Analyzing trace with hash 162168666, now seen corresponding path program 1 times [2022-11-22 01:18:36,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:18:36,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611264435] [2022-11-22 01:18:36,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:18:36,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:18:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:18:37,304 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-22 01:18:37,304 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:18:37,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611264435] [2022-11-22 01:18:37,304 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1611264435] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:18:37,304 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:18:37,305 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:18:37,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556018706] [2022-11-22 01:18:37,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:18:37,305 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:18:37,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:18:37,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:18:37,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:18:37,306 INFO L87 Difference]: Start difference. First operand 17705 states and 26726 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) [2022-11-22 01:18:41,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:18:41,843 INFO L93 Difference]: Finished difference Result 17705 states and 26726 transitions. [2022-11-22 01:18:41,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:18:41,846 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 [2022-11-22 01:18:41,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:18:41,934 INFO L225 Difference]: With dead ends: 17705 [2022-11-22 01:18:41,935 INFO L226 Difference]: Without dead ends: 17703 [2022-11-22 01:18:41,945 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:18:41,947 INFO L413 NwaCegarLoop]: 6254 mSDtfsCounter, 6979 mSDsluCounter, 6254 mSDsCounter, 0 mSdLazyCounter, 1487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6981 SdHoareTripleChecker+Valid, 12508 SdHoareTripleChecker+Invalid, 1487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-11-22 01:18:41,947 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6981 Valid, 12508 Invalid, 1487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1487 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-11-22 01:18:41,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17703 states. [2022-11-22 01:18:43,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17703 to 17703. [2022-11-22 01:18:43,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17703 states, 11265 states have (on average 1.3517088326675544) internal successors, (15227), 11536 states have internal predecessors, (15227), 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) [2022-11-22 01:18:43,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17703 states to 17703 states and 26723 transitions. [2022-11-22 01:18:43,251 INFO L78 Accepts]: Start accepts. Automaton has 17703 states and 26723 transitions. Word has length 73 [2022-11-22 01:18:43,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:18:43,251 INFO L495 AbstractCegarLoop]: Abstraction has 17703 states and 26723 transitions. [2022-11-22 01:18:43,252 INFO L496 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) [2022-11-22 01:18:43,252 INFO L276 IsEmpty]: Start isEmpty. Operand 17703 states and 26723 transitions. [2022-11-22 01:18:43,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-22 01:18:43,253 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:18:43,253 INFO L195 NwaCegarLoop]: 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] [2022-11-22 01:18:43,253 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-22 01:18:43,254 INFO L420 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)] === [2022-11-22 01:18:43,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:18:43,254 INFO L85 PathProgramCache]: Analyzing trace with hash -1507932498, now seen corresponding path program 1 times [2022-11-22 01:18:43,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:18:43,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435474824] [2022-11-22 01:18:43,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:18:43,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:18:43,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:18:43,763 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-22 01:18:43,764 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:18:43,764 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435474824] [2022-11-22 01:18:43,764 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435474824] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:18:43,764 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:18:43,764 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:18:43,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605997358] [2022-11-22 01:18:43,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:18:43,766 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:18:43,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:18:43,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:18:43,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:18:43,767 INFO L87 Difference]: Start difference. First operand 17703 states and 26723 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) [2022-11-22 01:18:48,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:18:48,215 INFO L93 Difference]: Finished difference Result 17703 states and 26723 transitions. [2022-11-22 01:18:48,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:18:48,216 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 [2022-11-22 01:18:48,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:18:48,320 INFO L225 Difference]: With dead ends: 17703 [2022-11-22 01:18:48,321 INFO L226 Difference]: Without dead ends: 17701 [2022-11-22 01:18:48,337 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:18:48,338 INFO L413 NwaCegarLoop]: 6252 mSDtfsCounter, 6976 mSDsluCounter, 6252 mSDsCounter, 0 mSdLazyCounter, 1487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6978 SdHoareTripleChecker+Valid, 12504 SdHoareTripleChecker+Invalid, 1487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-11-22 01:18:48,338 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6978 Valid, 12504 Invalid, 1487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1487 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-11-22 01:18:48,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17701 states. [2022-11-22 01:18:49,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17701 to 17701. [2022-11-22 01:18:49,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17701 states, 11264 states have (on average 1.3515625) internal successors, (15224), 11534 states have internal predecessors, (15224), 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) [2022-11-22 01:18:50,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17701 states to 17701 states and 26720 transitions. [2022-11-22 01:18:50,259 INFO L78 Accepts]: Start accepts. Automaton has 17701 states and 26720 transitions. Word has length 78 [2022-11-22 01:18:50,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:18:50,260 INFO L495 AbstractCegarLoop]: Abstraction has 17701 states and 26720 transitions. [2022-11-22 01:18:50,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-22 01:18:50,260 INFO L276 IsEmpty]: Start isEmpty. Operand 17701 states and 26720 transitions. [2022-11-22 01:18:50,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-22 01:18:50,261 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:18:50,262 INFO L195 NwaCegarLoop]: 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] [2022-11-22 01:18:50,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-22 01:18:50,262 INFO L420 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)] === [2022-11-22 01:18:50,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:18:50,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1523302222, now seen corresponding path program 1 times [2022-11-22 01:18:50,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:18:50,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503607031] [2022-11-22 01:18:50,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:18:50,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:18:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:18:50,782 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-22 01:18:50,782 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:18:50,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503607031] [2022-11-22 01:18:50,782 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503607031] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:18:50,782 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:18:50,783 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:18:50,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101961534] [2022-11-22 01:18:50,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:18:50,784 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:18:50,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:18:50,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:18:50,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:18:50,785 INFO L87 Difference]: Start difference. First operand 17701 states and 26720 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) [2022-11-22 01:18:55,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:18:55,377 INFO L93 Difference]: Finished difference Result 17701 states and 26720 transitions. [2022-11-22 01:18:55,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:18:55,377 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 [2022-11-22 01:18:55,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:18:55,473 INFO L225 Difference]: With dead ends: 17701 [2022-11-22 01:18:55,473 INFO L226 Difference]: Without dead ends: 17699 [2022-11-22 01:18:55,487 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:18:55,488 INFO L413 NwaCegarLoop]: 6250 mSDtfsCounter, 6973 mSDsluCounter, 6250 mSDsCounter, 0 mSdLazyCounter, 1487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6975 SdHoareTripleChecker+Valid, 12500 SdHoareTripleChecker+Invalid, 1487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-11-22 01:18:55,489 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6975 Valid, 12500 Invalid, 1487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1487 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-11-22 01:18:55,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17699 states. [2022-11-22 01:18:56,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17699 to 17699. [2022-11-22 01:18:57,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17699 states, 11263 states have (on average 1.3514161413477759) internal successors, (15221), 11532 states have internal predecessors, (15221), 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) [2022-11-22 01:18:57,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17699 states to 17699 states and 26717 transitions. [2022-11-22 01:18:57,210 INFO L78 Accepts]: Start accepts. Automaton has 17699 states and 26717 transitions. Word has length 83 [2022-11-22 01:18:57,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:18:57,211 INFO L495 AbstractCegarLoop]: Abstraction has 17699 states and 26717 transitions. [2022-11-22 01:18:57,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-22 01:18:57,211 INFO L276 IsEmpty]: Start isEmpty. Operand 17699 states and 26717 transitions. [2022-11-22 01:18:57,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-22 01:18:57,213 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:18:57,213 INFO L195 NwaCegarLoop]: 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] [2022-11-22 01:18:57,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-22 01:18:57,214 INFO L420 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)] === [2022-11-22 01:18:57,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:18:57,214 INFO L85 PathProgramCache]: Analyzing trace with hash -1061220842, now seen corresponding path program 1 times [2022-11-22 01:18:57,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:18:57,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492098822] [2022-11-22 01:18:57,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:18:57,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:18:57,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:18:57,837 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-22 01:18:57,838 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:18:57,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492098822] [2022-11-22 01:18:57,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492098822] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:18:57,838 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:18:57,838 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:18:57,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031148214] [2022-11-22 01:18:57,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:18:57,839 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:18:57,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:18:57,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:18:57,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:18:57,841 INFO L87 Difference]: Start difference. First operand 17699 states and 26717 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) [2022-11-22 01:19:02,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:19:02,617 INFO L93 Difference]: Finished difference Result 17699 states and 26717 transitions. [2022-11-22 01:19:02,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:19:02,622 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 [2022-11-22 01:19:02,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:19:02,694 INFO L225 Difference]: With dead ends: 17699 [2022-11-22 01:19:02,694 INFO L226 Difference]: Without dead ends: 17697 [2022-11-22 01:19:02,704 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:19:02,705 INFO L413 NwaCegarLoop]: 6248 mSDtfsCounter, 6970 mSDsluCounter, 6248 mSDsCounter, 0 mSdLazyCounter, 1487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6972 SdHoareTripleChecker+Valid, 12496 SdHoareTripleChecker+Invalid, 1487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-22 01:19:02,705 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6972 Valid, 12496 Invalid, 1487 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1487 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-22 01:19:02,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17697 states. [2022-11-22 01:19:04,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17697 to 17697. [2022-11-22 01:19:04,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17697 states, 11262 states have (on average 1.3512697567039602) internal successors, (15218), 11530 states have internal predecessors, (15218), 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) [2022-11-22 01:19:04,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17697 states to 17697 states and 26714 transitions. [2022-11-22 01:19:04,371 INFO L78 Accepts]: Start accepts. Automaton has 17697 states and 26714 transitions. Word has length 88 [2022-11-22 01:19:04,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:19:04,371 INFO L495 AbstractCegarLoop]: Abstraction has 17697 states and 26714 transitions. [2022-11-22 01:19:04,371 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-22 01:19:04,371 INFO L276 IsEmpty]: Start isEmpty. Operand 17697 states and 26714 transitions. [2022-11-22 01:19:04,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-22 01:19:04,373 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:19:04,373 INFO L195 NwaCegarLoop]: 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] [2022-11-22 01:19:04,373 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-22 01:19:04,374 INFO L420 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)] === [2022-11-22 01:19:04,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:19:04,374 INFO L85 PathProgramCache]: Analyzing trace with hash -2143503530, now seen corresponding path program 1 times [2022-11-22 01:19:04,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:19:04,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866830629] [2022-11-22 01:19:04,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:19:04,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:19:04,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:19:04,985 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-22 01:19:04,986 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:19:04,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866830629] [2022-11-22 01:19:04,986 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866830629] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:19:04,986 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:19:04,986 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:19:04,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078045343] [2022-11-22 01:19:04,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:19:04,987 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:19:04,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:19:04,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:19:04,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:19:04,988 INFO L87 Difference]: Start difference. First operand 17697 states and 26714 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) [2022-11-22 01:19:09,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:19:09,907 INFO L93 Difference]: Finished difference Result 17697 states and 26714 transitions. [2022-11-22 01:19:09,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:19:09,908 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 [2022-11-22 01:19:09,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:19:09,961 INFO L225 Difference]: With dead ends: 17697 [2022-11-22 01:19:09,961 INFO L226 Difference]: Without dead ends: 17695 [2022-11-22 01:19:09,968 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:19:09,969 INFO L413 NwaCegarLoop]: 6246 mSDtfsCounter, 6967 mSDsluCounter, 6246 mSDsCounter, 0 mSdLazyCounter, 1487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6969 SdHoareTripleChecker+Valid, 12492 SdHoareTripleChecker+Invalid, 1487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-11-22 01:19:09,969 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6969 Valid, 12492 Invalid, 1487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1487 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-11-22 01:19:09,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17695 states. [2022-11-22 01:19:11,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17695 to 17695. [2022-11-22 01:19:11,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17695 states, 11261 states have (on average 1.3511233460616285) internal successors, (15215), 11528 states have internal predecessors, (15215), 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) [2022-11-22 01:19:11,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17695 states to 17695 states and 26711 transitions. [2022-11-22 01:19:11,461 INFO L78 Accepts]: Start accepts. Automaton has 17695 states and 26711 transitions. Word has length 93 [2022-11-22 01:19:11,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:19:11,461 INFO L495 AbstractCegarLoop]: Abstraction has 17695 states and 26711 transitions. [2022-11-22 01:19:11,461 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-22 01:19:11,462 INFO L276 IsEmpty]: Start isEmpty. Operand 17695 states and 26711 transitions. [2022-11-22 01:19:11,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-22 01:19:11,463 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:19:11,463 INFO L195 NwaCegarLoop]: 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] [2022-11-22 01:19:11,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-22 01:19:11,463 INFO L420 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)] === [2022-11-22 01:19:11,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:19:11,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1606478369, now seen corresponding path program 1 times [2022-11-22 01:19:11,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:19:11,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454243762] [2022-11-22 01:19:11,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:19:11,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:19:11,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:19:11,969 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-22 01:19:11,969 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:19:11,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454243762] [2022-11-22 01:19:11,970 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454243762] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:19:11,970 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:19:11,970 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:19:11,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069355910] [2022-11-22 01:19:11,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:19:11,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:19:11,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:19:11,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:19:11,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:19:11,972 INFO L87 Difference]: Start difference. First operand 17695 states and 26711 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) [2022-11-22 01:19:17,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:19:17,074 INFO L93 Difference]: Finished difference Result 17695 states and 26711 transitions. [2022-11-22 01:19:17,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:19:17,074 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 [2022-11-22 01:19:17,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:19:17,137 INFO L225 Difference]: With dead ends: 17695 [2022-11-22 01:19:17,137 INFO L226 Difference]: Without dead ends: 17693 [2022-11-22 01:19:17,143 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:19:17,144 INFO L413 NwaCegarLoop]: 6244 mSDtfsCounter, 6964 mSDsluCounter, 6244 mSDsCounter, 0 mSdLazyCounter, 1487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6966 SdHoareTripleChecker+Valid, 12488 SdHoareTripleChecker+Invalid, 1487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-22 01:19:17,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6966 Valid, 12488 Invalid, 1487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1487 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-22 01:19:17,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17693 states. [2022-11-22 01:19:18,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17693 to 17693. [2022-11-22 01:19:18,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17693 states, 11260 states have (on average 1.3509769094138544) internal successors, (15212), 11526 states have internal predecessors, (15212), 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) [2022-11-22 01:19:18,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17693 states to 17693 states and 26708 transitions. [2022-11-22 01:19:18,554 INFO L78 Accepts]: Start accepts. Automaton has 17693 states and 26708 transitions. Word has length 98 [2022-11-22 01:19:18,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:19:18,555 INFO L495 AbstractCegarLoop]: Abstraction has 17693 states and 26708 transitions. [2022-11-22 01:19:18,555 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-22 01:19:18,555 INFO L276 IsEmpty]: Start isEmpty. Operand 17693 states and 26708 transitions. [2022-11-22 01:19:18,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-22 01:19:18,557 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:19:18,566 INFO L195 NwaCegarLoop]: 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] [2022-11-22 01:19:18,566 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-22 01:19:18,566 INFO L420 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)] === [2022-11-22 01:19:18,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:19:18,567 INFO L85 PathProgramCache]: Analyzing trace with hash 1895270844, now seen corresponding path program 1 times [2022-11-22 01:19:18,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:19:18,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291249485] [2022-11-22 01:19:18,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:19:18,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:19:18,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:19:19,169 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-22 01:19:19,169 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:19:19,169 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291249485] [2022-11-22 01:19:19,170 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291249485] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:19:19,170 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:19:19,170 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:19:19,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474719439] [2022-11-22 01:19:19,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:19:19,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:19:19,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:19:19,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:19:19,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:19:19,172 INFO L87 Difference]: Start difference. First operand 17693 states and 26708 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) [2022-11-22 01:19:24,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:19:24,029 INFO L93 Difference]: Finished difference Result 17693 states and 26708 transitions. [2022-11-22 01:19:24,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:19:24,029 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 [2022-11-22 01:19:24,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:19:24,090 INFO L225 Difference]: With dead ends: 17693 [2022-11-22 01:19:24,091 INFO L226 Difference]: Without dead ends: 17691 [2022-11-22 01:19:24,100 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:19:24,101 INFO L413 NwaCegarLoop]: 6242 mSDtfsCounter, 6965 mSDsluCounter, 6238 mSDsCounter, 0 mSdLazyCounter, 1487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6967 SdHoareTripleChecker+Valid, 12480 SdHoareTripleChecker+Invalid, 1487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-22 01:19:24,101 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6967 Valid, 12480 Invalid, 1487 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1487 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-22 01:19:24,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17691 states. [2022-11-22 01:19:25,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17691 to 17691. [2022-11-22 01:19:25,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17691 states, 11259 states have (on average 1.3508304467537082) internal successors, (15209), 11524 states have internal predecessors, (15209), 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) [2022-11-22 01:19:25,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17691 states to 17691 states and 26705 transitions. [2022-11-22 01:19:25,711 INFO L78 Accepts]: Start accepts. Automaton has 17691 states and 26705 transitions. Word has length 103 [2022-11-22 01:19:25,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:19:25,712 INFO L495 AbstractCegarLoop]: Abstraction has 17691 states and 26705 transitions. [2022-11-22 01:19:25,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-22 01:19:25,712 INFO L276 IsEmpty]: Start isEmpty. Operand 17691 states and 26705 transitions. [2022-11-22 01:19:25,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-22 01:19:25,714 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:19:25,714 INFO L195 NwaCegarLoop]: 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] [2022-11-22 01:19:25,714 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-22 01:19:25,714 INFO L420 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)] === [2022-11-22 01:19:25,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:19:25,715 INFO L85 PathProgramCache]: Analyzing trace with hash 289360191, now seen corresponding path program 1 times [2022-11-22 01:19:25,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:19:25,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685025922] [2022-11-22 01:19:25,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:19:25,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:19:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:19:26,177 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-22 01:19:26,178 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:19:26,178 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685025922] [2022-11-22 01:19:26,178 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685025922] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:19:26,178 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:19:26,178 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:19:26,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065661017] [2022-11-22 01:19:26,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:19:26,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:19:26,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:19:26,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:19:26,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:19:26,180 INFO L87 Difference]: Start difference. First operand 17691 states and 26705 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) [2022-11-22 01:19:31,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:19:31,467 INFO L93 Difference]: Finished difference Result 17691 states and 26705 transitions. [2022-11-22 01:19:31,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:19:31,467 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 [2022-11-22 01:19:31,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:19:31,517 INFO L225 Difference]: With dead ends: 17691 [2022-11-22 01:19:31,517 INFO L226 Difference]: Without dead ends: 17689 [2022-11-22 01:19:31,524 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:19:31,527 INFO L413 NwaCegarLoop]: 6240 mSDtfsCounter, 6957 mSDsluCounter, 6240 mSDsCounter, 0 mSdLazyCounter, 1487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6959 SdHoareTripleChecker+Valid, 12480 SdHoareTripleChecker+Invalid, 1487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-11-22 01:19:31,527 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6959 Valid, 12480 Invalid, 1487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1487 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-11-22 01:19:31,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17689 states. [2022-11-22 01:19:33,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17689 to 17689. [2022-11-22 01:19:33,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17689 states, 11258 states have (on average 1.3506839580742582) internal successors, (15206), 11522 states have internal predecessors, (15206), 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) [2022-11-22 01:19:33,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17689 states to 17689 states and 26702 transitions. [2022-11-22 01:19:33,567 INFO L78 Accepts]: Start accepts. Automaton has 17689 states and 26702 transitions. Word has length 105 [2022-11-22 01:19:33,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:19:33,570 INFO L495 AbstractCegarLoop]: Abstraction has 17689 states and 26702 transitions. [2022-11-22 01:19:33,570 INFO L496 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) [2022-11-22 01:19:33,570 INFO L276 IsEmpty]: Start isEmpty. Operand 17689 states and 26702 transitions. [2022-11-22 01:19:33,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-22 01:19:33,574 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:19:33,574 INFO L195 NwaCegarLoop]: 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] [2022-11-22 01:19:33,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-22 01:19:33,574 INFO L420 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)] === [2022-11-22 01:19:33,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:19:33,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1685316241, now seen corresponding path program 1 times [2022-11-22 01:19:33,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:19:33,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026994576] [2022-11-22 01:19:33,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:19:33,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:19:33,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:19:34,038 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-22 01:19:34,038 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:19:34,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026994576] [2022-11-22 01:19:34,041 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026994576] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:19:34,041 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:19:34,041 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:19:34,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545329482] [2022-11-22 01:19:34,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:19:34,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:19:34,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:19:34,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:19:34,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:19:34,043 INFO L87 Difference]: Start difference. First operand 17689 states and 26702 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) [2022-11-22 01:19:42,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:19:42,836 INFO L93 Difference]: Finished difference Result 35290 states and 54013 transitions. [2022-11-22 01:19:42,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 01:19:42,836 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 [2022-11-22 01:19:42,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:19:42,960 INFO L225 Difference]: With dead ends: 35290 [2022-11-22 01:19:42,960 INFO L226 Difference]: Without dead ends: 35288 [2022-11-22 01:19:42,976 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:19:42,977 INFO L413 NwaCegarLoop]: 7719 mSDtfsCounter, 6955 mSDsluCounter, 13964 mSDsCounter, 0 mSdLazyCounter, 2230 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6957 SdHoareTripleChecker+Valid, 21683 SdHoareTripleChecker+Invalid, 2231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-11-22 01:19:42,977 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6957 Valid, 21683 Invalid, 2231 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1 Valid, 2230 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-11-22 01:19:43,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35288 states. [2022-11-22 01:19:45,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35288 to 35091. [2022-11-22 01:19:45,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35091 states, 22356 states have (on average 1.3514492753623188) internal successors, (30213), 22864 states have internal predecessors, (30213), 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) [2022-11-22 01:19:46,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35091 states to 35091 states and 53805 transitions. [2022-11-22 01:19:46,312 INFO L78 Accepts]: Start accepts. Automaton has 35091 states and 53805 transitions. Word has length 110 [2022-11-22 01:19:46,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:19:46,312 INFO L495 AbstractCegarLoop]: Abstraction has 35091 states and 53805 transitions. [2022-11-22 01:19:46,313 INFO L496 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) [2022-11-22 01:19:46,313 INFO L276 IsEmpty]: Start isEmpty. Operand 35091 states and 53805 transitions. [2022-11-22 01:19:46,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-22 01:19:46,314 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:19:46,314 INFO L195 NwaCegarLoop]: 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] [2022-11-22 01:19:46,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-22 01:19:46,315 INFO L420 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)] === [2022-11-22 01:19:46,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:19:46,315 INFO L85 PathProgramCache]: Analyzing trace with hash -2001705235, now seen corresponding path program 1 times [2022-11-22 01:19:46,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:19:46,315 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275681811] [2022-11-22 01:19:46,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:19:46,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:19:46,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:19:47,089 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-22 01:19:47,089 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:19:47,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275681811] [2022-11-22 01:19:47,090 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275681811] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:19:47,090 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:19:47,090 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:19:47,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002240059] [2022-11-22 01:19:47,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:19:47,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:19:47,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:19:47,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:19:47,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:19:47,092 INFO L87 Difference]: Start difference. First operand 35091 states and 53805 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)