./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/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_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/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_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/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 a88d6e7bf2b158373436b40548cbe71d2b3a1f454b281f07c3b1b175d00e8682 --- 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 02:25:20,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:25:20,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:25:20,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:25:20,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:25:20,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:25:20,923 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:25:20,925 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:25:20,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:25:20,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:25:20,929 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:25:20,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:25:20,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:25:20,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:25:20,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:25:20,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:25:20,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:25:20,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:25:20,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:25:20,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:25:20,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:25:20,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:25:20,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:25:20,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:25:20,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:25:20,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:25:20,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:25:20,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:25:20,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:25:20,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:25:20,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:25:20,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:25:20,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:25:20,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:25:20,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:25:20,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:25:20,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:25:20,964 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:25:20,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:25:20,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:25:20,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:25:20,968 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 02:25:20,990 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:25:20,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:25:20,991 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:25:20,991 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:25:20,992 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:25:20,992 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:25:20,992 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:25:20,992 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:25:20,993 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:25:20,993 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:25:20,993 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:25:20,993 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:25:20,994 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:25:20,994 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:25:20,994 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:25:20,994 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:25:20,995 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:25:20,995 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:25:20,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:25:20,996 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:25:20,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:25:20,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:25:20,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:25:20,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:25:20,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:25:20,997 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:25:20,997 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:25:20,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:25:20,998 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:25:20,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:25:20,998 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:25:20,999 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:25:20,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:25:20,999 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:25:20,999 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:25:20,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:25:21,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:25:21,000 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:25:21,000 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_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a88d6e7bf2b158373436b40548cbe71d2b3a1f454b281f07c3b1b175d00e8682 [2022-11-22 02:25:21,256 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:25:21,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:25:21,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:25:21,291 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:25:21,292 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:25:21,294 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i [2022-11-22 02:25:24,542 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:25:25,136 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:25:25,137 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i [2022-11-22 02:25:25,210 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/data/e969abc53/0090717400034b479044ad3d8e73af0f/FLAG08b6b08f1 [2022-11-22 02:25:25,228 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/data/e969abc53/0090717400034b479044ad3d8e73af0f [2022-11-22 02:25:25,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:25:25,234 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:25:25,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:25:25,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:25:25,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:25:25,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:25:25" (1/1) ... [2022-11-22 02:25:25,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@487cb04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:25, skipping insertion in model container [2022-11-22 02:25:25,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:25:25" (1/1) ... [2022-11-22 02:25:25,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:25:25,444 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:25:29,469 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410486,410499] [2022-11-22 02:25:29,473 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410631,410644] [2022-11-22 02:25:29,474 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410777,410790] [2022-11-22 02:25:29,475 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410942,410955] [2022-11-22 02:25:29,475 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411100,411113] [2022-11-22 02:25:29,475 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411258,411271] [2022-11-22 02:25:29,476 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411416,411429] [2022-11-22 02:25:29,530 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411576,411589] [2022-11-22 02:25:29,531 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411735,411748] [2022-11-22 02:25:29,531 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411874,411887] [2022-11-22 02:25:29,532 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412016,412029] [2022-11-22 02:25:29,532 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412165,412178] [2022-11-22 02:25:29,532 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412304,412317] [2022-11-22 02:25:29,533 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412459,412472] [2022-11-22 02:25:29,533 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412619,412632] [2022-11-22 02:25:29,533 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412770,412783] [2022-11-22 02:25:29,534 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412921,412934] [2022-11-22 02:25:29,534 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413073,413086] [2022-11-22 02:25:29,534 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413222,413235] [2022-11-22 02:25:29,535 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413370,413383] [2022-11-22 02:25:29,535 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413527,413540] [2022-11-22 02:25:29,535 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413676,413689] [2022-11-22 02:25:29,536 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413832,413845] [2022-11-22 02:25:29,536 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413985,413998] [2022-11-22 02:25:29,536 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414131,414144] [2022-11-22 02:25:29,537 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414274,414287] [2022-11-22 02:25:29,537 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414426,414439] [2022-11-22 02:25:29,538 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414572,414585] [2022-11-22 02:25:29,538 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414717,414730] [2022-11-22 02:25:29,541 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414871,414884] [2022-11-22 02:25:29,542 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415022,415035] [2022-11-22 02:25:29,543 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415177,415190] [2022-11-22 02:25:29,543 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415329,415342] [2022-11-22 02:25:29,544 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415484,415497] [2022-11-22 02:25:29,544 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415648,415661] [2022-11-22 02:25:29,545 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415804,415817] [2022-11-22 02:25:29,546 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415968,415981] [2022-11-22 02:25:29,547 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416110,416123] [2022-11-22 02:25:29,547 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416268,416281] [2022-11-22 02:25:29,548 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416435,416448] [2022-11-22 02:25:29,548 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416594,416607] [2022-11-22 02:25:29,549 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416753,416766] [2022-11-22 02:25:29,550 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416902,416915] [2022-11-22 02:25:29,550 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417049,417062] [2022-11-22 02:25:29,551 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417188,417201] [2022-11-22 02:25:29,551 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417351,417364] [2022-11-22 02:25:29,552 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417517,417530] [2022-11-22 02:25:29,553 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417681,417694] [2022-11-22 02:25:29,553 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417846,417859] [2022-11-22 02:25:29,554 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418011,418024] [2022-11-22 02:25:29,554 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418177,418190] [2022-11-22 02:25:29,555 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418342,418355] [2022-11-22 02:25:29,555 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418509,418522] [2022-11-22 02:25:29,556 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418669,418682] [2022-11-22 02:25:29,556 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418831,418844] [2022-11-22 02:25:29,557 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418990,419003] [2022-11-22 02:25:29,557 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419136,419149] [2022-11-22 02:25:29,557 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419279,419292] [2022-11-22 02:25:29,558 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419423,419436] [2022-11-22 02:25:29,558 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419566,419579] [2022-11-22 02:25:29,559 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419710,419723] [2022-11-22 02:25:29,560 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419851,419864] [2022-11-22 02:25:29,561 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419989,420002] [2022-11-22 02:25:29,562 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420147,420160] [2022-11-22 02:25:29,563 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420306,420319] [2022-11-22 02:25:29,564 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420462,420475] [2022-11-22 02:25:29,565 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420611,420624] [2022-11-22 02:25:29,565 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420763,420776] [2022-11-22 02:25:29,566 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420914,420927] [2022-11-22 02:25:29,567 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421063,421076] [2022-11-22 02:25:29,567 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421215,421228] [2022-11-22 02:25:29,568 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421363,421376] [2022-11-22 02:25:29,569 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421516,421529] [2022-11-22 02:25:29,570 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421667,421680] [2022-11-22 02:25:29,570 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421817,421830] [2022-11-22 02:25:29,570 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421964,421977] [2022-11-22 02:25:29,571 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422115,422128] [2022-11-22 02:25:29,571 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422266,422279] [2022-11-22 02:25:29,572 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422414,422427] [2022-11-22 02:25:29,572 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422580,422593] [2022-11-22 02:25:29,573 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422749,422762] [2022-11-22 02:25:29,574 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422916,422929] [2022-11-22 02:25:29,574 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423084,423097] [2022-11-22 02:25:29,574 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423234,423247] [2022-11-22 02:25:29,575 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423381,423394] [2022-11-22 02:25:29,576 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423542,423555] [2022-11-22 02:25:29,576 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423712,423725] [2022-11-22 02:25:29,578 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423874,423887] [2022-11-22 02:25:29,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:25:29,651 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:25:30,108 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410486,410499] [2022-11-22 02:25:30,109 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410631,410644] [2022-11-22 02:25:30,110 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410777,410790] [2022-11-22 02:25:30,110 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410942,410955] [2022-11-22 02:25:30,115 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411100,411113] [2022-11-22 02:25:30,116 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411258,411271] [2022-11-22 02:25:30,118 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411416,411429] [2022-11-22 02:25:30,118 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411576,411589] [2022-11-22 02:25:30,119 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411735,411748] [2022-11-22 02:25:30,119 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411874,411887] [2022-11-22 02:25:30,120 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412016,412029] [2022-11-22 02:25:30,120 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412165,412178] [2022-11-22 02:25:30,120 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412304,412317] [2022-11-22 02:25:30,121 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412459,412472] [2022-11-22 02:25:30,121 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412619,412632] [2022-11-22 02:25:30,122 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412770,412783] [2022-11-22 02:25:30,122 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412921,412934] [2022-11-22 02:25:30,123 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413073,413086] [2022-11-22 02:25:30,124 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413222,413235] [2022-11-22 02:25:30,125 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413370,413383] [2022-11-22 02:25:30,125 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413527,413540] [2022-11-22 02:25:30,126 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413676,413689] [2022-11-22 02:25:30,126 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413832,413845] [2022-11-22 02:25:30,128 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413985,413998] [2022-11-22 02:25:30,129 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414131,414144] [2022-11-22 02:25:30,129 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414274,414287] [2022-11-22 02:25:30,130 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414426,414439] [2022-11-22 02:25:30,131 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414572,414585] [2022-11-22 02:25:30,131 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414717,414730] [2022-11-22 02:25:30,132 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414871,414884] [2022-11-22 02:25:30,132 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415022,415035] [2022-11-22 02:25:30,133 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415177,415190] [2022-11-22 02:25:30,133 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415329,415342] [2022-11-22 02:25:30,134 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415484,415497] [2022-11-22 02:25:30,134 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415648,415661] [2022-11-22 02:25:30,135 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415804,415817] [2022-11-22 02:25:30,136 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415968,415981] [2022-11-22 02:25:30,137 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416110,416123] [2022-11-22 02:25:30,137 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416268,416281] [2022-11-22 02:25:30,138 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416435,416448] [2022-11-22 02:25:30,139 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416594,416607] [2022-11-22 02:25:30,139 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416753,416766] [2022-11-22 02:25:30,140 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416902,416915] [2022-11-22 02:25:30,140 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417049,417062] [2022-11-22 02:25:30,141 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417188,417201] [2022-11-22 02:25:30,141 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417351,417364] [2022-11-22 02:25:30,142 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417517,417530] [2022-11-22 02:25:30,142 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417681,417694] [2022-11-22 02:25:30,142 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417846,417859] [2022-11-22 02:25:30,143 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418011,418024] [2022-11-22 02:25:30,143 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418177,418190] [2022-11-22 02:25:30,144 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418342,418355] [2022-11-22 02:25:30,144 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418509,418522] [2022-11-22 02:25:30,145 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418669,418682] [2022-11-22 02:25:30,146 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418831,418844] [2022-11-22 02:25:30,147 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418990,419003] [2022-11-22 02:25:30,150 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419136,419149] [2022-11-22 02:25:30,151 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419279,419292] [2022-11-22 02:25:30,152 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419423,419436] [2022-11-22 02:25:30,153 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419566,419579] [2022-11-22 02:25:30,153 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419710,419723] [2022-11-22 02:25:30,153 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419851,419864] [2022-11-22 02:25:30,155 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419989,420002] [2022-11-22 02:25:30,155 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420147,420160] [2022-11-22 02:25:30,156 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420306,420319] [2022-11-22 02:25:30,161 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420462,420475] [2022-11-22 02:25:30,162 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420611,420624] [2022-11-22 02:25:30,162 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420763,420776] [2022-11-22 02:25:30,167 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420914,420927] [2022-11-22 02:25:30,168 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421063,421076] [2022-11-22 02:25:30,168 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421215,421228] [2022-11-22 02:25:30,169 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421363,421376] [2022-11-22 02:25:30,169 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421516,421529] [2022-11-22 02:25:30,170 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421667,421680] [2022-11-22 02:25:30,171 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421817,421830] [2022-11-22 02:25:30,171 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421964,421977] [2022-11-22 02:25:30,172 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422115,422128] [2022-11-22 02:25:30,172 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422266,422279] [2022-11-22 02:25:30,174 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422414,422427] [2022-11-22 02:25:30,175 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422580,422593] [2022-11-22 02:25:30,175 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422749,422762] [2022-11-22 02:25:30,176 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422916,422929] [2022-11-22 02:25:30,176 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423084,423097] [2022-11-22 02:25:30,176 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423234,423247] [2022-11-22 02:25:30,177 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423381,423394] [2022-11-22 02:25:30,177 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423542,423555] [2022-11-22 02:25:30,178 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423712,423725] [2022-11-22 02:25:30,178 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423874,423887] [2022-11-22 02:25:30,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:25:30,423 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:25:30,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:30 WrapperNode [2022-11-22 02:25:30,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:25:30,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:25:30,425 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:25:30,425 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:25:30,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:30" (1/1) ... [2022-11-22 02:25:30,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:30" (1/1) ... [2022-11-22 02:25:30,773 INFO L138 Inliner]: procedures = 672, calls = 2068, calls flagged for inlining = 313, calls inlined = 225, statements flattened = 4777 [2022-11-22 02:25:30,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:25:30,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:25:30,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:25:30,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:25:30,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:30" (1/1) ... [2022-11-22 02:25:30,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:30" (1/1) ... [2022-11-22 02:25:30,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:30" (1/1) ... [2022-11-22 02:25:30,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:30" (1/1) ... [2022-11-22 02:25:30,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:30" (1/1) ... [2022-11-22 02:25:30,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:30" (1/1) ... [2022-11-22 02:25:30,942 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:30" (1/1) ... [2022-11-22 02:25:30,964 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:30" (1/1) ... [2022-11-22 02:25:30,999 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:25:31,000 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:25:31,000 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:25:31,000 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:25:31,001 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:30" (1/1) ... [2022-11-22 02:25:31,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:25:31,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:25:31,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:25:31,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:25:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-22 02:25:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-22 02:25:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-22 02:25:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-22 02:25:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_stats [2022-11-22 02:25:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_stats [2022-11-22 02:25:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-22 02:25:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-22 02:25:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-22 02:25:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-22 02:25:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 02:25:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 02:25:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-22 02:25:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-22 02:25:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-22 02:25:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-22 02:25:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-22 02:25:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-22 02:25:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-11-22 02:25:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-11-22 02:25:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-22 02:25:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-22 02:25:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-22 02:25:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-22 02:25:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-22 02:25:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-22 02:25:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_amd8111e_priv [2022-11-22 02:25:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_amd8111e_priv [2022-11-22 02:25:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-22 02:25:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-22 02:25:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-22 02:25:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-22 02:25:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-22 02:25:31,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-22 02:25:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-22 02:25:31,072 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-22 02:25:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-22 02:25:31,072 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-22 02:25:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-22 02:25:31,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-22 02:25:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-11-22 02:25:31,072 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-11-22 02:25:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-22 02:25:31,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-22 02:25:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-22 02:25:31,073 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-22 02:25:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:25:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-22 02:25:31,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-22 02:25:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_tx_timeout [2022-11-22 02:25:31,073 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_tx_timeout [2022-11-22 02:25:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-22 02:25:31,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-22 02:25:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-22 02:25:31,074 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-22 02:25:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_read [2022-11-22 02:25:31,074 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_read [2022-11-22 02:25:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 02:25:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_nway_reset [2022-11-22 02:25:31,075 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_nway_reset [2022-11-22 02:25:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-22 02:25:31,075 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-22 02:25:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_rx_buff_len [2022-11-22 02:25:31,076 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_rx_buff_len [2022-11-22 02:25:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 02:25:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-22 02:25:31,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-22 02:25:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_open [2022-11-22 02:25:31,080 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_open [2022-11-22 02:25:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-22 02:25:31,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-22 02:25:31,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-22 02:25:31,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-22 02:25:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 02:25:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-22 02:25:31,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-22 02:25:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-22 02:25:31,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-22 02:25:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-22 02:25:31,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-22 02:25:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-22 02:25:31,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-22 02:25:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-22 02:25:31,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-22 02:25:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-22 02:25:31,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-22 02:25:31,084 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-22 02:25:31,084 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-22 02:25:31,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-22 02:25:31,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-22 02:25:31,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_129 [2022-11-22 02:25:31,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_129 [2022-11-22 02:25:31,084 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-22 02:25:31,084 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-22 02:25:31,084 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_write_phy [2022-11-22 02:25:31,084 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_write_phy [2022-11-22 02:25:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-22 02:25:31,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-22 02:25:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 02:25:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_phy [2022-11-22 02:25:31,085 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_phy [2022-11-22 02:25:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-22 02:25:31,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-22 02:25:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:25:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 02:25:31,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 02:25:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-22 02:25:31,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-22 02:25:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 02:25:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 02:25:31,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 02:25:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-22 02:25:31,086 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-22 02:25:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_remove_one [2022-11-22 02:25:31,086 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_remove_one [2022-11-22 02:25:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-22 02:25:31,087 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-22 02:25:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-22 02:25:31,087 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-22 02:25:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_free_skbs [2022-11-22 02:25:31,088 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_free_skbs [2022-11-22 02:25:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-22 02:25:31,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-22 02:25:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-22 02:25:31,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-22 02:25:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-22 02:25:31,088 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-22 02:25:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-11-22 02:25:31,088 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-11-22 02:25:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-22 02:25:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-22 02:25:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-11-22 02:25:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-11-22 02:25:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:25:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:25:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_close [2022-11-22 02:25:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_close [2022-11-22 02:25:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 02:25:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 02:25:31,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 02:25:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 02:25:31,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-22 02:25:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-22 02:25:31,090 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-22 02:25:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-22 02:25:31,090 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_write [2022-11-22 02:25:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_write [2022-11-22 02:25:31,090 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_mib [2022-11-22 02:25:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_mib [2022-11-22 02:25:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-22 02:25:31,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-22 02:25:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_interrupt [2022-11-22 02:25:31,091 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_interrupt [2022-11-22 02:25:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-22 02:25:31,091 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-22 02:25:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_coalesce [2022-11-22 02:25:31,091 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_coalesce [2022-11-22 02:25:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-22 02:25:31,091 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-22 02:25:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_122 [2022-11-22 02:25:31,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_122 [2022-11-22 02:25:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-22 02:25:31,092 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-22 02:25:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-22 02:25:31,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-22 02:25:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-22 02:25:31,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-22 02:25:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-22 02:25:31,092 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-22 02:25:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-22 02:25:31,093 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-22 02:25:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 02:25:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-22 02:25:31,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-22 02:25:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-11-22 02:25:31,093 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-11-22 02:25:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-22 02:25:31,093 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-22 02:25:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 02:25:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_amd8111e_priv [2022-11-22 02:25:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_amd8111e_priv [2022-11-22 02:25:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_disable_interrupt [2022-11-22 02:25:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_disable_interrupt [2022-11-22 02:25:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-22 02:25:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-22 02:25:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_multicast_list [2022-11-22 02:25:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_multicast_list [2022-11-22 02:25:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 02:25:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_resume [2022-11-22 02:25:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_resume [2022-11-22 02:25:31,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-22 02:25:31,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-22 02:25:31,095 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-22 02:25:31,095 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-22 02:25:31,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-22 02:25:31,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-22 02:25:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-22 02:25:31,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-22 02:25:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_restart [2022-11-22 02:25:31,099 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_restart [2022-11-22 02:25:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-22 02:25:31,099 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-22 02:25:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-22 02:25:31,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-22 02:25:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-22 02:25:31,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-22 02:25:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-22 02:25:31,100 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-22 02:25:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-22 02:25:31,100 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-22 02:25:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-22 02:25:31,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-22 02:25:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-22 02:25:31,101 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-22 02:25:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-22 02:25:31,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-22 02:25:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 02:25:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-22 02:25:31,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-22 02:25:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 02:25:31,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 02:25:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_stop_chip [2022-11-22 02:25:31,101 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_stop_chip [2022-11-22 02:25:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-22 02:25:31,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-22 02:25:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_poll [2022-11-22 02:25:31,102 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_poll [2022-11-22 02:25:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-22 02:25:31,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-22 02:25:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-22 02:25:31,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-22 02:25:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-22 02:25:31,102 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-22 02:25:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_regs_len [2022-11-22 02:25:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_regs_len [2022-11-22 02:25:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_127 [2022-11-22 02:25:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_127 [2022-11-22 02:25:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-22 02:25:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-22 02:25:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 02:25:32,104 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:25:32,108 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:25:32,789 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 02:25:35,587 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:25:36,594 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:25:36,594 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-22 02:25:36,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:25:36 BoogieIcfgContainer [2022-11-22 02:25:36,600 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:25:36,603 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:25:36,603 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:25:36,606 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:25:36,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:25:25" (1/3) ... [2022-11-22 02:25:36,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21cb3daa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:25:36, skipping insertion in model container [2022-11-22 02:25:36,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:25:30" (2/3) ... [2022-11-22 02:25:36,608 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21cb3daa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:25:36, skipping insertion in model container [2022-11-22 02:25:36,608 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:25:36" (3/3) ... [2022-11-22 02:25:36,609 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i [2022-11-22 02:25:36,630 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:25:36,630 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 27 error locations. [2022-11-22 02:25:36,727 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:25:36,734 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;@7fe60d3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:25:36,734 INFO L358 AbstractCegarLoop]: Starting to check reachability of 27 error locations. [2022-11-22 02:25:36,746 INFO L276 IsEmpty]: Start isEmpty. Operand has 1431 states, 780 states have (on average 1.2897435897435898) internal successors, (1006), 843 states have internal predecessors, (1006), 512 states have call successors, (512), 112 states have call predecessors, (512), 111 states have return successors, (508), 499 states have call predecessors, (508), 508 states have call successors, (508) [2022-11-22 02:25:36,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-22 02:25:36,760 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:25:36,761 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:25:36,761 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:25:36,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:25:36,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1024219993, now seen corresponding path program 1 times [2022-11-22 02:25:36,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:25:36,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104931212] [2022-11-22 02:25:36,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:25:36,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:25:37,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:25:37,761 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:25:37,761 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:25:37,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104931212] [2022-11-22 02:25:37,762 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104931212] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:25:37,762 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:25:37,763 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:25:37,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620146472] [2022-11-22 02:25:37,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:25:37,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:25:37,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:25:37,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:25:37,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:25:37,820 INFO L87 Difference]: Start difference. First operand has 1431 states, 780 states have (on average 1.2897435897435898) internal successors, (1006), 843 states have internal predecessors, (1006), 512 states have call successors, (512), 112 states have call predecessors, (512), 111 states have return successors, (508), 499 states have call predecessors, (508), 508 states have call successors, (508) Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-22 02:25:39,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:25:39,828 INFO L93 Difference]: Finished difference Result 2836 states and 4119 transitions. [2022-11-22 02:25:39,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:25:39,831 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 47 [2022-11-22 02:25:39,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:25:39,856 INFO L225 Difference]: With dead ends: 2836 [2022-11-22 02:25:39,857 INFO L226 Difference]: Without dead ends: 1416 [2022-11-22 02:25:39,882 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 02:25:39,884 INFO L413 NwaCegarLoop]: 1757 mSDtfsCounter, 1974 mSDsluCounter, 1757 mSDsCounter, 0 mSdLazyCounter, 471 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1976 SdHoareTripleChecker+Valid, 3514 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-22 02:25:39,885 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1976 Valid, 3514 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 471 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-22 02:25:39,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1416 states. [2022-11-22 02:25:40,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1416 to 1416. [2022-11-22 02:25:40,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1416 states, 772 states have (on average 1.25) internal successors, (965), 832 states have internal predecessors, (965), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-22 02:25:40,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1416 states and 1979 transitions. [2022-11-22 02:25:40,263 INFO L78 Accepts]: Start accepts. Automaton has 1416 states and 1979 transitions. Word has length 47 [2022-11-22 02:25:40,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:25:40,264 INFO L495 AbstractCegarLoop]: Abstraction has 1416 states and 1979 transitions. [2022-11-22 02:25:40,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-22 02:25:40,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1979 transitions. [2022-11-22 02:25:40,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-22 02:25:40,267 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:25:40,267 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:25:40,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:25:40,268 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:25:40,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:25:40,269 INFO L85 PathProgramCache]: Analyzing trace with hash 408805170, now seen corresponding path program 1 times [2022-11-22 02:25:40,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:25:40,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855474855] [2022-11-22 02:25:40,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:25:40,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:25:40,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:25:40,687 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:25:40,688 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:25:40,688 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855474855] [2022-11-22 02:25:40,688 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855474855] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:25:40,688 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:25:40,688 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:25:40,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476265033] [2022-11-22 02:25:40,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:25:40,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:25:40,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:25:40,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:25:40,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:25:40,691 INFO L87 Difference]: Start difference. First operand 1416 states and 1979 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-22 02:25:42,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:25:42,507 INFO L93 Difference]: Finished difference Result 1416 states and 1979 transitions. [2022-11-22 02:25:42,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:25:42,507 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 52 [2022-11-22 02:25:42,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:25:42,527 INFO L225 Difference]: With dead ends: 1416 [2022-11-22 02:25:42,527 INFO L226 Difference]: Without dead ends: 1414 [2022-11-22 02:25:42,529 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 02:25:42,532 INFO L413 NwaCegarLoop]: 1741 mSDtfsCounter, 1956 mSDsluCounter, 1741 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1958 SdHoareTripleChecker+Valid, 3482 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-22 02:25:42,533 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1958 Valid, 3482 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-22 02:25:42,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1414 states. [2022-11-22 02:25:42,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1414 to 1414. [2022-11-22 02:25:42,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1414 states, 771 states have (on average 1.2490272373540856) internal successors, (963), 830 states have internal predecessors, (963), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-22 02:25:42,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1414 states and 1977 transitions. [2022-11-22 02:25:42,753 INFO L78 Accepts]: Start accepts. Automaton has 1414 states and 1977 transitions. Word has length 52 [2022-11-22 02:25:42,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:25:42,754 INFO L495 AbstractCegarLoop]: Abstraction has 1414 states and 1977 transitions. [2022-11-22 02:25:42,755 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-22 02:25:42,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 1977 transitions. [2022-11-22 02:25:42,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-22 02:25:42,764 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:25:42,764 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:25:42,765 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 02:25:42,765 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:25:42,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:25:42,774 INFO L85 PathProgramCache]: Analyzing trace with hash 611564633, now seen corresponding path program 1 times [2022-11-22 02:25:42,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:25:42,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419716584] [2022-11-22 02:25:42,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:25:42,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:25:42,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:25:43,092 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:25:43,092 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:25:43,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419716584] [2022-11-22 02:25:43,092 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419716584] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:25:43,093 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:25:43,093 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:25:43,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547854921] [2022-11-22 02:25:43,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:25:43,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:25:43,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:25:43,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:25:43,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:25:43,095 INFO L87 Difference]: Start difference. First operand 1414 states and 1977 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-22 02:25:44,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:25:44,986 INFO L93 Difference]: Finished difference Result 1414 states and 1977 transitions. [2022-11-22 02:25:44,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:25:44,986 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 57 [2022-11-22 02:25:44,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:25:44,995 INFO L225 Difference]: With dead ends: 1414 [2022-11-22 02:25:44,996 INFO L226 Difference]: Without dead ends: 1412 [2022-11-22 02:25:44,997 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 02:25:44,998 INFO L413 NwaCegarLoop]: 1739 mSDtfsCounter, 1953 mSDsluCounter, 1739 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1955 SdHoareTripleChecker+Valid, 3478 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-22 02:25:44,998 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1955 Valid, 3478 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-22 02:25:45,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2022-11-22 02:25:45,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1412. [2022-11-22 02:25:45,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1412 states, 770 states have (on average 1.248051948051948) internal successors, (961), 828 states have internal predecessors, (961), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-22 02:25:45,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1412 states and 1975 transitions. [2022-11-22 02:25:45,109 INFO L78 Accepts]: Start accepts. Automaton has 1412 states and 1975 transitions. Word has length 57 [2022-11-22 02:25:45,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:25:45,109 INFO L495 AbstractCegarLoop]: Abstraction has 1412 states and 1975 transitions. [2022-11-22 02:25:45,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-22 02:25:45,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 1975 transitions. [2022-11-22 02:25:45,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-22 02:25:45,111 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:25:45,111 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:25:45,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 02:25:45,111 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:25:45,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:25:45,112 INFO L85 PathProgramCache]: Analyzing trace with hash 1666264813, now seen corresponding path program 1 times [2022-11-22 02:25:45,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:25:45,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508825073] [2022-11-22 02:25:45,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:25:45,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:25:45,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:25:45,443 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:25:45,444 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:25:45,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508825073] [2022-11-22 02:25:45,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508825073] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:25:45,444 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:25:45,445 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:25:45,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951301703] [2022-11-22 02:25:45,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:25:45,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:25:45,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:25:45,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:25:45,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:25:45,447 INFO L87 Difference]: Start difference. First operand 1412 states and 1975 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, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-22 02:25:47,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:25:47,735 INFO L93 Difference]: Finished difference Result 1412 states and 1975 transitions. [2022-11-22 02:25:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:25:47,736 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, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 62 [2022-11-22 02:25:47,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:25:47,744 INFO L225 Difference]: With dead ends: 1412 [2022-11-22 02:25:47,745 INFO L226 Difference]: Without dead ends: 1410 [2022-11-22 02:25:47,746 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 02:25:47,747 INFO L413 NwaCegarLoop]: 1737 mSDtfsCounter, 1950 mSDsluCounter, 1737 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1952 SdHoareTripleChecker+Valid, 3474 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-22 02:25:47,747 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1952 Valid, 3474 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-22 02:25:47,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1410 states. [2022-11-22 02:25:47,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1410 to 1410. [2022-11-22 02:25:47,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1410 states, 769 states have (on average 1.247074122236671) internal successors, (959), 826 states have internal predecessors, (959), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-22 02:25:47,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 1410 states and 1973 transitions. [2022-11-22 02:25:47,852 INFO L78 Accepts]: Start accepts. Automaton has 1410 states and 1973 transitions. Word has length 62 [2022-11-22 02:25:47,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:25:47,852 INFO L495 AbstractCegarLoop]: Abstraction has 1410 states and 1973 transitions. [2022-11-22 02:25:47,853 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, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-22 02:25:47,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 1973 transitions. [2022-11-22 02:25:47,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-22 02:25:47,855 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:25:47,855 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:25:47,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 02:25:47,856 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:25:47,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:25:47,856 INFO L85 PathProgramCache]: Analyzing trace with hash 2065283731, now seen corresponding path program 1 times [2022-11-22 02:25:47,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:25:47,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883038683] [2022-11-22 02:25:47,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:25:47,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:25:47,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:25:48,218 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:25:48,218 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:25:48,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883038683] [2022-11-22 02:25:48,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883038683] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:25:48,219 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:25:48,219 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:25:48,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737960995] [2022-11-22 02:25:48,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:25:48,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:25:48,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:25:48,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:25:48,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:25:48,222 INFO L87 Difference]: Start difference. First operand 1410 states and 1973 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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 02:25:50,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:25:50,229 INFO L93 Difference]: Finished difference Result 1410 states and 1973 transitions. [2022-11-22 02:25:50,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:25:50,230 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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 67 [2022-11-22 02:25:50,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:25:50,239 INFO L225 Difference]: With dead ends: 1410 [2022-11-22 02:25:50,239 INFO L226 Difference]: Without dead ends: 1408 [2022-11-22 02:25:50,241 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 02:25:50,242 INFO L413 NwaCegarLoop]: 1735 mSDtfsCounter, 1947 mSDsluCounter, 1735 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1949 SdHoareTripleChecker+Valid, 3470 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-22 02:25:50,242 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1949 Valid, 3470 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-22 02:25:50,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1408 states. [2022-11-22 02:25:50,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1408 to 1408. [2022-11-22 02:25:50,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1408 states, 768 states have (on average 1.24609375) internal successors, (957), 824 states have internal predecessors, (957), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-22 02:25:50,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1408 states and 1971 transitions. [2022-11-22 02:25:50,404 INFO L78 Accepts]: Start accepts. Automaton has 1408 states and 1971 transitions. Word has length 67 [2022-11-22 02:25:50,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:25:50,407 INFO L495 AbstractCegarLoop]: Abstraction has 1408 states and 1971 transitions. [2022-11-22 02:25:50,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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 02:25:50,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1971 transitions. [2022-11-22 02:25:50,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-22 02:25:50,409 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:25:50,409 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:25:50,410 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 02:25:50,410 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:25:50,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:25:50,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1437760197, now seen corresponding path program 1 times [2022-11-22 02:25:50,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:25:50,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037697044] [2022-11-22 02:25:50,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:25:50,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:25:50,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:25:50,685 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:25:50,685 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:25:50,685 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037697044] [2022-11-22 02:25:50,686 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037697044] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:25:50,686 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:25:50,686 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:25:50,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852433089] [2022-11-22 02:25:50,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:25:50,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:25:50,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:25:50,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:25:50,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:25:50,688 INFO L87 Difference]: Start difference. First operand 1408 states and 1971 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, (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 02:25:52,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:25:52,695 INFO L93 Difference]: Finished difference Result 1408 states and 1971 transitions. [2022-11-22 02:25:52,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:25:52,696 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, (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 72 [2022-11-22 02:25:52,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:25:52,704 INFO L225 Difference]: With dead ends: 1408 [2022-11-22 02:25:52,705 INFO L226 Difference]: Without dead ends: 1406 [2022-11-22 02:25:52,706 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 02:25:52,706 INFO L413 NwaCegarLoop]: 1733 mSDtfsCounter, 1944 mSDsluCounter, 1733 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1946 SdHoareTripleChecker+Valid, 3466 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-22 02:25:52,707 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1946 Valid, 3466 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-22 02:25:52,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2022-11-22 02:25:52,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 1406. [2022-11-22 02:25:52,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1406 states, 767 states have (on average 1.245110821382008) internal successors, (955), 822 states have internal predecessors, (955), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-22 02:25:52,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 1406 states and 1969 transitions. [2022-11-22 02:25:52,825 INFO L78 Accepts]: Start accepts. Automaton has 1406 states and 1969 transitions. Word has length 72 [2022-11-22 02:25:52,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:25:52,826 INFO L495 AbstractCegarLoop]: Abstraction has 1406 states and 1969 transitions. [2022-11-22 02:25:52,826 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, (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 02:25:52,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 1969 transitions. [2022-11-22 02:25:52,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-22 02:25:52,827 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:25:52,828 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-22 02:25:52,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-22 02:25:52,828 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:25:52,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:25:52,829 INFO L85 PathProgramCache]: Analyzing trace with hash -877841044, now seen corresponding path program 1 times [2022-11-22 02:25:52,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:25:52,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444911264] [2022-11-22 02:25:52,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:25:52,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:25:52,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:25:53,057 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-22 02:25:53,057 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:25:53,057 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444911264] [2022-11-22 02:25:53,058 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444911264] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:25:53,058 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:25:53,058 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:25:53,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299621240] [2022-11-22 02:25:53,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:25:53,059 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:25:53,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:25:53,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:25:53,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:25:53,060 INFO L87 Difference]: Start difference. First operand 1406 states and 1969 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-22 02:25:54,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:25:54,870 INFO L93 Difference]: Finished difference Result 3534 states and 4935 transitions. [2022-11-22 02:25:54,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:25:54,871 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 85 [2022-11-22 02:25:54,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:25:54,884 INFO L225 Difference]: With dead ends: 3534 [2022-11-22 02:25:54,885 INFO L226 Difference]: Without dead ends: 2146 [2022-11-22 02:25:54,891 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 02:25:54,892 INFO L413 NwaCegarLoop]: 2188 mSDtfsCounter, 1669 mSDsluCounter, 1155 mSDsCounter, 0 mSdLazyCounter, 411 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1669 SdHoareTripleChecker+Valid, 3343 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-22 02:25:54,892 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1669 Valid, 3343 Invalid, 412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 411 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-22 02:25:54,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2146 states. [2022-11-22 02:25:55,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2146 to 2136. [2022-11-22 02:25:55,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2136 states, 1155 states have (on average 1.2415584415584415) internal successors, (1434), 1228 states have internal predecessors, (1434), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-22 02:25:55,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 2136 states and 2986 transitions. [2022-11-22 02:25:55,128 INFO L78 Accepts]: Start accepts. Automaton has 2136 states and 2986 transitions. Word has length 85 [2022-11-22 02:25:55,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:25:55,128 INFO L495 AbstractCegarLoop]: Abstraction has 2136 states and 2986 transitions. [2022-11-22 02:25:55,129 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-22 02:25:55,129 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 2986 transitions. [2022-11-22 02:25:55,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-22 02:25:55,134 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:25:55,134 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:25:55,134 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-22 02:25:55,135 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:25:55,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:25:55,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1261071933, now seen corresponding path program 1 times [2022-11-22 02:25:55,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:25:55,136 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709540317] [2022-11-22 02:25:55,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:25:55,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:25:55,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:25:55,406 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:25:55,406 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:25:55,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709540317] [2022-11-22 02:25:55,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709540317] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:25:55,407 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:25:55,407 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:25:55,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533714632] [2022-11-22 02:25:55,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:25:55,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:25:55,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:25:55,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:25:55,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:25:55,409 INFO L87 Difference]: Start difference. First operand 2136 states and 2986 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, (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 02:25:57,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:25:57,900 INFO L93 Difference]: Finished difference Result 2136 states and 2986 transitions. [2022-11-22 02:25:57,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:25:57,901 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, (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 77 [2022-11-22 02:25:57,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:25:57,914 INFO L225 Difference]: With dead ends: 2136 [2022-11-22 02:25:57,914 INFO L226 Difference]: Without dead ends: 2134 [2022-11-22 02:25:57,916 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 02:25:57,917 INFO L413 NwaCegarLoop]: 1731 mSDtfsCounter, 1941 mSDsluCounter, 1731 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1943 SdHoareTripleChecker+Valid, 3462 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-22 02:25:57,918 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1943 Valid, 3462 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-22 02:25:57,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2134 states. [2022-11-22 02:25:58,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2134 to 2134. [2022-11-22 02:25:58,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2134 states, 1154 states have (on average 1.240901213171577) internal successors, (1432), 1226 states have internal predecessors, (1432), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-22 02:25:58,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 2134 states and 2984 transitions. [2022-11-22 02:25:58,196 INFO L78 Accepts]: Start accepts. Automaton has 2134 states and 2984 transitions. Word has length 77 [2022-11-22 02:25:58,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:25:58,197 INFO L495 AbstractCegarLoop]: Abstraction has 2134 states and 2984 transitions. [2022-11-22 02:25:58,198 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, (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 02:25:58,199 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 2984 transitions. [2022-11-22 02:25:58,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-22 02:25:58,203 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:25:58,204 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:25:58,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-22 02:25:58,205 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:25:58,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:25:58,205 INFO L85 PathProgramCache]: Analyzing trace with hash 1472618912, now seen corresponding path program 1 times [2022-11-22 02:25:58,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:25:58,206 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072795279] [2022-11-22 02:25:58,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:25:58,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:25:58,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:25:58,443 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-11-22 02:25:58,443 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:25:58,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072795279] [2022-11-22 02:25:58,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072795279] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:25:58,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2092691355] [2022-11-22 02:25:58,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:25:58,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:25:58,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:25:58,450 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:25:58,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 02:25:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:25:59,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 1676 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 02:25:59,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:25:59,407 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-22 02:25:59,408 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 02:25:59,408 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2092691355] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:25:59,408 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 02:25:59,408 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-22 02:25:59,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189869496] [2022-11-22 02:25:59,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:25:59,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:25:59,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:25:59,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:25:59,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-22 02:25:59,412 INFO L87 Difference]: Start difference. First operand 2134 states and 2984 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-22 02:26:00,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:00,487 INFO L93 Difference]: Finished difference Result 4246 states and 5936 transitions. [2022-11-22 02:26:00,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:26:00,489 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 90 [2022-11-22 02:26:00,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:00,502 INFO L225 Difference]: With dead ends: 4246 [2022-11-22 02:26:00,503 INFO L226 Difference]: Without dead ends: 2130 [2022-11-22 02:26:00,512 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-22 02:26:00,512 INFO L413 NwaCegarLoop]: 1727 mSDtfsCounter, 1951 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1951 SdHoareTripleChecker+Valid, 1727 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:00,513 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1951 Valid, 1727 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-22 02:26:00,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2130 states. [2022-11-22 02:26:00,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2130 to 2130. [2022-11-22 02:26:00,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2130 states, 1151 states have (on average 1.2397914856646395) internal successors, (1427), 1222 states have internal predecessors, (1427), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-22 02:26:00,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 2130 states and 2979 transitions. [2022-11-22 02:26:00,828 INFO L78 Accepts]: Start accepts. Automaton has 2130 states and 2979 transitions. Word has length 90 [2022-11-22 02:26:00,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:00,828 INFO L495 AbstractCegarLoop]: Abstraction has 2130 states and 2979 transitions. [2022-11-22 02:26:00,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-22 02:26:00,829 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2979 transitions. [2022-11-22 02:26:00,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-22 02:26:00,831 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:00,831 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:00,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-22 02:26:01,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:26:01,042 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:26:01,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:01,042 INFO L85 PathProgramCache]: Analyzing trace with hash 1945164936, now seen corresponding path program 1 times [2022-11-22 02:26:01,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:01,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531235557] [2022-11-22 02:26:01,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:01,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:01,366 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:26:01,366 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:01,366 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531235557] [2022-11-22 02:26:01,366 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531235557] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:01,367 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:01,367 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:26:01,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519602479] [2022-11-22 02:26:01,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:01,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:26:01,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:01,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:26:01,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:26:01,369 INFO L87 Difference]: Start difference. First operand 2130 states and 2979 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, (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 02:26:03,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:03,277 INFO L93 Difference]: Finished difference Result 2130 states and 2979 transitions. [2022-11-22 02:26:03,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:26:03,278 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, (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 82 [2022-11-22 02:26:03,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:03,289 INFO L225 Difference]: With dead ends: 2130 [2022-11-22 02:26:03,289 INFO L226 Difference]: Without dead ends: 2128 [2022-11-22 02:26:03,291 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 02:26:03,292 INFO L413 NwaCegarLoop]: 1724 mSDtfsCounter, 1937 mSDsluCounter, 1720 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1939 SdHoareTripleChecker+Valid, 3444 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:03,292 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1939 Valid, 3444 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-22 02:26:03,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2128 states. [2022-11-22 02:26:03,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2128 to 2128. [2022-11-22 02:26:03,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2128 states, 1150 states have (on average 1.2391304347826086) internal successors, (1425), 1220 states have internal predecessors, (1425), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-22 02:26:03,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 2128 states and 2977 transitions. [2022-11-22 02:26:03,575 INFO L78 Accepts]: Start accepts. Automaton has 2128 states and 2977 transitions. Word has length 82 [2022-11-22 02:26:03,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:03,576 INFO L495 AbstractCegarLoop]: Abstraction has 2128 states and 2977 transitions. [2022-11-22 02:26:03,576 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, (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 02:26:03,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 2977 transitions. [2022-11-22 02:26:03,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-22 02:26:03,577 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:03,578 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:03,578 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-22 02:26:03,578 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:26:03,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:03,579 INFO L85 PathProgramCache]: Analyzing trace with hash 992877195, now seen corresponding path program 1 times [2022-11-22 02:26:03,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:03,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984427342] [2022-11-22 02:26:03,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:03,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:03,833 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:26:03,834 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:03,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984427342] [2022-11-22 02:26:03,834 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984427342] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:03,834 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:03,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:26:03,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848070338] [2022-11-22 02:26:03,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:03,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:26:03,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:03,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:26:03,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:26:03,836 INFO L87 Difference]: Start difference. First operand 2128 states and 2977 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 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 02:26:05,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:05,970 INFO L93 Difference]: Finished difference Result 2128 states and 2977 transitions. [2022-11-22 02:26:05,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:26:05,971 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 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 84 [2022-11-22 02:26:05,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:05,982 INFO L225 Difference]: With dead ends: 2128 [2022-11-22 02:26:05,983 INFO L226 Difference]: Without dead ends: 2126 [2022-11-22 02:26:05,984 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 02:26:05,985 INFO L413 NwaCegarLoop]: 1722 mSDtfsCounter, 1929 mSDsluCounter, 1722 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1931 SdHoareTripleChecker+Valid, 3444 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:05,985 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1931 Valid, 3444 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-22 02:26:05,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2126 states. [2022-11-22 02:26:06,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2126 to 2126. [2022-11-22 02:26:06,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2126 states, 1149 states have (on average 1.238468233246301) internal successors, (1423), 1218 states have internal predecessors, (1423), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-22 02:26:06,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 2126 states and 2975 transitions. [2022-11-22 02:26:06,224 INFO L78 Accepts]: Start accepts. Automaton has 2126 states and 2975 transitions. Word has length 84 [2022-11-22 02:26:06,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:06,226 INFO L495 AbstractCegarLoop]: Abstraction has 2126 states and 2975 transitions. [2022-11-22 02:26:06,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 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 02:26:06,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 2975 transitions. [2022-11-22 02:26:06,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-22 02:26:06,228 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:06,228 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:06,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-22 02:26:06,229 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:26:06,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:06,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1375709097, now seen corresponding path program 1 times [2022-11-22 02:26:06,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:06,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245221737] [2022-11-22 02:26:06,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:06,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:06,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:06,502 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:26:06,502 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:06,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245221737] [2022-11-22 02:26:06,502 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245221737] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:06,502 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:06,503 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:26:06,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11405527] [2022-11-22 02:26:06,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:06,503 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:26:06,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:06,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:26:06,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:26:06,504 INFO L87 Difference]: Start difference. First operand 2126 states and 2975 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 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 02:26:08,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:08,500 INFO L93 Difference]: Finished difference Result 2126 states and 2975 transitions. [2022-11-22 02:26:08,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:26:08,501 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 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 89 [2022-11-22 02:26:08,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:08,517 INFO L225 Difference]: With dead ends: 2126 [2022-11-22 02:26:08,518 INFO L226 Difference]: Without dead ends: 2124 [2022-11-22 02:26:08,519 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 02:26:08,520 INFO L413 NwaCegarLoop]: 1720 mSDtfsCounter, 1928 mSDsluCounter, 1720 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1930 SdHoareTripleChecker+Valid, 3440 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:08,520 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1930 Valid, 3440 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-22 02:26:08,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2124 states. [2022-11-22 02:26:08,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2124 to 2124. [2022-11-22 02:26:08,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2124 states, 1148 states have (on average 1.2378048780487805) internal successors, (1421), 1216 states have internal predecessors, (1421), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-22 02:26:08,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 2124 states and 2973 transitions. [2022-11-22 02:26:08,768 INFO L78 Accepts]: Start accepts. Automaton has 2124 states and 2973 transitions. Word has length 89 [2022-11-22 02:26:08,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:08,769 INFO L495 AbstractCegarLoop]: Abstraction has 2124 states and 2973 transitions. [2022-11-22 02:26:08,769 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 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 02:26:08,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 2973 transitions. [2022-11-22 02:26:08,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-22 02:26:08,771 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:08,771 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:08,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-22 02:26:08,771 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:26:08,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:08,772 INFO L85 PathProgramCache]: Analyzing trace with hash 634149036, now seen corresponding path program 1 times [2022-11-22 02:26:08,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:08,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288385863] [2022-11-22 02:26:08,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:08,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:09,048 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:26:09,048 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:09,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288385863] [2022-11-22 02:26:09,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288385863] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:09,049 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:09,049 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:26:09,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199063071] [2022-11-22 02:26:09,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:09,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:26:09,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:09,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:26:09,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:26:09,051 INFO L87 Difference]: Start difference. First operand 2124 states and 2973 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 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 02:26:11,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:11,913 INFO L93 Difference]: Finished difference Result 2124 states and 2973 transitions. [2022-11-22 02:26:11,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:26:11,914 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 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 94 [2022-11-22 02:26:11,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:11,926 INFO L225 Difference]: With dead ends: 2124 [2022-11-22 02:26:11,926 INFO L226 Difference]: Without dead ends: 2122 [2022-11-22 02:26:11,927 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:26:11,928 INFO L413 NwaCegarLoop]: 1718 mSDtfsCounter, 1925 mSDsluCounter, 1718 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1927 SdHoareTripleChecker+Valid, 3436 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:11,928 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1927 Valid, 3436 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-11-22 02:26:11,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2122 states. [2022-11-22 02:26:12,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2122 to 2122. [2022-11-22 02:26:12,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2122 states, 1147 states have (on average 1.2371403661726241) internal successors, (1419), 1214 states have internal predecessors, (1419), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-22 02:26:12,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 2122 states and 2971 transitions. [2022-11-22 02:26:12,187 INFO L78 Accepts]: Start accepts. Automaton has 2122 states and 2971 transitions. Word has length 94 [2022-11-22 02:26:12,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:12,188 INFO L495 AbstractCegarLoop]: Abstraction has 2122 states and 2971 transitions. [2022-11-22 02:26:12,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 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 02:26:12,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 2971 transitions. [2022-11-22 02:26:12,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-22 02:26:12,190 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:12,190 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:12,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-22 02:26:12,190 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:26:12,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:12,191 INFO L85 PathProgramCache]: Analyzing trace with hash 848021090, now seen corresponding path program 1 times [2022-11-22 02:26:12,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:12,191 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145059353] [2022-11-22 02:26:12,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:12,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:12,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:12,495 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:26:12,495 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:12,495 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145059353] [2022-11-22 02:26:12,496 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145059353] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:12,496 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:12,496 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:26:12,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376459072] [2022-11-22 02:26:12,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:12,498 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:26:12,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:12,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:26:12,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:26:12,499 INFO L87 Difference]: Start difference. First operand 2122 states and 2971 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 02:26:14,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:14,732 INFO L93 Difference]: Finished difference Result 2122 states and 2971 transitions. [2022-11-22 02:26:14,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:26:14,735 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 99 [2022-11-22 02:26:14,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:14,747 INFO L225 Difference]: With dead ends: 2122 [2022-11-22 02:26:14,747 INFO L226 Difference]: Without dead ends: 2120 [2022-11-22 02:26:14,749 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 02:26:14,749 INFO L413 NwaCegarLoop]: 1716 mSDtfsCounter, 1922 mSDsluCounter, 1716 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1924 SdHoareTripleChecker+Valid, 3432 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:14,750 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1924 Valid, 3432 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-22 02:26:14,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2120 states. [2022-11-22 02:26:14,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2120 to 2120. [2022-11-22 02:26:14,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2120 states, 1146 states have (on average 1.236474694589878) internal successors, (1417), 1212 states have internal predecessors, (1417), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-22 02:26:14,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 2120 states and 2969 transitions. [2022-11-22 02:26:14,969 INFO L78 Accepts]: Start accepts. Automaton has 2120 states and 2969 transitions. Word has length 99 [2022-11-22 02:26:14,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:14,970 INFO L495 AbstractCegarLoop]: Abstraction has 2120 states and 2969 transitions. [2022-11-22 02:26:14,970 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 02:26:14,970 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 2969 transitions. [2022-11-22 02:26:14,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-22 02:26:14,972 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:14,972 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:14,972 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-22 02:26:14,973 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:26:14,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:14,973 INFO L85 PathProgramCache]: Analyzing trace with hash -1378832827, now seen corresponding path program 1 times [2022-11-22 02:26:14,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:14,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293446191] [2022-11-22 02:26:14,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:14,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:15,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:15,225 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:26:15,226 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:15,226 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293446191] [2022-11-22 02:26:15,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293446191] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:15,226 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:15,226 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:26:15,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823052417] [2022-11-22 02:26:15,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:15,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:26:15,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:15,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:26:15,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:26:15,230 INFO L87 Difference]: Start difference. First operand 2120 states and 2969 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 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 02:26:17,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:17,526 INFO L93 Difference]: Finished difference Result 2120 states and 2969 transitions. [2022-11-22 02:26:17,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:26:17,527 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 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 104 [2022-11-22 02:26:17,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:17,537 INFO L225 Difference]: With dead ends: 2120 [2022-11-22 02:26:17,537 INFO L226 Difference]: Without dead ends: 2118 [2022-11-22 02:26:17,539 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 02:26:17,540 INFO L413 NwaCegarLoop]: 1714 mSDtfsCounter, 1919 mSDsluCounter, 1714 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1921 SdHoareTripleChecker+Valid, 3428 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:17,540 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1921 Valid, 3428 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-22 02:26:17,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2118 states. [2022-11-22 02:26:17,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2118 to 2118. [2022-11-22 02:26:17,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2118 states, 1145 states have (on average 1.2358078602620088) internal successors, (1415), 1210 states have internal predecessors, (1415), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-22 02:26:17,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 2118 states and 2967 transitions. [2022-11-22 02:26:17,795 INFO L78 Accepts]: Start accepts. Automaton has 2118 states and 2967 transitions. Word has length 104 [2022-11-22 02:26:17,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:17,796 INFO L495 AbstractCegarLoop]: Abstraction has 2118 states and 2967 transitions. [2022-11-22 02:26:17,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 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 02:26:17,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 2967 transitions. [2022-11-22 02:26:17,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-22 02:26:17,798 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:17,799 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:17,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-22 02:26:17,799 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:26:17,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:17,800 INFO L85 PathProgramCache]: Analyzing trace with hash -867002842, now seen corresponding path program 1 times [2022-11-22 02:26:17,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:17,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544311970] [2022-11-22 02:26:17,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:17,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:18,053 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:26:18,053 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:18,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544311970] [2022-11-22 02:26:18,054 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544311970] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:18,054 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:18,054 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:26:18,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745429885] [2022-11-22 02:26:18,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:18,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:26:18,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:18,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:26:18,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:26:18,056 INFO L87 Difference]: Start difference. First operand 2118 states and 2967 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, (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 02:26:20,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:20,551 INFO L93 Difference]: Finished difference Result 2118 states and 2967 transitions. [2022-11-22 02:26:20,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:26:20,551 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, (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 109 [2022-11-22 02:26:20,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:20,561 INFO L225 Difference]: With dead ends: 2118 [2022-11-22 02:26:20,561 INFO L226 Difference]: Without dead ends: 2116 [2022-11-22 02:26:20,562 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 02:26:20,563 INFO L413 NwaCegarLoop]: 1712 mSDtfsCounter, 1916 mSDsluCounter, 1712 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1918 SdHoareTripleChecker+Valid, 3424 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:20,563 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1918 Valid, 3424 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-22 02:26:20,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2116 states. [2022-11-22 02:26:20,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2116 to 2116. [2022-11-22 02:26:20,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2116 states, 1144 states have (on average 1.2351398601398602) internal successors, (1413), 1208 states have internal predecessors, (1413), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-22 02:26:20,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 2116 states and 2965 transitions. [2022-11-22 02:26:20,856 INFO L78 Accepts]: Start accepts. Automaton has 2116 states and 2965 transitions. Word has length 109 [2022-11-22 02:26:20,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:20,856 INFO L495 AbstractCegarLoop]: Abstraction has 2116 states and 2965 transitions. [2022-11-22 02:26:20,857 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, (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 02:26:20,857 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 2965 transitions. [2022-11-22 02:26:20,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-22 02:26:20,859 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:20,860 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:20,860 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-22 02:26:20,860 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:26:20,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:20,861 INFO L85 PathProgramCache]: Analyzing trace with hash 490269389, now seen corresponding path program 1 times [2022-11-22 02:26:20,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:20,861 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685928202] [2022-11-22 02:26:20,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:20,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:20,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:21,221 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:26:21,221 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:21,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685928202] [2022-11-22 02:26:21,222 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685928202] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:21,222 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:21,222 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:26:21,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899311620] [2022-11-22 02:26:21,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:21,224 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:26:21,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:21,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:26:21,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:26:21,225 INFO L87 Difference]: Start difference. First operand 2116 states and 2965 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, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-22 02:26:23,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:23,283 INFO L93 Difference]: Finished difference Result 2116 states and 2965 transitions. [2022-11-22 02:26:23,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:26:23,284 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, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 114 [2022-11-22 02:26:23,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:23,293 INFO L225 Difference]: With dead ends: 2116 [2022-11-22 02:26:23,293 INFO L226 Difference]: Without dead ends: 2114 [2022-11-22 02:26:23,294 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 02:26:23,295 INFO L413 NwaCegarLoop]: 1710 mSDtfsCounter, 1913 mSDsluCounter, 1710 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1915 SdHoareTripleChecker+Valid, 3420 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:23,295 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1915 Valid, 3420 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-22 02:26:23,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2114 states. [2022-11-22 02:26:23,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2114 to 2114. [2022-11-22 02:26:23,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2114 states, 1143 states have (on average 1.2344706911636045) internal successors, (1411), 1206 states have internal predecessors, (1411), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-22 02:26:23,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 2114 states and 2963 transitions. [2022-11-22 02:26:23,603 INFO L78 Accepts]: Start accepts. Automaton has 2114 states and 2963 transitions. Word has length 114 [2022-11-22 02:26:23,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:23,603 INFO L495 AbstractCegarLoop]: Abstraction has 2114 states and 2963 transitions. [2022-11-22 02:26:23,603 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, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-22 02:26:23,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 2963 transitions. [2022-11-22 02:26:23,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-22 02:26:23,606 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:23,606 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:23,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-22 02:26:23,607 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:26:23,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:23,607 INFO L85 PathProgramCache]: Analyzing trace with hash -1680105714, now seen corresponding path program 1 times [2022-11-22 02:26:23,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:23,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498134809] [2022-11-22 02:26:23,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:23,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:23,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:24,271 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-22 02:26:24,272 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:24,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498134809] [2022-11-22 02:26:24,272 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498134809] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:24,272 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:24,273 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 02:26:24,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018550940] [2022-11-22 02:26:24,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:24,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 02:26:24,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:24,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 02:26:24,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:26:24,275 INFO L87 Difference]: Start difference. First operand 2114 states and 2963 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-22 02:26:27,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:27,350 INFO L93 Difference]: Finished difference Result 2266 states and 3117 transitions. [2022-11-22 02:26:27,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 02:26:27,350 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 137 [2022-11-22 02:26:27,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:27,360 INFO L225 Difference]: With dead ends: 2266 [2022-11-22 02:26:27,361 INFO L226 Difference]: Without dead ends: 2264 [2022-11-22 02:26:27,362 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-22 02:26:27,363 INFO L413 NwaCegarLoop]: 1758 mSDtfsCounter, 1101 mSDsluCounter, 4358 mSDsCounter, 0 mSdLazyCounter, 809 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1102 SdHoareTripleChecker+Valid, 6116 SdHoareTripleChecker+Invalid, 810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:27,363 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1102 Valid, 6116 Invalid, 810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 809 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-11-22 02:26:27,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2264 states. [2022-11-22 02:26:27,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2264 to 2264. [2022-11-22 02:26:27,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2264 states, 1221 states have (on average 1.2235872235872236) internal successors, (1494), 1287 states have internal predecessors, (1494), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-22 02:26:27,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 2264 states and 3114 transitions. [2022-11-22 02:26:27,690 INFO L78 Accepts]: Start accepts. Automaton has 2264 states and 3114 transitions. Word has length 137 [2022-11-22 02:26:27,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:27,691 INFO L495 AbstractCegarLoop]: Abstraction has 2264 states and 3114 transitions. [2022-11-22 02:26:27,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-22 02:26:27,691 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 3114 transitions. [2022-11-22 02:26:27,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-22 02:26:27,694 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:27,694 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:27,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-22 02:26:27,694 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:26:27,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:27,695 INFO L85 PathProgramCache]: Analyzing trace with hash 382280236, now seen corresponding path program 1 times [2022-11-22 02:26:27,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:27,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848083823] [2022-11-22 02:26:27,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:27,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:27,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:28,346 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:26:28,347 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:28,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848083823] [2022-11-22 02:26:28,347 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848083823] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:28,347 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:28,347 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:26:28,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906098312] [2022-11-22 02:26:28,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:28,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:26:28,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:28,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:26:28,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:26:28,351 INFO L87 Difference]: Start difference. First operand 2264 states and 3114 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, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-22 02:26:30,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:30,516 INFO L93 Difference]: Finished difference Result 2264 states and 3114 transitions. [2022-11-22 02:26:30,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:26:30,517 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 119 [2022-11-22 02:26:30,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:30,527 INFO L225 Difference]: With dead ends: 2264 [2022-11-22 02:26:30,527 INFO L226 Difference]: Without dead ends: 2262 [2022-11-22 02:26:30,529 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 02:26:30,529 INFO L413 NwaCegarLoop]: 1706 mSDtfsCounter, 1908 mSDsluCounter, 1706 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1910 SdHoareTripleChecker+Valid, 3412 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:30,529 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1910 Valid, 3412 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-22 02:26:30,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2262 states. [2022-11-22 02:26:30,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2262 to 2262. [2022-11-22 02:26:30,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2262 states, 1220 states have (on average 1.222950819672131) internal successors, (1492), 1285 states have internal predecessors, (1492), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-22 02:26:30,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 2262 states and 3112 transitions. [2022-11-22 02:26:30,940 INFO L78 Accepts]: Start accepts. Automaton has 2262 states and 3112 transitions. Word has length 119 [2022-11-22 02:26:30,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:30,941 INFO L495 AbstractCegarLoop]: Abstraction has 2262 states and 3112 transitions. [2022-11-22 02:26:30,941 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-22 02:26:30,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 3112 transitions. [2022-11-22 02:26:30,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-22 02:26:30,943 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:30,944 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:30,944 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-22 02:26:30,944 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:26:30,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:30,945 INFO L85 PathProgramCache]: Analyzing trace with hash -695847363, now seen corresponding path program 1 times [2022-11-22 02:26:30,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:30,945 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230526072] [2022-11-22 02:26:30,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:30,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:31,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:31,239 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:26:31,239 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:31,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230526072] [2022-11-22 02:26:31,239 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230526072] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:31,240 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:31,240 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:26:31,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331090298] [2022-11-22 02:26:31,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:31,241 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:26:31,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:31,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:26:31,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:26:31,241 INFO L87 Difference]: Start difference. First operand 2262 states and 3112 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-22 02:26:33,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:33,857 INFO L93 Difference]: Finished difference Result 2262 states and 3112 transitions. [2022-11-22 02:26:33,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:26:33,858 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 124 [2022-11-22 02:26:33,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:33,865 INFO L225 Difference]: With dead ends: 2262 [2022-11-22 02:26:33,865 INFO L226 Difference]: Without dead ends: 2260 [2022-11-22 02:26:33,866 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 02:26:33,867 INFO L413 NwaCegarLoop]: 1704 mSDtfsCounter, 1905 mSDsluCounter, 1704 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1907 SdHoareTripleChecker+Valid, 3408 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:33,867 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1907 Valid, 3408 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-22 02:26:33,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2260 states. [2022-11-22 02:26:34,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2260 to 2260. [2022-11-22 02:26:34,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2260 states, 1219 states have (on average 1.2223133716160788) internal successors, (1490), 1283 states have internal predecessors, (1490), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-22 02:26:34,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 2260 states and 3110 transitions. [2022-11-22 02:26:34,271 INFO L78 Accepts]: Start accepts. Automaton has 2260 states and 3110 transitions. Word has length 124 [2022-11-22 02:26:34,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:34,272 INFO L495 AbstractCegarLoop]: Abstraction has 2260 states and 3110 transitions. [2022-11-22 02:26:34,272 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-22 02:26:34,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 3110 transitions. [2022-11-22 02:26:34,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-22 02:26:34,275 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:34,275 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:34,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-22 02:26:34,275 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:26:34,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:34,276 INFO L85 PathProgramCache]: Analyzing trace with hash 2021914832, now seen corresponding path program 1 times [2022-11-22 02:26:34,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:34,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385306710] [2022-11-22 02:26:34,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:34,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:34,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:34,539 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:26:34,539 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:34,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385306710] [2022-11-22 02:26:34,539 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385306710] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:34,540 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:34,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:26:34,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330485727] [2022-11-22 02:26:34,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:34,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:26:34,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:34,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:26:34,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:26:34,545 INFO L87 Difference]: Start difference. First operand 2260 states and 3110 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-22 02:26:36,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:36,976 INFO L93 Difference]: Finished difference Result 2260 states and 3110 transitions. [2022-11-22 02:26:36,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:26:36,977 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 129 [2022-11-22 02:26:36,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:36,984 INFO L225 Difference]: With dead ends: 2260 [2022-11-22 02:26:36,984 INFO L226 Difference]: Without dead ends: 2258 [2022-11-22 02:26:36,985 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 02:26:36,986 INFO L413 NwaCegarLoop]: 1702 mSDtfsCounter, 1902 mSDsluCounter, 1702 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1904 SdHoareTripleChecker+Valid, 3404 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:36,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1904 Valid, 3404 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-22 02:26:36,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2258 states. [2022-11-22 02:26:37,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2258 to 2258. [2022-11-22 02:26:37,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2258 states, 1218 states have (on average 1.2216748768472907) internal successors, (1488), 1281 states have internal predecessors, (1488), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-22 02:26:37,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 2258 states and 3108 transitions. [2022-11-22 02:26:37,408 INFO L78 Accepts]: Start accepts. Automaton has 2258 states and 3108 transitions. Word has length 129 [2022-11-22 02:26:37,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:37,409 INFO L495 AbstractCegarLoop]: Abstraction has 2258 states and 3108 transitions. [2022-11-22 02:26:37,409 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-22 02:26:37,409 INFO L276 IsEmpty]: Start isEmpty. Operand 2258 states and 3108 transitions. [2022-11-22 02:26:37,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-22 02:26:37,413 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:37,413 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:37,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-22 02:26:37,413 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:26:37,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:37,414 INFO L85 PathProgramCache]: Analyzing trace with hash -1618229123, now seen corresponding path program 1 times [2022-11-22 02:26:37,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:37,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688758598] [2022-11-22 02:26:37,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:37,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:37,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:37,664 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:26:37,664 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:37,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688758598] [2022-11-22 02:26:37,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688758598] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:37,665 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:37,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:26:37,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705051045] [2022-11-22 02:26:37,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:37,667 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:26:37,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:37,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:26:37,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:26:37,668 INFO L87 Difference]: Start difference. First operand 2258 states and 3108 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-22 02:26:39,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:39,982 INFO L93 Difference]: Finished difference Result 2258 states and 3108 transitions. [2022-11-22 02:26:39,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:26:39,985 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 134 [2022-11-22 02:26:39,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:39,992 INFO L225 Difference]: With dead ends: 2258 [2022-11-22 02:26:39,992 INFO L226 Difference]: Without dead ends: 2256 [2022-11-22 02:26:39,993 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 02:26:39,993 INFO L413 NwaCegarLoop]: 1700 mSDtfsCounter, 1899 mSDsluCounter, 1700 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1901 SdHoareTripleChecker+Valid, 3400 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:39,994 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1901 Valid, 3400 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-22 02:26:39,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2256 states. [2022-11-22 02:26:40,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2256 to 2256. [2022-11-22 02:26:40,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2256 states, 1217 states have (on average 1.221035332785538) internal successors, (1486), 1279 states have internal predecessors, (1486), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-22 02:26:40,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 2256 states and 3106 transitions. [2022-11-22 02:26:40,374 INFO L78 Accepts]: Start accepts. Automaton has 2256 states and 3106 transitions. Word has length 134 [2022-11-22 02:26:40,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:40,375 INFO L495 AbstractCegarLoop]: Abstraction has 2256 states and 3106 transitions. [2022-11-22 02:26:40,375 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-22 02:26:40,375 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 3106 transitions. [2022-11-22 02:26:40,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-11-22 02:26:40,378 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:40,379 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:40,379 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-22 02:26:40,379 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:26:40,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:40,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1146052386, now seen corresponding path program 1 times [2022-11-22 02:26:40,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:40,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286000327] [2022-11-22 02:26:40,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:40,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:40,641 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:26:40,641 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:40,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286000327] [2022-11-22 02:26:40,641 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286000327] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:40,642 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:40,642 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:26:40,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781475767] [2022-11-22 02:26:40,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:40,643 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:26:40,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:40,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:26:40,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:26:40,644 INFO L87 Difference]: Start difference. First operand 2256 states and 3106 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-22 02:26:42,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:42,782 INFO L93 Difference]: Finished difference Result 2256 states and 3106 transitions. [2022-11-22 02:26:42,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:26:42,782 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 139 [2022-11-22 02:26:42,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:42,790 INFO L225 Difference]: With dead ends: 2256 [2022-11-22 02:26:42,790 INFO L226 Difference]: Without dead ends: 2254 [2022-11-22 02:26:42,791 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 02:26:42,792 INFO L413 NwaCegarLoop]: 1698 mSDtfsCounter, 1896 mSDsluCounter, 1698 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1898 SdHoareTripleChecker+Valid, 3396 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:42,792 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1898 Valid, 3396 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-22 02:26:42,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2254 states. [2022-11-22 02:26:43,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2254 to 2254. [2022-11-22 02:26:43,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2254 states, 1216 states have (on average 1.2203947368421053) internal successors, (1484), 1277 states have internal predecessors, (1484), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-22 02:26:43,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 2254 states and 3104 transitions. [2022-11-22 02:26:43,159 INFO L78 Accepts]: Start accepts. Automaton has 2254 states and 3104 transitions. Word has length 139 [2022-11-22 02:26:43,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:43,159 INFO L495 AbstractCegarLoop]: Abstraction has 2254 states and 3104 transitions. [2022-11-22 02:26:43,159 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-22 02:26:43,160 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 3104 transitions. [2022-11-22 02:26:43,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-11-22 02:26:43,163 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:43,163 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:43,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-22 02:26:43,163 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:26:43,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:43,164 INFO L85 PathProgramCache]: Analyzing trace with hash 342825352, now seen corresponding path program 1 times [2022-11-22 02:26:43,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:43,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866170592] [2022-11-22 02:26:43,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:43,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:43,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:43,468 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-22 02:26:43,468 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:43,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866170592] [2022-11-22 02:26:43,469 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866170592] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:43,469 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:43,469 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:26:43,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158585095] [2022-11-22 02:26:43,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:43,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:26:43,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:43,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:26:43,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:26:43,471 INFO L87 Difference]: Start difference. First operand 2254 states and 3104 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-22 02:26:45,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:45,327 INFO L93 Difference]: Finished difference Result 4491 states and 6182 transitions. [2022-11-22 02:26:45,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:26:45,327 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 155 [2022-11-22 02:26:45,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:45,337 INFO L225 Difference]: With dead ends: 4491 [2022-11-22 02:26:45,337 INFO L226 Difference]: Without dead ends: 2255 [2022-11-22 02:26:45,346 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 02:26:45,346 INFO L413 NwaCegarLoop]: 1700 mSDtfsCounter, 0 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 468 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3399 SdHoareTripleChecker+Invalid, 468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:45,347 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3399 Invalid, 468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 468 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-22 02:26:45,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2255 states. [2022-11-22 02:26:45,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2255 to 2255. [2022-11-22 02:26:45,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2255 states, 1217 states have (on average 1.2202136400986032) internal successors, (1485), 1278 states have internal predecessors, (1485), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-22 02:26:45,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 2255 states and 3105 transitions. [2022-11-22 02:26:45,771 INFO L78 Accepts]: Start accepts. Automaton has 2255 states and 3105 transitions. Word has length 155 [2022-11-22 02:26:45,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:45,772 INFO L495 AbstractCegarLoop]: Abstraction has 2255 states and 3105 transitions. [2022-11-22 02:26:45,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-22 02:26:45,773 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 3105 transitions. [2022-11-22 02:26:45,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-11-22 02:26:45,776 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:45,776 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:45,776 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-22 02:26:45,777 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:26:45,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:45,777 INFO L85 PathProgramCache]: Analyzing trace with hash -768502159, now seen corresponding path program 1 times [2022-11-22 02:26:45,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:45,778 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646970249] [2022-11-22 02:26:45,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:45,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:45,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:46,116 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-22 02:26:46,116 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:46,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646970249] [2022-11-22 02:26:46,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646970249] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:26:46,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [919314523] [2022-11-22 02:26:46,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:46,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:26:46,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:26:46,119 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:26:46,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-22 02:26:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:47,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 2611 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 02:26:47,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:26:47,252 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2022-11-22 02:26:47,253 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 02:26:47,254 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [919314523] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:47,256 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 02:26:47,256 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-22 02:26:47,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484058405] [2022-11-22 02:26:47,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:47,257 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:26:47,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:47,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:26:47,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:26:47,258 INFO L87 Difference]: Start difference. First operand 2255 states and 3105 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-22 02:26:50,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:50,785 INFO L93 Difference]: Finished difference Result 4887 states and 6819 transitions. [2022-11-22 02:26:50,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:26:50,786 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 156 [2022-11-22 02:26:50,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:50,794 INFO L225 Difference]: With dead ends: 4887 [2022-11-22 02:26:50,794 INFO L226 Difference]: Without dead ends: 2650 [2022-11-22 02:26:50,803 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:26:50,803 INFO L413 NwaCegarLoop]: 2229 mSDtfsCounter, 270 mSDsluCounter, 1867 mSDsCounter, 0 mSdLazyCounter, 558 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 444 SdHoareTripleChecker+Valid, 4096 SdHoareTripleChecker+Invalid, 558 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:50,804 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [444 Valid, 4096 Invalid, 558 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 558 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-22 02:26:50,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2650 states. [2022-11-22 02:26:51,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2650 to 2256. [2022-11-22 02:26:51,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2256 states, 1218 states have (on average 1.2200328407224958) internal successors, (1486), 1279 states have internal predecessors, (1486), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-22 02:26:51,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 2256 states and 3106 transitions. [2022-11-22 02:26:51,259 INFO L78 Accepts]: Start accepts. Automaton has 2256 states and 3106 transitions. Word has length 156 [2022-11-22 02:26:51,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:51,260 INFO L495 AbstractCegarLoop]: Abstraction has 2256 states and 3106 transitions. [2022-11-22 02:26:51,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-22 02:26:51,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 3106 transitions. [2022-11-22 02:26:51,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-11-22 02:26:51,264 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:51,264 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:51,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-22 02:26:51,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:26:51,475 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:26:51,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:51,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1930917578, now seen corresponding path program 1 times [2022-11-22 02:26:51,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:51,476 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809628155] [2022-11-22 02:26:51,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:51,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:51,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:51,732 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 02:26:51,732 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:51,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809628155] [2022-11-22 02:26:51,732 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809628155] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:51,733 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:51,733 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:26:51,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953801668] [2022-11-22 02:26:51,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:51,734 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:26:51,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:51,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:26:51,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:26:51,735 INFO L87 Difference]: Start difference. First operand 2256 states and 3106 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-22 02:26:53,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:53,855 INFO L93 Difference]: Finished difference Result 2256 states and 3106 transitions. [2022-11-22 02:26:53,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:26:53,856 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 144 [2022-11-22 02:26:53,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:53,866 INFO L225 Difference]: With dead ends: 2256 [2022-11-22 02:26:53,866 INFO L226 Difference]: Without dead ends: 2115 [2022-11-22 02:26:53,869 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 02:26:53,870 INFO L413 NwaCegarLoop]: 1697 mSDtfsCounter, 1893 mSDsluCounter, 1697 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1893 SdHoareTripleChecker+Valid, 3394 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:53,870 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1893 Valid, 3394 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-22 02:26:53,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2115 states. [2022-11-22 02:26:54,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2115 to 2115. [2022-11-22 02:26:54,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2115 states, 1146 states have (on average 1.231239092495637) internal successors, (1411), 1205 states have internal predecessors, (1411), 762 states have call successors, (762), 203 states have call predecessors, (762), 203 states have return successors, (762), 748 states have call predecessors, (762), 762 states have call successors, (762) [2022-11-22 02:26:54,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 2115 states and 2935 transitions. [2022-11-22 02:26:54,358 INFO L78 Accepts]: Start accepts. Automaton has 2115 states and 2935 transitions. Word has length 144 [2022-11-22 02:26:54,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:54,358 INFO L495 AbstractCegarLoop]: Abstraction has 2115 states and 2935 transitions. [2022-11-22 02:26:54,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-22 02:26:54,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 2935 transitions. [2022-11-22 02:26:54,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-22 02:26:54,361 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:54,361 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:54,362 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-22 02:26:54,362 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:26:54,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:54,362 INFO L85 PathProgramCache]: Analyzing trace with hash 2116069028, now seen corresponding path program 1 times [2022-11-22 02:26:54,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:54,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646975491] [2022-11-22 02:26:54,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:54,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:54,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:54,785 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2022-11-22 02:26:54,785 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:54,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646975491] [2022-11-22 02:26:54,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646975491] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:26:54,786 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:26:54,786 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 02:26:54,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741544164] [2022-11-22 02:26:54,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:26:54,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 02:26:54,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:26:54,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 02:26:54,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:26:54,787 INFO L87 Difference]: Start difference. First operand 2115 states and 2935 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-22 02:26:58,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:26:58,111 INFO L93 Difference]: Finished difference Result 2115 states and 2935 transitions. [2022-11-22 02:26:58,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 02:26:58,111 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 175 [2022-11-22 02:26:58,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:26:58,122 INFO L225 Difference]: With dead ends: 2115 [2022-11-22 02:26:58,122 INFO L226 Difference]: Without dead ends: 2113 [2022-11-22 02:26:58,124 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-22 02:26:58,125 INFO L413 NwaCegarLoop]: 1652 mSDtfsCounter, 935 mSDsluCounter, 4128 mSDsCounter, 0 mSdLazyCounter, 863 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 936 SdHoareTripleChecker+Valid, 5780 SdHoareTripleChecker+Invalid, 863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 863 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-22 02:26:58,125 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [936 Valid, 5780 Invalid, 863 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 863 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-11-22 02:26:58,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2113 states. [2022-11-22 02:26:58,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2113 to 2113. [2022-11-22 02:26:58,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2113 states, 1145 states have (on average 1.2296943231441049) internal successors, (1408), 1203 states have internal predecessors, (1408), 762 states have call successors, (762), 203 states have call predecessors, (762), 203 states have return successors, (762), 748 states have call predecessors, (762), 762 states have call successors, (762) [2022-11-22 02:26:58,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 2113 states and 2932 transitions. [2022-11-22 02:26:58,599 INFO L78 Accepts]: Start accepts. Automaton has 2113 states and 2932 transitions. Word has length 175 [2022-11-22 02:26:58,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:26:58,600 INFO L495 AbstractCegarLoop]: Abstraction has 2113 states and 2932 transitions. [2022-11-22 02:26:58,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-22 02:26:58,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 2932 transitions. [2022-11-22 02:26:58,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-11-22 02:26:58,604 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:26:58,604 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:58,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-11-22 02:26:58,604 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-22 02:26:58,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:26:58,605 INFO L85 PathProgramCache]: Analyzing trace with hash -898440628, now seen corresponding path program 1 times [2022-11-22 02:26:58,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:26:58,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062766907] [2022-11-22 02:26:58,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:58,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:26:58,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:26:59,026 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-11-22 02:26:59,026 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:26:59,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062766907] [2022-11-22 02:26:59,027 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062766907] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:26:59,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1803774647] [2022-11-22 02:26:59,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:26:59,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:26:59,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:26:59,031 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:26:59,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d40121-f56a-4bd9-9abb-cd24e7e02e88/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-22 02:27:00,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:27:00,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 2728 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-22 02:27:00,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:27:00,287 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 48 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-22 02:27:00,287 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 02:27:00,444 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-11-22 02:27:00,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1803774647] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 02:27:00,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [884548485] [2022-11-22 02:27:00,469 INFO L159 IcfgInterpreter]: Started Sifa with 111 locations of interest [2022-11-22 02:27:00,469 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 02:27:00,473 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 02:27:00,478 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 02:27:00,478 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 02:27:02,326 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:27:02,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:27:02,726 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:27:03,068 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:27:03,257 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:27:03,508 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:27:03,585 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:27:35,887 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-22 02:27:35,894 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 02:27:56,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,574 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:56,578 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:56,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:56,603 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:57,139 INFO L321 Elim1Store]: treesize reduction 36, result has 48.6 percent of original size [2022-11-22 02:27:57,143 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 146 select indices, 146 select index equivalence classes, 3693 disjoint index pairs (out of 10585 index pairs), introduced 146 new quantified variables, introduced 3 case distinctions, treesize of input 7573 treesize of output 7149 [2022-11-22 02:27:59,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,328 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:59,332 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:59,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:27:59,352 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:27:59,532 INFO L321 Elim1Store]: treesize reduction 44, result has 37.1 percent of original size [2022-11-22 02:27:59,537 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 146 select indices, 146 select index equivalence classes, 3693 disjoint index pairs (out of 10585 index pairs), introduced 146 new quantified variables, introduced 3 case distinctions, treesize of input 7549 treesize of output 7117 [2022-11-22 02:28:01,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,546 INFO L217 Elim1Store]: Index analysis took 116 ms [2022-11-22 02:28:01,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,557 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:28:01,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,567 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:28:01,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,570 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:28:01,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,589 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:28:01,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:28:01,598 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:28:01,923 INFO L321 Elim1Store]: treesize reduction 192, result has 40.9 percent of original size [2022-11-22 02:28:01,926 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 76 select indices, 76 select index equivalence classes, 289 disjoint index pairs (out of 2850 index pairs), introduced 76 new quantified variables, introduced 12 case distinctions, treesize of input 7545 treesize of output 7422 [2022-11-22 02:28:02,989 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-22 02:28:02,991 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 7445 treesize of output 7443 [2022-11-22 02:28:04,444 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-22 02:28:04,446 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 7440 treesize of output 7440 [2022-11-22 02:30:35,701 WARN L233 SmtUtils]: Spent 5.53s on a formula simplification. DAG size of input: 1503 DAG size of output: 1503 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-22 02:36:42,353 WARN L233 SmtUtils]: Spent 24.28s on a formula simplification that was a NOOP. DAG size: 1576 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-22 02:37:05,972 WARN L233 SmtUtils]: Spent 12.11s on a formula simplification that was a NOOP. DAG size: 1568 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)