./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--gpu--drm--ast--ast.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ca0a53c4f6c5b2fe175dc6e02f972fead30c92e05ea428ef0a5b4e9fd4cc9337 --- 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-4e7fbc6 [2022-11-23 04:13:11,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 04:13:11,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 04:13:11,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 04:13:11,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 04:13:11,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 04:13:11,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 04:13:11,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 04:13:11,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 04:13:11,490 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 04:13:11,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 04:13:11,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 04:13:11,493 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 04:13:11,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 04:13:11,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 04:13:11,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 04:13:11,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 04:13:11,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 04:13:11,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 04:13:11,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 04:13:11,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 04:13:11,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 04:13:11,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 04:13:11,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 04:13:11,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 04:13:11,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 04:13:11,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 04:13:11,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 04:13:11,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 04:13:11,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 04:13:11,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 04:13:11,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 04:13:11,517 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 04:13:11,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 04:13:11,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 04:13:11,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 04:13:11,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 04:13:11,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 04:13:11,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 04:13:11,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 04:13:11,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 04:13:11,524 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-23 04:13:11,551 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 04:13:11,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 04:13:11,555 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 04:13:11,555 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 04:13:11,556 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 04:13:11,556 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 04:13:11,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 04:13:11,557 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 04:13:11,557 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 04:13:11,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 04:13:11,558 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 04:13:11,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 04:13:11,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 04:13:11,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 04:13:11,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 04:13:11,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 04:13:11,559 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 04:13:11,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 04:13:11,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 04:13:11,560 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 04:13:11,560 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 04:13:11,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 04:13:11,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 04:13:11,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 04:13:11,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 04:13:11,561 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 04:13:11,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 04:13:11,561 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 04:13:11,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 04:13:11,562 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 04:13:11,562 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 04:13:11,562 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca0a53c4f6c5b2fe175dc6e02f972fead30c92e05ea428ef0a5b4e9fd4cc9337 [2022-11-23 04:13:11,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 04:13:11,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 04:13:11,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 04:13:11,897 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 04:13:11,898 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 04:13:11,899 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i [2022-11-23 04:13:15,028 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 04:13:15,835 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 04:13:15,836 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i [2022-11-23 04:13:15,890 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS/data/a0c4a3738/37e13a59f30149cd847e6392e6bf2058/FLAGb0e27123d [2022-11-23 04:13:15,913 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS/data/a0c4a3738/37e13a59f30149cd847e6392e6bf2058 [2022-11-23 04:13:15,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 04:13:15,921 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 04:13:15,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 04:13:15,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 04:13:15,928 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 04:13:15,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:13:15" (1/1) ... [2022-11-23 04:13:15,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b6de590 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:13:15, skipping insertion in model container [2022-11-23 04:13:15,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:13:15" (1/1) ... [2022-11-23 04:13:15,939 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 04:13:16,166 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 04:13:23,837 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[614473,614486] [2022-11-23 04:13:23,844 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[614618,614631] [2022-11-23 04:13:23,845 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[614764,614777] [2022-11-23 04:13:23,848 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[614929,614942] [2022-11-23 04:13:23,848 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[615087,615100] [2022-11-23 04:13:23,850 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[615245,615258] [2022-11-23 04:13:23,850 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[615403,615416] [2022-11-23 04:13:23,858 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[615563,615576] [2022-11-23 04:13:23,859 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[615722,615735] [2022-11-23 04:13:23,860 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[615861,615874] [2022-11-23 04:13:23,860 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[616003,616016] [2022-11-23 04:13:23,861 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[616152,616165] [2022-11-23 04:13:23,862 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[616291,616304] [2022-11-23 04:13:23,868 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[616446,616459] [2022-11-23 04:13:23,868 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[616606,616619] [2022-11-23 04:13:23,869 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[616757,616770] [2022-11-23 04:13:23,869 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[616908,616921] [2022-11-23 04:13:23,870 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[617060,617073] [2022-11-23 04:13:23,877 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[617209,617222] [2022-11-23 04:13:23,877 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[617357,617370] [2022-11-23 04:13:23,878 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[617514,617527] [2022-11-23 04:13:23,878 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[617663,617676] [2022-11-23 04:13:23,879 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[617819,617832] [2022-11-23 04:13:23,879 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[617972,617985] [2022-11-23 04:13:23,880 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[618118,618131] [2022-11-23 04:13:23,881 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[618261,618274] [2022-11-23 04:13:23,882 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[618413,618426] [2022-11-23 04:13:23,882 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[618559,618572] [2022-11-23 04:13:23,883 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[618704,618717] [2022-11-23 04:13:23,883 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[618858,618871] [2022-11-23 04:13:23,885 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[619009,619022] [2022-11-23 04:13:23,886 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[619164,619177] [2022-11-23 04:13:23,887 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[619316,619329] [2022-11-23 04:13:23,887 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[619471,619484] [2022-11-23 04:13:23,892 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[619635,619648] [2022-11-23 04:13:23,893 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[619791,619804] [2022-11-23 04:13:23,894 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[619955,619968] [2022-11-23 04:13:23,895 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[620097,620110] [2022-11-23 04:13:23,896 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[620255,620268] [2022-11-23 04:13:23,896 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[620422,620435] [2022-11-23 04:13:23,897 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[620581,620594] [2022-11-23 04:13:23,898 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[620740,620753] [2022-11-23 04:13:23,898 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[620889,620902] [2022-11-23 04:13:23,899 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[621036,621049] [2022-11-23 04:13:23,899 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[621175,621188] [2022-11-23 04:13:23,900 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[621338,621351] [2022-11-23 04:13:23,900 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[621504,621517] [2022-11-23 04:13:23,902 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[621668,621681] [2022-11-23 04:13:23,904 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[621833,621846] [2022-11-23 04:13:23,904 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[621998,622011] [2022-11-23 04:13:23,905 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[622164,622177] [2022-11-23 04:13:23,905 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[622329,622342] [2022-11-23 04:13:23,906 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[622496,622509] [2022-11-23 04:13:23,907 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[622656,622669] [2022-11-23 04:13:23,907 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[622818,622831] [2022-11-23 04:13:23,908 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[622977,622990] [2022-11-23 04:13:23,908 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[623123,623136] [2022-11-23 04:13:23,909 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[623266,623279] [2022-11-23 04:13:23,909 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[623410,623423] [2022-11-23 04:13:23,910 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[623553,623566] [2022-11-23 04:13:23,921 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[623697,623710] [2022-11-23 04:13:23,923 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[623838,623851] [2022-11-23 04:13:23,923 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[623976,623989] [2022-11-23 04:13:23,924 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[624134,624147] [2022-11-23 04:13:23,924 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[624293,624306] [2022-11-23 04:13:23,925 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[624449,624462] [2022-11-23 04:13:23,925 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[624598,624611] [2022-11-23 04:13:23,926 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[624750,624763] [2022-11-23 04:13:23,926 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[624901,624914] [2022-11-23 04:13:23,927 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[625050,625063] [2022-11-23 04:13:23,928 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[625202,625215] [2022-11-23 04:13:23,928 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[625350,625363] [2022-11-23 04:13:23,929 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[625503,625516] [2022-11-23 04:13:23,930 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[625654,625667] [2022-11-23 04:13:23,931 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[625804,625817] [2022-11-23 04:13:23,931 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[625951,625964] [2022-11-23 04:13:23,932 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[626102,626115] [2022-11-23 04:13:23,933 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[626253,626266] [2022-11-23 04:13:23,934 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[626401,626414] [2022-11-23 04:13:23,934 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[626567,626580] [2022-11-23 04:13:23,935 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[626736,626749] [2022-11-23 04:13:23,935 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[626903,626916] [2022-11-23 04:13:23,936 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[627071,627084] [2022-11-23 04:13:23,936 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[627221,627234] [2022-11-23 04:13:23,937 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[627368,627381] [2022-11-23 04:13:23,938 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[627529,627542] [2022-11-23 04:13:23,938 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[627699,627712] [2022-11-23 04:13:23,939 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[627861,627874] [2022-11-23 04:13:23,972 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 04:13:24,050 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 04:13:24,651 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[614473,614486] [2022-11-23 04:13:24,651 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[614618,614631] [2022-11-23 04:13:24,652 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[614764,614777] [2022-11-23 04:13:24,652 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[614929,614942] [2022-11-23 04:13:24,653 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[615087,615100] [2022-11-23 04:13:24,653 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[615245,615258] [2022-11-23 04:13:24,653 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[615403,615416] [2022-11-23 04:13:24,654 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[615563,615576] [2022-11-23 04:13:24,654 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[615722,615735] [2022-11-23 04:13:24,655 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[615861,615874] [2022-11-23 04:13:24,655 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[616003,616016] [2022-11-23 04:13:24,655 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[616152,616165] [2022-11-23 04:13:24,656 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[616291,616304] [2022-11-23 04:13:24,656 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[616446,616459] [2022-11-23 04:13:24,657 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[616606,616619] [2022-11-23 04:13:24,657 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[616757,616770] [2022-11-23 04:13:24,658 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[616908,616921] [2022-11-23 04:13:24,658 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[617060,617073] [2022-11-23 04:13:24,658 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[617209,617222] [2022-11-23 04:13:24,659 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[617357,617370] [2022-11-23 04:13:24,659 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[617514,617527] [2022-11-23 04:13:24,660 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[617663,617676] [2022-11-23 04:13:24,660 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[617819,617832] [2022-11-23 04:13:24,660 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[617972,617985] [2022-11-23 04:13:24,661 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[618118,618131] [2022-11-23 04:13:24,661 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[618261,618274] [2022-11-23 04:13:24,662 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[618413,618426] [2022-11-23 04:13:24,662 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[618559,618572] [2022-11-23 04:13:24,662 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[618704,618717] [2022-11-23 04:13:24,663 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[618858,618871] [2022-11-23 04:13:24,663 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[619009,619022] [2022-11-23 04:13:24,664 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[619164,619177] [2022-11-23 04:13:24,664 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[619316,619329] [2022-11-23 04:13:24,664 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[619471,619484] [2022-11-23 04:13:24,665 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[619635,619648] [2022-11-23 04:13:24,665 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[619791,619804] [2022-11-23 04:13:24,666 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[619955,619968] [2022-11-23 04:13:24,666 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[620097,620110] [2022-11-23 04:13:24,666 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[620255,620268] [2022-11-23 04:13:24,667 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[620422,620435] [2022-11-23 04:13:24,667 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[620581,620594] [2022-11-23 04:13:24,668 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[620740,620753] [2022-11-23 04:13:24,668 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[620889,620902] [2022-11-23 04:13:24,669 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[621036,621049] [2022-11-23 04:13:24,669 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[621175,621188] [2022-11-23 04:13:24,669 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[621338,621351] [2022-11-23 04:13:24,670 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[621504,621517] [2022-11-23 04:13:24,670 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[621668,621681] [2022-11-23 04:13:24,671 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[621833,621846] [2022-11-23 04:13:24,671 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[621998,622011] [2022-11-23 04:13:24,671 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[622164,622177] [2022-11-23 04:13:24,672 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[622329,622342] [2022-11-23 04:13:24,672 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[622496,622509] [2022-11-23 04:13:24,673 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[622656,622669] [2022-11-23 04:13:24,673 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[622818,622831] [2022-11-23 04:13:24,673 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[622977,622990] [2022-11-23 04:13:24,674 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[623123,623136] [2022-11-23 04:13:24,674 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[623266,623279] [2022-11-23 04:13:24,674 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[623410,623423] [2022-11-23 04:13:24,675 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[623553,623566] [2022-11-23 04:13:24,675 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[623697,623710] [2022-11-23 04:13:24,676 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[623838,623851] [2022-11-23 04:13:24,676 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[623976,623989] [2022-11-23 04:13:24,677 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[624134,624147] [2022-11-23 04:13:24,677 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[624293,624306] [2022-11-23 04:13:24,677 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[624449,624462] [2022-11-23 04:13:24,678 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[624598,624611] [2022-11-23 04:13:24,678 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[624750,624763] [2022-11-23 04:13:24,679 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[624901,624914] [2022-11-23 04:13:24,679 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[625050,625063] [2022-11-23 04:13:24,680 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[625202,625215] [2022-11-23 04:13:24,680 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[625350,625363] [2022-11-23 04:13:24,680 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[625503,625516] [2022-11-23 04:13:24,681 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[625654,625667] [2022-11-23 04:13:24,681 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[625804,625817] [2022-11-23 04:13:24,682 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[625951,625964] [2022-11-23 04:13:24,682 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[626102,626115] [2022-11-23 04:13:24,682 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[626253,626266] [2022-11-23 04:13:24,683 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[626401,626414] [2022-11-23 04:13:24,683 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[626567,626580] [2022-11-23 04:13:24,684 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[626736,626749] [2022-11-23 04:13:24,684 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[626903,626916] [2022-11-23 04:13:24,684 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[627071,627084] [2022-11-23 04:13:24,685 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[627221,627234] [2022-11-23 04:13:24,685 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[627368,627381] [2022-11-23 04:13:24,686 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[627529,627542] [2022-11-23 04:13:24,686 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[627699,627712] [2022-11-23 04:13:24,686 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i[627861,627874] [2022-11-23 04:13:24,696 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 04:13:25,112 INFO L208 MainTranslator]: Completed translation [2022-11-23 04:13:25,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:13:25 WrapperNode [2022-11-23 04:13:25,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 04:13:25,120 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 04:13:25,120 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 04:13:25,120 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 04:13:25,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:13:25" (1/1) ... [2022-11-23 04:13:25,290 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:13:25" (1/1) ... [2022-11-23 04:13:25,736 INFO L138 Inliner]: procedures = 962, calls = 5080, calls flagged for inlining = 555, calls inlined = 474, statements flattened = 13224 [2022-11-23 04:13:25,737 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 04:13:25,738 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 04:13:25,738 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 04:13:25,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 04:13:25,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:13:25" (1/1) ... [2022-11-23 04:13:25,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:13:25" (1/1) ... [2022-11-23 04:13:25,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:13:25" (1/1) ... [2022-11-23 04:13:25,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:13:25" (1/1) ... [2022-11-23 04:13:26,101 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:13:25" (1/1) ... [2022-11-23 04:13:26,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:13:25" (1/1) ... [2022-11-23 04:13:26,297 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:13:25" (1/1) ... [2022-11-23 04:13:26,332 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:13:25" (1/1) ... [2022-11-23 04:13:26,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 04:13:26,413 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 04:13:26,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 04:13:26,414 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 04:13:26,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:13:25" (1/1) ... [2022-11-23 04:13:26,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 04:13:26,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:13:26,449 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 04:13:26,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 04:13:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure wait_ack [2022-11-23 04:13:26,506 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_ack [2022-11-23 04:13:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure clear_cmd_trigger [2022-11-23 04:13:26,506 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_cmd_trigger [2022-11-23 04:13:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure ast_init_dvo [2022-11-23 04:13:26,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_init_dvo [2022-11-23 04:13:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_unreserve___0 [2022-11-23 04:13:26,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_unreserve___0 [2022-11-23 04:13:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-23 04:13:26,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-23 04:13:26,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-23 04:13:26,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-23 04:13:26,508 INFO L130 BoogieDeclarations]: Found specification of procedure __ww_mutex_lock [2022-11-23 04:13:26,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __ww_mutex_lock [2022-11-23 04:13:26,508 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_tt_populate [2022-11-23 04:13:26,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_tt_populate [2022-11-23 04:13:26,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_base_of_ww_mutex [2022-11-23 04:13:26,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_base_of_ww_mutex [2022-11-23 04:13:26,509 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_pin [2022-11-23 04:13:26,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_pin [2022-11-23 04:13:26,509 INFO L130 BoogieDeclarations]: Found specification of procedure ast_read32 [2022-11-23 04:13:26,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_read32 [2022-11-23 04:13:26,509 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-23 04:13:26,509 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-23 04:13:26,510 INFO L130 BoogieDeclarations]: Found specification of procedure ast_drm_thaw [2022-11-23 04:13:26,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_drm_thaw [2022-11-23 04:13:26,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_109 [2022-11-23 04:13:26,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_109 [2022-11-23 04:13:26,510 INFO L130 BoogieDeclarations]: Found specification of procedure ast_dirty_update [2022-11-23 04:13:26,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_dirty_update [2022-11-23 04:13:26,510 INFO L130 BoogieDeclarations]: Found specification of procedure ast_enable_vga [2022-11-23 04:13:26,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_enable_vga [2022-11-23 04:13:26,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-23 04:13:26,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-23 04:13:26,511 INFO L130 BoogieDeclarations]: Found specification of procedure ast_get_modes [2022-11-23 04:13:26,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_get_modes [2022-11-23 04:13:26,512 INFO L130 BoogieDeclarations]: Found specification of procedure drm_fb_helper_fini [2022-11-23 04:13:26,512 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_fb_helper_fini [2022-11-23 04:13:26,512 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kmap [2022-11-23 04:13:26,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kmap [2022-11-23 04:13:26,513 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_del_sub_from_lru [2022-11-23 04:13:26,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_del_sub_from_lru [2022-11-23 04:13:26,513 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_placement [2022-11-23 04:13:26,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_placement [2022-11-23 04:13:26,513 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_unless___0 [2022-11-23 04:13:26,513 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_unless___0 [2022-11-23 04:13:26,513 INFO L130 BoogieDeclarations]: Found specification of procedure ast_pm_poweroff [2022-11-23 04:13:26,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_pm_poweroff [2022-11-23 04:13:26,514 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kunmap [2022-11-23 04:13:26,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kunmap [2022-11-23 04:13:26,514 INFO L130 BoogieDeclarations]: Found specification of procedure ast_user_framebuffer_destroy [2022-11-23 04:13:26,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_user_framebuffer_destroy [2022-11-23 04:13:26,515 INFO L130 BoogieDeclarations]: Found specification of procedure send_ack [2022-11-23 04:13:26,515 INFO L138 BoogieDeclarations]: Found implementation of procedure send_ack [2022-11-23 04:13:26,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-23 04:13:26,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-23 04:13:26,516 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_disable [2022-11-23 04:13:26,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_disable [2022-11-23 04:13:26,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-23 04:13:26,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-23 04:13:26,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 04:13:26,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-23 04:13:26,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-23 04:13:26,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-23 04:13:26,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-23 04:13:26,517 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_mode_set_base [2022-11-23 04:13:26,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_mode_set_base [2022-11-23 04:13:26,517 INFO L130 BoogieDeclarations]: Found specification of procedure ast_io_read8 [2022-11-23 04:13:26,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_io_read8 [2022-11-23 04:13:26,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-23 04:13:26,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-23 04:13:26,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2022-11-23 04:13:26,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2022-11-23 04:13:26,521 INFO L130 BoogieDeclarations]: Found specification of procedure drm_fb_helper_debug_enter [2022-11-23 04:13:26,521 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_fb_helper_debug_enter [2022-11-23 04:13:26,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 04:13:26,522 INFO L130 BoogieDeclarations]: Found specification of procedure ast_post_gpu [2022-11-23 04:13:26,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_post_gpu [2022-11-23 04:13:26,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2022-11-23 04:13:26,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2022-11-23 04:13:26,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 04:13:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-23 04:13:26,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-23 04:13:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-23 04:13:26,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-23 04:13:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure ast_fbdev_set_suspend [2022-11-23 04:13:26,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_fbdev_set_suspend [2022-11-23 04:13:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 04:13:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-23 04:13:26,529 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_add_to_lru [2022-11-23 04:13:26,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_add_to_lru [2022-11-23 04:13:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_burst2 [2022-11-23 04:13:26,530 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_burst2 [2022-11-23 04:13:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-23 04:13:26,530 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-23 04:13:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure drm_read [2022-11-23 04:13:26,530 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_read [2022-11-23 04:13:26,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 04:13:26,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 04:13:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-23 04:13:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure drm_fb_helper_debug_leave [2022-11-23 04:13:26,531 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_fb_helper_debug_leave [2022-11-23 04:13:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-23 04:13:26,531 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_prepare [2022-11-23 04:13:26,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_prepare [2022-11-23 04:13:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_prepare [2022-11-23 04:13:26,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_prepare [2022-11-23 04:13:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_reserve [2022-11-23 04:13:26,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_reserve [2022-11-23 04:13:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_unreference_unlocked [2022-11-23 04:13:26,532 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_unreference_unlocked [2022-11-23 04:13:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-23 04:13:26,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-23 04:13:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-23 04:13:26,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-23 04:13:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-23 04:13:26,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-23 04:13:26,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-23 04:13:26,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-23 04:13:26,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 04:13:26,534 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_free [2022-11-23 04:13:26,534 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_free [2022-11-23 04:13:26,534 INFO L130 BoogieDeclarations]: Found specification of procedure ast_pm_thaw [2022-11-23 04:13:26,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_pm_thaw [2022-11-23 04:13:26,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-23 04:13:26,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-23 04:13:26,535 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2022-11-23 04:13:26,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_113 [2022-11-23 04:13:26,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_113 [2022-11-23 04:13:26,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 04:13:26,536 INFO L130 BoogieDeclarations]: Found specification of procedure ast_connector_destroy [2022-11-23 04:13:26,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_connector_destroy [2022-11-23 04:13:26,536 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_commit [2022-11-23 04:13:26,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_commit [2022-11-23 04:13:26,537 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-23 04:13:26,537 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-23 04:13:26,537 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_kmap_obj_virtual [2022-11-23 04:13:26,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_kmap_obj_virtual [2022-11-23 04:13:26,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-23 04:13:26,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-23 04:13:26,537 INFO L130 BoogieDeclarations]: Found specification of procedure ast_write32 [2022-11-23 04:13:26,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_write32 [2022-11-23 04:13:26,538 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_unreference_unlocked___0 [2022-11-23 04:13:26,538 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_unreference_unlocked___0 [2022-11-23 04:13:26,538 INFO L130 BoogieDeclarations]: Found specification of procedure __ttm_bo_unreserve [2022-11-23 04:13:26,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __ttm_bo_unreserve [2022-11-23 04:13:26,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-23 04:13:26,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-23 04:13:26,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-23 04:13:26,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-23 04:13:26,539 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo [2022-11-23 04:13:26,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo [2022-11-23 04:13:26,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-23 04:13:26,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-23 04:13:26,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_base_of_ww_mutex [2022-11-23 04:13:26,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_base_of_ww_mutex [2022-11-23 04:13:26,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 04:13:26,540 INFO L130 BoogieDeclarations]: Found specification of procedure ast_moutdwm [2022-11-23 04:13:26,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_moutdwm [2022-11-23 04:13:26,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 04:13:26,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 04:13:26,540 INFO L130 BoogieDeclarations]: Found specification of procedure ast_pm_suspend [2022-11-23 04:13:26,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_pm_suspend [2022-11-23 04:13:26,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_108 [2022-11-23 04:13:26,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_108 [2022-11-23 04:13:26,541 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_ref [2022-11-23 04:13:26,541 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_ref [2022-11-23 04:13:26,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-23 04:13:26,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-23 04:13:26,541 INFO L130 BoogieDeclarations]: Found specification of procedure wait_nack [2022-11-23 04:13:26,541 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_nack [2022-11-23 04:13:26,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-23 04:13:26,542 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-23 04:13:26,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 04:13:26,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 04:13:26,542 INFO L130 BoogieDeclarations]: Found specification of procedure ast_drm_freeze [2022-11-23 04:13:26,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_drm_freeze [2022-11-23 04:13:26,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-23 04:13:26,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-23 04:13:26,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-23 04:13:26,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-23 04:13:26,543 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_dp501_video_output [2022-11-23 04:13:26,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_dp501_video_output [2022-11-23 04:13:26,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-23 04:13:26,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-23 04:13:26,543 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-23 04:13:26,544 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-23 04:13:26,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-23 04:13:26,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-23 04:13:26,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-23 04:13:26,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-23 04:13:26,544 INFO L130 BoogieDeclarations]: Found specification of procedure cbr_dll2 [2022-11-23 04:13:26,544 INFO L138 BoogieDeclarations]: Found implementation of procedure cbr_dll2 [2022-11-23 04:13:26,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2022-11-23 04:13:26,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2022-11-23 04:13:26,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 04:13:26,545 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_index_reg_mask [2022-11-23 04:13:26,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_index_reg_mask [2022-11-23 04:13:26,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_base_of_ww_mutex [2022-11-23 04:13:26,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_base_of_ww_mutex [2022-11-23 04:13:26,549 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_load_lut [2022-11-23 04:13:26,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_load_lut [2022-11-23 04:13:26,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-23 04:13:26,549 INFO L130 BoogieDeclarations]: Found specification of procedure ast_mindwm [2022-11-23 04:13:26,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_mindwm [2022-11-23 04:13:26,549 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_unref [2022-11-23 04:13:26,549 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_unref [2022-11-23 04:13:26,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-23 04:13:26,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-23 04:13:26,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-23 04:13:26,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-23 04:13:26,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-23 04:13:26,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-23 04:13:26,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-23 04:13:26,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-23 04:13:26,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-23 04:13:26,552 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2022-11-23 04:13:26,552 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2022-11-23 04:13:26,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-23 04:13:26,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-23 04:13:26,553 INFO L130 BoogieDeclarations]: Found specification of procedure get_fw_base [2022-11-23 04:13:26,553 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fw_base [2022-11-23 04:13:26,553 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 04:13:26,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 04:13:26,553 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-23 04:13:26,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-23 04:13:26,554 INFO L130 BoogieDeclarations]: Found specification of procedure ast_framebuffer_init [2022-11-23 04:13:26,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_framebuffer_init [2022-11-23 04:13:26,554 INFO L130 BoogieDeclarations]: Found specification of procedure ast_open_key [2022-11-23 04:13:26,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_open_key [2022-11-23 04:13:26,554 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_validate [2022-11-23 04:13:26,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_validate [2022-11-23 04:13:26,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-23 04:13:26,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-23 04:13:26,555 INFO L130 BoogieDeclarations]: Found specification of procedure ast_driver_unload [2022-11-23 04:13:26,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_driver_unload [2022-11-23 04:13:26,555 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_unreserve [2022-11-23 04:13:26,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_unreserve [2022-11-23 04:13:26,555 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-23 04:13:26,555 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-23 04:13:26,555 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2022-11-23 04:13:26,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-23 04:13:26,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-23 04:13:26,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-23 04:13:26,556 INFO L130 BoogieDeclarations]: Found specification of procedure send_nack [2022-11-23 04:13:26,556 INFO L138 BoogieDeclarations]: Found implementation of procedure send_nack [2022-11-23 04:13:26,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-23 04:13:26,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-23 04:13:26,556 INFO L130 BoogieDeclarations]: Found specification of procedure ast_enable_mmio [2022-11-23 04:13:26,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_enable_mmio [2022-11-23 04:13:26,557 INFO L130 BoogieDeclarations]: Found specification of procedure ast_get_index_reg_mask [2022-11-23 04:13:26,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_get_index_reg_mask [2022-11-23 04:13:26,557 INFO L130 BoogieDeclarations]: Found specification of procedure ast_gem_create [2022-11-23 04:13:26,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_gem_create [2022-11-23 04:13:26,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_struct_mutex_of_drm_device [2022-11-23 04:13:26,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_struct_mutex_of_drm_device [2022-11-23 04:13:26,558 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-23 04:13:26,558 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-23 04:13:26,558 INFO L130 BoogieDeclarations]: Found specification of procedure drm_fb_helper_set_par [2022-11-23 04:13:26,558 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_fb_helper_set_par [2022-11-23 04:13:26,558 INFO L130 BoogieDeclarations]: Found specification of procedure __ww_mutex_lock_interruptible [2022-11-23 04:13:26,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __ww_mutex_lock_interruptible [2022-11-23 04:13:26,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 04:13:26,558 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-23 04:13:26,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-23 04:13:26,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-23 04:13:26,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-23 04:13:26,559 INFO L130 BoogieDeclarations]: Found specification of procedure ast_pm_resume [2022-11-23 04:13:26,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_pm_resume [2022-11-23 04:13:26,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-23 04:13:26,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-23 04:13:26,559 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_init [2022-11-23 04:13:26,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-23 04:13:26,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-23 04:13:26,560 INFO L130 BoogieDeclarations]: Found specification of procedure ast_io_write8 [2022-11-23 04:13:26,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_io_write8 [2022-11-23 04:13:26,560 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_destroy [2022-11-23 04:13:26,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_destroy [2022-11-23 04:13:26,560 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_gpu_offset [2022-11-23 04:13:26,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_gpu_offset [2022-11-23 04:13:26,561 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_reset [2022-11-23 04:13:26,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_reset [2022-11-23 04:13:26,561 INFO L130 BoogieDeclarations]: Found specification of procedure ast_gem_free_object [2022-11-23 04:13:26,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_gem_free_object [2022-11-23 04:13:26,561 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_backend_destroy [2022-11-23 04:13:26,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_backend_destroy [2022-11-23 04:13:26,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-23 04:13:26,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-23 04:13:26,562 INFO L130 BoogieDeclarations]: Found specification of procedure ast_pci_remove [2022-11-23 04:13:26,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_pci_remove [2022-11-23 04:13:26,562 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_single2 [2022-11-23 04:13:26,562 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_single2 [2022-11-23 04:13:26,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-23 04:13:26,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-23 04:13:26,562 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-23 04:13:26,563 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-23 04:13:26,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-23 04:13:26,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-23 04:13:26,563 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_index_reg [2022-11-23 04:13:26,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_index_reg [2022-11-23 04:13:26,563 INFO L130 BoogieDeclarations]: Found specification of procedure cbrdlli_ast2150 [2022-11-23 04:13:26,563 INFO L138 BoogieDeclarations]: Found implementation of procedure cbrdlli_ast2150 [2022-11-23 04:13:26,563 INFO L130 BoogieDeclarations]: Found specification of procedure drm_framebuffer_cleanup [2022-11-23 04:13:26,564 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_framebuffer_cleanup [2022-11-23 04:13:26,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-23 04:13:26,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-23 04:13:26,564 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_commit [2022-11-23 04:13:26,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_commit [2022-11-23 04:13:26,564 INFO L130 BoogieDeclarations]: Found specification of procedure ast_pm_freeze [2022-11-23 04:13:26,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_pm_freeze [2022-11-23 04:13:26,564 INFO L130 BoogieDeclarations]: Found specification of procedure drm_crtc_helper_set_config [2022-11-23 04:13:26,565 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_crtc_helper_set_config [2022-11-23 04:13:26,565 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2022-11-23 04:13:26,565 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2022-11-23 04:13:26,565 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2022-11-23 04:13:26,565 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2022-11-23 04:13:26,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-23 04:13:26,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-23 04:13:26,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-23 04:13:26,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-23 04:13:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_connector_update_edid_property [2022-11-23 04:13:26,566 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_connector_update_edid_property [2022-11-23 04:13:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-23 04:13:26,566 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-23 04:13:26,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_struct_mutex_of_drm_device [2022-11-23 04:13:26,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_struct_mutex_of_drm_device [2022-11-23 04:13:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_tt_unpopulate [2022-11-23 04:13:26,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_tt_unpopulate [2022-11-23 04:13:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_lookup [2022-11-23 04:13:26,567 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_lookup [2022-11-23 04:13:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_destroy [2022-11-23 04:13:26,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_destroy [2022-11-23 04:13:26,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 04:13:28,202 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 04:13:28,209 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 04:13:28,516 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-23 04:13:48,251 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 04:13:48,286 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 04:13:48,286 INFO L300 CfgBuilder]: Removed 10 assume(true) statements. [2022-11-23 04:13:48,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:13:48 BoogieIcfgContainer [2022-11-23 04:13:48,295 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 04:13:48,300 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 04:13:48,300 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 04:13:48,304 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 04:13:48,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:13:15" (1/3) ... [2022-11-23 04:13:48,306 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27e36b0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:13:48, skipping insertion in model container [2022-11-23 04:13:48,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:13:25" (2/3) ... [2022-11-23 04:13:48,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27e36b0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:13:48, skipping insertion in model container [2022-11-23 04:13:48,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:13:48" (3/3) ... [2022-11-23 04:13:48,309 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--gpu--drm--ast--ast.ko.cil.i [2022-11-23 04:13:48,333 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 04:13:48,334 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2022-11-23 04:13:48,483 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 04:13:48,497 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=PETRI_NET, 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;@176478f4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 04:13:48,497 INFO L358 AbstractCegarLoop]: Starting to check reachability of 32 error locations. [2022-11-23 04:13:48,517 INFO L276 IsEmpty]: Start isEmpty. Operand has 3831 states, 2630 states have (on average 1.3361216730038024) internal successors, (3514), 2762 states have internal predecessors, (3514), 1013 states have call successors, (1013), 156 states have call predecessors, (1013), 155 states have return successors, (999), 958 states have call predecessors, (999), 999 states have call successors, (999) [2022-11-23 04:13:48,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-23 04:13:48,528 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:13:48,529 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:13:48,529 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 30 more)] === [2022-11-23 04:13:48,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:13:48,534 INFO L85 PathProgramCache]: Analyzing trace with hash -1073744179, now seen corresponding path program 1 times [2022-11-23 04:13:48,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:13:48,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078465534] [2022-11-23 04:13:48,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:13:48,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:13:49,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:13:50,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:13:50,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:13:50,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:13:50,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:13:50,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:13:50,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:13:50,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:13:50,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:13:50,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:13:50,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:13:50,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:13:50,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:13:50,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:13:50,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:13:50,591 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 04:13:50,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:13:50,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078465534] [2022-11-23 04:13:50,593 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078465534] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:13:50,593 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:13:50,594 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:13:50,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700003981] [2022-11-23 04:13:50,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:13:50,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:13:50,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:13:50,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:13:50,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:13:50,661 INFO L87 Difference]: Start difference. First operand has 3831 states, 2630 states have (on average 1.3361216730038024) internal successors, (3514), 2762 states have internal predecessors, (3514), 1013 states have call successors, (1013), 156 states have call predecessors, (1013), 155 states have return successors, (999), 958 states have call predecessors, (999), 999 states have call successors, (999) Second operand has 6 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-23 04:14:08,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:14:25,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:14:25,016 INFO L93 Difference]: Finished difference Result 8141 states and 11949 transitions. [2022-11-23 04:14:25,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-23 04:14:25,019 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 51 [2022-11-23 04:14:25,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:14:25,069 INFO L225 Difference]: With dead ends: 8141 [2022-11-23 04:14:25,070 INFO L226 Difference]: Without dead ends: 4324 [2022-11-23 04:14:25,096 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-23 04:14:25,099 INFO L413 NwaCegarLoop]: 2342 mSDtfsCounter, 8635 mSDsluCounter, 4882 mSDsCounter, 0 mSdLazyCounter, 8745 mSolverCounterSat, 4983 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9053 SdHoareTripleChecker+Valid, 7224 SdHoareTripleChecker+Invalid, 13729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4983 IncrementalHoareTripleChecker+Valid, 8745 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.9s IncrementalHoareTripleChecker+Time [2022-11-23 04:14:25,100 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9053 Valid, 7224 Invalid, 13729 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4983 Valid, 8745 Invalid, 1 Unknown, 0 Unchecked, 32.9s Time] [2022-11-23 04:14:25,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4324 states. [2022-11-23 04:14:25,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4324 to 4315. [2022-11-23 04:14:25,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4315 states, 2937 states have (on average 1.3200544773578482) internal successors, (3877), 3068 states have internal predecessors, (3877), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:14:25,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4315 states to 4315 states and 6233 transitions. [2022-11-23 04:14:25,737 INFO L78 Accepts]: Start accepts. Automaton has 4315 states and 6233 transitions. Word has length 51 [2022-11-23 04:14:25,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:14:25,739 INFO L495 AbstractCegarLoop]: Abstraction has 4315 states and 6233 transitions. [2022-11-23 04:14:25,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-23 04:14:25,740 INFO L276 IsEmpty]: Start isEmpty. Operand 4315 states and 6233 transitions. [2022-11-23 04:14:25,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-23 04:14:25,743 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:14:25,743 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:14:25,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 04:14:25,744 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 30 more)] === [2022-11-23 04:14:25,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:14:25,746 INFO L85 PathProgramCache]: Analyzing trace with hash -1570528693, now seen corresponding path program 1 times [2022-11-23 04:14:25,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:14:25,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384684281] [2022-11-23 04:14:25,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:14:25,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:14:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:14:26,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:14:26,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:14:26,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:14:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:14:26,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:14:26,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:14:26,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:14:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:14:26,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:14:26,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:14:26,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:14:26,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:14:26,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:14:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:14:26,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:14:26,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:14:26,815 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 04:14:26,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:14:26,815 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384684281] [2022-11-23 04:14:26,815 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384684281] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:14:26,815 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:14:26,816 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:14:26,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738562069] [2022-11-23 04:14:26,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:14:26,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:14:26,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:14:26,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:14:26,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:14:26,818 INFO L87 Difference]: Start difference. First operand 4315 states and 6233 transitions. Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-23 04:14:38,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:14:56,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:14:56,516 INFO L93 Difference]: Finished difference Result 4315 states and 6233 transitions. [2022-11-23 04:14:56,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:14:56,516 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 57 [2022-11-23 04:14:56,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:14:56,548 INFO L225 Difference]: With dead ends: 4315 [2022-11-23 04:14:56,548 INFO L226 Difference]: Without dead ends: 4313 [2022-11-23 04:14:56,552 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-23 04:14:56,555 INFO L413 NwaCegarLoop]: 2312 mSDtfsCounter, 7626 mSDsluCounter, 4825 mSDsCounter, 0 mSdLazyCounter, 7409 mSolverCounterSat, 4298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8040 SdHoareTripleChecker+Valid, 7137 SdHoareTripleChecker+Invalid, 11707 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4298 IncrementalHoareTripleChecker+Valid, 7409 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.9s IncrementalHoareTripleChecker+Time [2022-11-23 04:14:56,555 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8040 Valid, 7137 Invalid, 11707 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4298 Valid, 7409 Invalid, 0 Unknown, 0 Unchecked, 28.9s Time] [2022-11-23 04:14:56,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4313 states. [2022-11-23 04:14:56,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4313 to 4313. [2022-11-23 04:14:56,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4313 states, 2936 states have (on average 1.3198228882833787) internal successors, (3875), 3066 states have internal predecessors, (3875), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:14:56,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4313 states to 4313 states and 6231 transitions. [2022-11-23 04:14:56,894 INFO L78 Accepts]: Start accepts. Automaton has 4313 states and 6231 transitions. Word has length 57 [2022-11-23 04:14:56,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:14:56,896 INFO L495 AbstractCegarLoop]: Abstraction has 4313 states and 6231 transitions. [2022-11-23 04:14:56,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-23 04:14:56,896 INFO L276 IsEmpty]: Start isEmpty. Operand 4313 states and 6231 transitions. [2022-11-23 04:14:56,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-23 04:14:56,905 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:14:56,906 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:14:56,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 04:14:56,906 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 30 more)] === [2022-11-23 04:14:56,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:14:56,907 INFO L85 PathProgramCache]: Analyzing trace with hash -1357294833, now seen corresponding path program 1 times [2022-11-23 04:14:56,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:14:56,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444255827] [2022-11-23 04:14:56,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:14:56,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:14:57,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:14:57,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:14:57,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:14:57,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:14:57,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:14:57,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:14:57,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:14:57,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:14:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:14:57,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:14:57,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:14:57,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:14:57,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:14:57,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:14:57,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:14:57,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:14:57,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:14:57,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-23 04:14:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:14:57,879 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 04:14:57,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:14:57,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444255827] [2022-11-23 04:14:57,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444255827] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:14:57,880 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:14:57,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:14:57,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108697903] [2022-11-23 04:14:57,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:14:57,881 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:14:57,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:14:57,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:14:57,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:14:57,882 INFO L87 Difference]: Start difference. First operand 4313 states and 6231 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-23 04:15:14,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:15:25,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:15:25,703 INFO L93 Difference]: Finished difference Result 4313 states and 6231 transitions. [2022-11-23 04:15:25,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:15:25,703 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (10), 4 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 63 [2022-11-23 04:15:25,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:15:25,728 INFO L225 Difference]: With dead ends: 4313 [2022-11-23 04:15:25,728 INFO L226 Difference]: Without dead ends: 4311 [2022-11-23 04:15:25,731 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-23 04:15:25,732 INFO L413 NwaCegarLoop]: 2312 mSDtfsCounter, 7620 mSDsluCounter, 4825 mSDsCounter, 0 mSdLazyCounter, 7405 mSolverCounterSat, 4298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8033 SdHoareTripleChecker+Valid, 7137 SdHoareTripleChecker+Invalid, 11703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4298 IncrementalHoareTripleChecker+Valid, 7405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.3s IncrementalHoareTripleChecker+Time [2022-11-23 04:15:25,732 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8033 Valid, 7137 Invalid, 11703 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4298 Valid, 7405 Invalid, 0 Unknown, 0 Unchecked, 27.3s Time] [2022-11-23 04:15:25,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4311 states. [2022-11-23 04:15:26,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4311 to 4311. [2022-11-23 04:15:26,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4311 states, 2935 states have (on average 1.3195911413969335) internal successors, (3873), 3064 states have internal predecessors, (3873), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:15:26,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4311 states to 4311 states and 6229 transitions. [2022-11-23 04:15:26,083 INFO L78 Accepts]: Start accepts. Automaton has 4311 states and 6229 transitions. Word has length 63 [2022-11-23 04:15:26,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:15:26,084 INFO L495 AbstractCegarLoop]: Abstraction has 4311 states and 6229 transitions. [2022-11-23 04:15:26,085 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-23 04:15:26,085 INFO L276 IsEmpty]: Start isEmpty. Operand 4311 states and 6229 transitions. [2022-11-23 04:15:26,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-23 04:15:26,086 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:15:26,086 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:15:26,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 04:15:26,088 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 30 more)] === [2022-11-23 04:15:26,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:15:26,089 INFO L85 PathProgramCache]: Analyzing trace with hash -48329505, now seen corresponding path program 1 times [2022-11-23 04:15:26,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:15:26,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701196293] [2022-11-23 04:15:26,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:15:26,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:15:26,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:26,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:15:26,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:26,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:15:26,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:26,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:15:26,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:26,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:15:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:27,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:15:27,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:27,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:15:27,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:27,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:15:27,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:27,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:15:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:27,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-23 04:15:27,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:27,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-23 04:15:27,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:27,173 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 04:15:27,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:15:27,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701196293] [2022-11-23 04:15:27,174 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701196293] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:15:27,174 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:15:27,174 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:15:27,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603171373] [2022-11-23 04:15:27,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:15:27,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:15:27,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:15:27,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:15:27,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:15:27,176 INFO L87 Difference]: Start difference. First operand 4311 states and 6229 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-23 04:15:41,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:15:51,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:15:55,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:15:55,817 INFO L93 Difference]: Finished difference Result 4311 states and 6229 transitions. [2022-11-23 04:15:55,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:15:55,818 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 4 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 69 [2022-11-23 04:15:55,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:15:55,841 INFO L225 Difference]: With dead ends: 4311 [2022-11-23 04:15:55,842 INFO L226 Difference]: Without dead ends: 4309 [2022-11-23 04:15:55,845 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-23 04:15:55,846 INFO L413 NwaCegarLoop]: 2312 mSDtfsCounter, 7614 mSDsluCounter, 4825 mSDsCounter, 0 mSdLazyCounter, 7401 mSolverCounterSat, 4298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8026 SdHoareTripleChecker+Valid, 7137 SdHoareTripleChecker+Invalid, 11699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4298 IncrementalHoareTripleChecker+Valid, 7401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.0s IncrementalHoareTripleChecker+Time [2022-11-23 04:15:55,846 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8026 Valid, 7137 Invalid, 11699 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4298 Valid, 7401 Invalid, 0 Unknown, 0 Unchecked, 28.0s Time] [2022-11-23 04:15:55,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4309 states. [2022-11-23 04:15:56,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4309 to 4309. [2022-11-23 04:15:56,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4309 states, 2934 states have (on average 1.3193592365371507) internal successors, (3871), 3062 states have internal predecessors, (3871), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:15:56,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4309 states to 4309 states and 6227 transitions. [2022-11-23 04:15:56,201 INFO L78 Accepts]: Start accepts. Automaton has 4309 states and 6227 transitions. Word has length 69 [2022-11-23 04:15:56,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:15:56,204 INFO L495 AbstractCegarLoop]: Abstraction has 4309 states and 6227 transitions. [2022-11-23 04:15:56,204 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-23 04:15:56,204 INFO L276 IsEmpty]: Start isEmpty. Operand 4309 states and 6227 transitions. [2022-11-23 04:15:56,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-23 04:15:56,208 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:15:56,209 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:15:56,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 04:15:56,209 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 30 more)] === [2022-11-23 04:15:56,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:15:56,210 INFO L85 PathProgramCache]: Analyzing trace with hash -1092432812, now seen corresponding path program 1 times [2022-11-23 04:15:56,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:15:56,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974545132] [2022-11-23 04:15:56,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:15:56,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:15:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:56,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:15:56,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:56,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:15:56,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:56,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:15:57,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:57,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:15:57,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:57,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:15:57,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:57,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:15:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:57,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:15:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:57,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:15:57,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:57,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-23 04:15:57,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:57,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-23 04:15:57,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:57,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-23 04:15:57,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:15:57,163 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 04:15:57,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:15:57,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974545132] [2022-11-23 04:15:57,164 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974545132] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:15:57,164 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:15:57,164 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:15:57,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392680895] [2022-11-23 04:15:57,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:15:57,166 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:15:57,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:15:57,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:15:57,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:15:57,167 INFO L87 Difference]: Start difference. First operand 4309 states and 6227 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-23 04:16:16,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:16:23,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:16:23,302 INFO L93 Difference]: Finished difference Result 4309 states and 6227 transitions. [2022-11-23 04:16:23,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:16:23,303 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (12), 4 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 75 [2022-11-23 04:16:23,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:16:23,324 INFO L225 Difference]: With dead ends: 4309 [2022-11-23 04:16:23,325 INFO L226 Difference]: Without dead ends: 4307 [2022-11-23 04:16:23,328 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-23 04:16:23,329 INFO L413 NwaCegarLoop]: 2312 mSDtfsCounter, 7608 mSDsluCounter, 4825 mSDsCounter, 0 mSdLazyCounter, 7397 mSolverCounterSat, 4298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8019 SdHoareTripleChecker+Valid, 7137 SdHoareTripleChecker+Invalid, 11695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4298 IncrementalHoareTripleChecker+Valid, 7397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.6s IncrementalHoareTripleChecker+Time [2022-11-23 04:16:23,329 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8019 Valid, 7137 Invalid, 11695 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4298 Valid, 7397 Invalid, 0 Unknown, 0 Unchecked, 25.6s Time] [2022-11-23 04:16:23,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4307 states. [2022-11-23 04:16:23,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4307 to 4307. [2022-11-23 04:16:23,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4307 states, 2933 states have (on average 1.319127173542448) internal successors, (3869), 3060 states have internal predecessors, (3869), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:16:23,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4307 states to 4307 states and 6225 transitions. [2022-11-23 04:16:23,795 INFO L78 Accepts]: Start accepts. Automaton has 4307 states and 6225 transitions. Word has length 75 [2022-11-23 04:16:23,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:16:23,795 INFO L495 AbstractCegarLoop]: Abstraction has 4307 states and 6225 transitions. [2022-11-23 04:16:23,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-23 04:16:23,796 INFO L276 IsEmpty]: Start isEmpty. Operand 4307 states and 6225 transitions. [2022-11-23 04:16:23,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-23 04:16:23,797 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:16:23,797 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:16:23,797 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 04:16:23,798 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 30 more)] === [2022-11-23 04:16:23,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:16:23,800 INFO L85 PathProgramCache]: Analyzing trace with hash -769075987, now seen corresponding path program 1 times [2022-11-23 04:16:23,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:16:23,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452203922] [2022-11-23 04:16:23,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:16:23,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:16:23,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:24,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:16:24,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:24,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:16:24,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:24,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:16:24,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:24,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:16:24,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:24,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:16:24,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:24,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:16:24,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:24,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:16:24,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:24,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:16:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:24,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-23 04:16:24,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:24,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-23 04:16:24,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:24,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-23 04:16:24,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:24,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-23 04:16:24,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:24,778 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 04:16:24,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:16:24,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452203922] [2022-11-23 04:16:24,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452203922] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:16:24,779 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:16:24,779 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:16:24,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302422164] [2022-11-23 04:16:24,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:16:24,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:16:24,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:16:24,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:16:24,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:16:24,781 INFO L87 Difference]: Start difference. First operand 4307 states and 6225 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-23 04:16:36,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:16:51,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:16:51,439 INFO L93 Difference]: Finished difference Result 4307 states and 6225 transitions. [2022-11-23 04:16:51,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:16:51,439 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (13), 4 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 81 [2022-11-23 04:16:51,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:16:51,463 INFO L225 Difference]: With dead ends: 4307 [2022-11-23 04:16:51,463 INFO L226 Difference]: Without dead ends: 4305 [2022-11-23 04:16:51,466 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-23 04:16:51,467 INFO L413 NwaCegarLoop]: 2312 mSDtfsCounter, 7602 mSDsluCounter, 4825 mSDsCounter, 0 mSdLazyCounter, 7393 mSolverCounterSat, 4298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8012 SdHoareTripleChecker+Valid, 7137 SdHoareTripleChecker+Invalid, 11691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4298 IncrementalHoareTripleChecker+Valid, 7393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.0s IncrementalHoareTripleChecker+Time [2022-11-23 04:16:51,468 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8012 Valid, 7137 Invalid, 11691 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4298 Valid, 7393 Invalid, 0 Unknown, 0 Unchecked, 26.0s Time] [2022-11-23 04:16:51,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4305 states. [2022-11-23 04:16:51,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4305 to 4305. [2022-11-23 04:16:51,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4305 states, 2932 states have (on average 1.3188949522510232) internal successors, (3867), 3058 states have internal predecessors, (3867), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:16:51,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4305 states to 4305 states and 6223 transitions. [2022-11-23 04:16:51,910 INFO L78 Accepts]: Start accepts. Automaton has 4305 states and 6223 transitions. Word has length 81 [2022-11-23 04:16:51,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:16:51,911 INFO L495 AbstractCegarLoop]: Abstraction has 4305 states and 6223 transitions. [2022-11-23 04:16:51,911 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-23 04:16:51,911 INFO L276 IsEmpty]: Start isEmpty. Operand 4305 states and 6223 transitions. [2022-11-23 04:16:51,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-23 04:16:51,912 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:16:51,913 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:16:51,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 04:16:51,913 INFO L420 AbstractCegarLoop]: === Iteration 7 === 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 30 more)] === [2022-11-23 04:16:51,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:16:51,914 INFO L85 PathProgramCache]: Analyzing trace with hash -1349880356, now seen corresponding path program 1 times [2022-11-23 04:16:51,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:16:51,914 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074099465] [2022-11-23 04:16:51,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:16:51,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:16:52,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:52,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:16:52,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:52,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:16:52,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:52,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:16:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:52,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:16:52,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:52,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:16:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:52,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:16:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:52,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:16:52,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:52,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:16:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:52,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-23 04:16:52,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:52,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-23 04:16:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:52,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-23 04:16:52,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:52,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-23 04:16:52,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:52,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-23 04:16:52,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:16:52,850 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 04:16:52,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:16:52,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074099465] [2022-11-23 04:16:52,851 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074099465] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:16:52,851 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:16:52,851 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:16:52,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586415737] [2022-11-23 04:16:52,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:16:52,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:16:52,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:16:52,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:16:52,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:16:52,854 INFO L87 Difference]: Start difference. First operand 4305 states and 6223 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-23 04:17:04,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:17:09,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:17:10,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:17:22,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:17:22,907 INFO L93 Difference]: Finished difference Result 4305 states and 6223 transitions. [2022-11-23 04:17:22,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:17:22,911 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (14), 4 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 87 [2022-11-23 04:17:22,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:17:22,933 INFO L225 Difference]: With dead ends: 4305 [2022-11-23 04:17:22,933 INFO L226 Difference]: Without dead ends: 4303 [2022-11-23 04:17:22,936 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-23 04:17:22,937 INFO L413 NwaCegarLoop]: 2312 mSDtfsCounter, 7596 mSDsluCounter, 4825 mSDsCounter, 0 mSdLazyCounter, 7389 mSolverCounterSat, 4298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8005 SdHoareTripleChecker+Valid, 7137 SdHoareTripleChecker+Invalid, 11687 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4298 IncrementalHoareTripleChecker+Valid, 7389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.4s IncrementalHoareTripleChecker+Time [2022-11-23 04:17:22,937 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8005 Valid, 7137 Invalid, 11687 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4298 Valid, 7389 Invalid, 0 Unknown, 0 Unchecked, 29.4s Time] [2022-11-23 04:17:22,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4303 states. [2022-11-23 04:17:23,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4303 to 4303. [2022-11-23 04:17:23,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4303 states, 2931 states have (on average 1.318662572500853) internal successors, (3865), 3056 states have internal predecessors, (3865), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:17:23,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4303 states to 4303 states and 6221 transitions. [2022-11-23 04:17:23,263 INFO L78 Accepts]: Start accepts. Automaton has 4303 states and 6221 transitions. Word has length 87 [2022-11-23 04:17:23,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:17:23,263 INFO L495 AbstractCegarLoop]: Abstraction has 4303 states and 6221 transitions. [2022-11-23 04:17:23,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-23 04:17:23,264 INFO L276 IsEmpty]: Start isEmpty. Operand 4303 states and 6221 transitions. [2022-11-23 04:17:23,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-23 04:17:23,265 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:17:23,265 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:17:23,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-23 04:17:23,266 INFO L420 AbstractCegarLoop]: === Iteration 8 === 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 30 more)] === [2022-11-23 04:17:23,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:17:23,266 INFO L85 PathProgramCache]: Analyzing trace with hash 272266623, now seen corresponding path program 1 times [2022-11-23 04:17:23,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:17:23,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073680761] [2022-11-23 04:17:23,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:17:23,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:17:23,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:24,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:17:24,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:24,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:17:24,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:24,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:17:24,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:24,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:17:24,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:24,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:17:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:24,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:17:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:24,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:17:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:24,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:17:24,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:24,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-23 04:17:24,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:24,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-23 04:17:24,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:24,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-23 04:17:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:24,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-23 04:17:24,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:24,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-23 04:17:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:24,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-23 04:17:24,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:24,234 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 04:17:24,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:17:24,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073680761] [2022-11-23 04:17:24,235 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073680761] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:17:24,235 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:17:24,235 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:17:24,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137465765] [2022-11-23 04:17:24,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:17:24,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:17:24,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:17:24,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:17:24,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:17:24,237 INFO L87 Difference]: Start difference. First operand 4303 states and 6221 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-23 04:17:35,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:17:46,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:17:47,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:17:53,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:17:53,511 INFO L93 Difference]: Finished difference Result 4303 states and 6221 transitions. [2022-11-23 04:17:53,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:17:53,512 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (15), 4 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 93 [2022-11-23 04:17:53,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:17:53,535 INFO L225 Difference]: With dead ends: 4303 [2022-11-23 04:17:53,536 INFO L226 Difference]: Without dead ends: 4301 [2022-11-23 04:17:53,539 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-23 04:17:53,540 INFO L413 NwaCegarLoop]: 2312 mSDtfsCounter, 7594 mSDsluCounter, 4825 mSDsCounter, 0 mSdLazyCounter, 7381 mSolverCounterSat, 4298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8002 SdHoareTripleChecker+Valid, 7137 SdHoareTripleChecker+Invalid, 11679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4298 IncrementalHoareTripleChecker+Valid, 7381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.6s IncrementalHoareTripleChecker+Time [2022-11-23 04:17:53,541 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8002 Valid, 7137 Invalid, 11679 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4298 Valid, 7381 Invalid, 0 Unknown, 0 Unchecked, 28.6s Time] [2022-11-23 04:17:53,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4301 states. [2022-11-23 04:17:54,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4301 to 4301. [2022-11-23 04:17:54,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4301 states, 2930 states have (on average 1.3184300341296928) internal successors, (3863), 3054 states have internal predecessors, (3863), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:17:54,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4301 states to 4301 states and 6219 transitions. [2022-11-23 04:17:54,068 INFO L78 Accepts]: Start accepts. Automaton has 4301 states and 6219 transitions. Word has length 93 [2022-11-23 04:17:54,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:17:54,068 INFO L495 AbstractCegarLoop]: Abstraction has 4301 states and 6219 transitions. [2022-11-23 04:17:54,069 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-23 04:17:54,069 INFO L276 IsEmpty]: Start isEmpty. Operand 4301 states and 6219 transitions. [2022-11-23 04:17:54,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-23 04:17:54,070 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:17:54,070 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:17:54,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-23 04:17:54,070 INFO L420 AbstractCegarLoop]: === Iteration 9 === 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 30 more)] === [2022-11-23 04:17:54,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:17:54,071 INFO L85 PathProgramCache]: Analyzing trace with hash -344638718, now seen corresponding path program 1 times [2022-11-23 04:17:54,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:17:54,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387361748] [2022-11-23 04:17:54,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:17:54,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:17:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:54,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:17:54,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:54,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:17:54,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:54,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:17:54,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:54,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:17:54,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:54,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:17:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:54,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:17:54,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:54,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:17:54,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:54,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:17:54,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:54,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-23 04:17:54,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:54,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-23 04:17:54,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:54,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-23 04:17:54,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:54,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-23 04:17:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:54,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-23 04:17:54,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:54,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-23 04:17:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:17:54,947 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 04:17:54,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:17:54,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387361748] [2022-11-23 04:17:54,947 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387361748] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:17:54,948 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:17:54,948 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:17:54,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579491296] [2022-11-23 04:17:54,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:17:54,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:17:54,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:17:54,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:17:54,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:17:54,951 INFO L87 Difference]: Start difference. First operand 4301 states and 6219 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-23 04:18:04,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:18:07,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:18:15,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:18:19,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:18:25,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:18:25,484 INFO L93 Difference]: Finished difference Result 4301 states and 6219 transitions. [2022-11-23 04:18:25,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:18:25,484 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 4 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 95 [2022-11-23 04:18:25,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:18:25,499 INFO L225 Difference]: With dead ends: 4301 [2022-11-23 04:18:25,499 INFO L226 Difference]: Without dead ends: 4299 [2022-11-23 04:18:25,500 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-23 04:18:25,501 INFO L413 NwaCegarLoop]: 2312 mSDtfsCounter, 7582 mSDsluCounter, 4825 mSDsCounter, 0 mSdLazyCounter, 7381 mSolverCounterSat, 4298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7990 SdHoareTripleChecker+Valid, 7137 SdHoareTripleChecker+Invalid, 11679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4298 IncrementalHoareTripleChecker+Valid, 7381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.8s IncrementalHoareTripleChecker+Time [2022-11-23 04:18:25,501 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7990 Valid, 7137 Invalid, 11679 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4298 Valid, 7381 Invalid, 0 Unknown, 0 Unchecked, 29.8s Time] [2022-11-23 04:18:25,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4299 states. [2022-11-23 04:18:25,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4299 to 4299. [2022-11-23 04:18:25,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4299 states, 2929 states have (on average 1.3181973369750768) internal successors, (3861), 3052 states have internal predecessors, (3861), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:18:25,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4299 states to 4299 states and 6217 transitions. [2022-11-23 04:18:25,944 INFO L78 Accepts]: Start accepts. Automaton has 4299 states and 6217 transitions. Word has length 95 [2022-11-23 04:18:25,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:18:25,945 INFO L495 AbstractCegarLoop]: Abstraction has 4299 states and 6217 transitions. [2022-11-23 04:18:25,945 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-23 04:18:25,945 INFO L276 IsEmpty]: Start isEmpty. Operand 4299 states and 6217 transitions. [2022-11-23 04:18:25,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-23 04:18:25,946 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:18:25,947 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:18:25,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-23 04:18:25,947 INFO L420 AbstractCegarLoop]: === Iteration 10 === 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 30 more)] === [2022-11-23 04:18:25,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:18:25,947 INFO L85 PathProgramCache]: Analyzing trace with hash -1185555241, now seen corresponding path program 1 times [2022-11-23 04:18:25,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:18:25,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060866997] [2022-11-23 04:18:25,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:18:25,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:18:26,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:26,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:18:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:26,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:18:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:26,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:18:26,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:26,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:18:26,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:26,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:18:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:26,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:18:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:26,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:18:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:26,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:18:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:26,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-23 04:18:26,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:26,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-23 04:18:26,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:26,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-23 04:18:26,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:26,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-23 04:18:26,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:26,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-23 04:18:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:26,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-23 04:18:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:26,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-23 04:18:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:26,952 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 04:18:26,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:18:26,953 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060866997] [2022-11-23 04:18:26,953 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060866997] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:18:26,953 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:18:26,953 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:18:26,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720517997] [2022-11-23 04:18:26,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:18:26,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:18:26,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:18:26,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:18:26,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:18:26,955 INFO L87 Difference]: Start difference. First operand 4299 states and 6217 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-23 04:18:43,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:18:50,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:18:57,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:18:57,170 INFO L93 Difference]: Finished difference Result 4299 states and 6217 transitions. [2022-11-23 04:18:57,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:18:57,170 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 4 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 101 [2022-11-23 04:18:57,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:18:57,190 INFO L225 Difference]: With dead ends: 4299 [2022-11-23 04:18:57,190 INFO L226 Difference]: Without dead ends: 4297 [2022-11-23 04:18:57,193 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-23 04:18:57,194 INFO L413 NwaCegarLoop]: 2312 mSDtfsCounter, 7578 mSDsluCounter, 4825 mSDsCounter, 0 mSdLazyCounter, 7377 mSolverCounterSat, 4298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7985 SdHoareTripleChecker+Valid, 7137 SdHoareTripleChecker+Invalid, 11675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4298 IncrementalHoareTripleChecker+Valid, 7377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.4s IncrementalHoareTripleChecker+Time [2022-11-23 04:18:57,195 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7985 Valid, 7137 Invalid, 11675 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4298 Valid, 7377 Invalid, 0 Unknown, 0 Unchecked, 29.4s Time] [2022-11-23 04:18:57,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4297 states. [2022-11-23 04:18:57,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4297 to 4297. [2022-11-23 04:18:57,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4297 states, 2928 states have (on average 1.317964480874317) internal successors, (3859), 3050 states have internal predecessors, (3859), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:18:57,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4297 states to 4297 states and 6215 transitions. [2022-11-23 04:18:57,600 INFO L78 Accepts]: Start accepts. Automaton has 4297 states and 6215 transitions. Word has length 101 [2022-11-23 04:18:57,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:18:57,601 INFO L495 AbstractCegarLoop]: Abstraction has 4297 states and 6215 transitions. [2022-11-23 04:18:57,601 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-23 04:18:57,601 INFO L276 IsEmpty]: Start isEmpty. Operand 4297 states and 6215 transitions. [2022-11-23 04:18:57,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-23 04:18:57,602 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:18:57,603 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-23 04:18:57,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-23 04:18:57,603 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_net_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-23 04:18:57,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:18:57,604 INFO L85 PathProgramCache]: Analyzing trace with hash -873746420, now seen corresponding path program 1 times [2022-11-23 04:18:57,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:18:57,604 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609780143] [2022-11-23 04:18:57,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:18:57,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:18:57,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:18:58,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:18:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:18:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:18:58,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:18:58,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:18:58,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:18:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-23 04:18:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-23 04:18:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:18:58,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:18:58,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:18:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-23 04:18:58,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-23 04:18:58,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:18:58,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:18:58,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:18:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-23 04:18:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-23 04:18:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-23 04:18:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:18:58,741 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2022-11-23 04:18:58,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:18:58,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609780143] [2022-11-23 04:18:58,741 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609780143] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:18:58,741 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:18:58,742 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:18:58,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105427564] [2022-11-23 04:18:58,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:18:58,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:18:58,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:18:58,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:18:58,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:18:58,743 INFO L87 Difference]: Start difference. First operand 4297 states and 6215 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-23 04:19:19,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:19:28,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:19:28,894 INFO L93 Difference]: Finished difference Result 8607 states and 12476 transitions. [2022-11-23 04:19:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 04:19:28,894 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 119 [2022-11-23 04:19:28,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:19:28,914 INFO L225 Difference]: With dead ends: 8607 [2022-11-23 04:19:28,915 INFO L226 Difference]: Without dead ends: 4359 [2022-11-23 04:19:28,936 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-23 04:19:28,937 INFO L413 NwaCegarLoop]: 1891 mSDtfsCounter, 8658 mSDsluCounter, 4359 mSDsCounter, 0 mSdLazyCounter, 6188 mSolverCounterSat, 5640 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9113 SdHoareTripleChecker+Valid, 6250 SdHoareTripleChecker+Invalid, 11828 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5640 IncrementalHoareTripleChecker+Valid, 6188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.2s IncrementalHoareTripleChecker+Time [2022-11-23 04:19:28,937 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9113 Valid, 6250 Invalid, 11828 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5640 Valid, 6188 Invalid, 0 Unknown, 0 Unchecked, 29.2s Time] [2022-11-23 04:19:28,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4359 states. [2022-11-23 04:19:29,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4359 to 4293. [2022-11-23 04:19:29,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4293 states, 2925 states have (on average 1.3176068376068375) internal successors, (3854), 3046 states have internal predecessors, (3854), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:19:29,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4293 states to 4293 states and 6210 transitions. [2022-11-23 04:19:29,495 INFO L78 Accepts]: Start accepts. Automaton has 4293 states and 6210 transitions. Word has length 119 [2022-11-23 04:19:29,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:19:29,496 INFO L495 AbstractCegarLoop]: Abstraction has 4293 states and 6210 transitions. [2022-11-23 04:19:29,496 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-23 04:19:29,496 INFO L276 IsEmpty]: Start isEmpty. Operand 4293 states and 6210 transitions. [2022-11-23 04:19:29,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-23 04:19:29,498 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:19:29,498 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:19:29,498 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-23 04:19:29,498 INFO L420 AbstractCegarLoop]: === Iteration 12 === 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 30 more)] === [2022-11-23 04:19:29,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:19:29,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1100325060, now seen corresponding path program 1 times [2022-11-23 04:19:29,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:19:29,499 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251642987] [2022-11-23 04:19:29,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:19:29,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:19:29,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:19:30,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:19:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:19:30,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:19:30,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:19:30,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:19:30,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:19:30,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:19:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:19:30,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:19:30,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:19:30,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:19:30,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:19:30,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:19:30,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:19:30,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:19:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:19:30,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-23 04:19:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:19:30,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-23 04:19:30,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:19:30,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-23 04:19:30,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:19:30,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-23 04:19:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:19:30,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-23 04:19:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:19:30,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-23 04:19:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:19:30,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-23 04:19:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:19:30,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-23 04:19:30,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:19:30,403 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 04:19:30,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:19:30,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251642987] [2022-11-23 04:19:30,404 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251642987] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:19:30,404 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:19:30,405 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:19:30,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904685176] [2022-11-23 04:19:30,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:19:30,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:19:30,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:19:30,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:19:30,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:19:30,407 INFO L87 Difference]: Start difference. First operand 4293 states and 6210 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-23 04:19:47,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:19:59,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:19:59,125 INFO L93 Difference]: Finished difference Result 4293 states and 6210 transitions. [2022-11-23 04:19:59,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:19:59,125 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (17), 4 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 107 [2022-11-23 04:19:59,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:19:59,145 INFO L225 Difference]: With dead ends: 4293 [2022-11-23 04:19:59,146 INFO L226 Difference]: Without dead ends: 4291 [2022-11-23 04:19:59,149 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-23 04:19:59,150 INFO L413 NwaCegarLoop]: 2312 mSDtfsCounter, 7557 mSDsluCounter, 4825 mSDsCounter, 0 mSdLazyCounter, 7363 mSolverCounterSat, 4298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7963 SdHoareTripleChecker+Valid, 7137 SdHoareTripleChecker+Invalid, 11661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4298 IncrementalHoareTripleChecker+Valid, 7363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.8s IncrementalHoareTripleChecker+Time [2022-11-23 04:19:59,150 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7963 Valid, 7137 Invalid, 11661 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4298 Valid, 7363 Invalid, 0 Unknown, 0 Unchecked, 27.8s Time] [2022-11-23 04:19:59,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4291 states. [2022-11-23 04:19:59,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4291 to 4291. [2022-11-23 04:19:59,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4291 states, 2924 states have (on average 1.317373461012312) internal successors, (3852), 3044 states have internal predecessors, (3852), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:19:59,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4291 states to 4291 states and 6208 transitions. [2022-11-23 04:19:59,712 INFO L78 Accepts]: Start accepts. Automaton has 4291 states and 6208 transitions. Word has length 107 [2022-11-23 04:19:59,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:19:59,712 INFO L495 AbstractCegarLoop]: Abstraction has 4291 states and 6208 transitions. [2022-11-23 04:19:59,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-23 04:19:59,713 INFO L276 IsEmpty]: Start isEmpty. Operand 4291 states and 6208 transitions. [2022-11-23 04:19:59,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-23 04:19:59,715 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:19:59,715 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:19:59,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-23 04:19:59,715 INFO L420 AbstractCegarLoop]: === Iteration 13 === 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 30 more)] === [2022-11-23 04:19:59,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:19:59,716 INFO L85 PathProgramCache]: Analyzing trace with hash 1988883433, now seen corresponding path program 1 times [2022-11-23 04:19:59,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:19:59,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886924134] [2022-11-23 04:19:59,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:19:59,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:19:59,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:00,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:20:00,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:00,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:20:00,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:00,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:20:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:00,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:20:00,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:00,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:20:00,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:00,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:20:00,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:00,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:20:00,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:00,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:20:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:00,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-23 04:20:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:00,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-23 04:20:00,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:00,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-23 04:20:00,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:00,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-23 04:20:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:00,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-23 04:20:00,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:00,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-23 04:20:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:00,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-23 04:20:00,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:00,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-23 04:20:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:00,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-23 04:20:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:00,647 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 04:20:00,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:20:00,647 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886924134] [2022-11-23 04:20:00,648 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886924134] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:20:00,648 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:20:00,648 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:20:00,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081393103] [2022-11-23 04:20:00,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:20:00,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:20:00,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:20:00,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:20:00,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:20:00,650 INFO L87 Difference]: Start difference. First operand 4291 states and 6208 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-23 04:20:09,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:20:11,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:20:12,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:20:32,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:20:32,473 INFO L93 Difference]: Finished difference Result 4291 states and 6208 transitions. [2022-11-23 04:20:32,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:20:32,473 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (18), 4 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 113 [2022-11-23 04:20:32,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:20:32,494 INFO L225 Difference]: With dead ends: 4291 [2022-11-23 04:20:32,494 INFO L226 Difference]: Without dead ends: 4289 [2022-11-23 04:20:32,497 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-23 04:20:32,498 INFO L413 NwaCegarLoop]: 2312 mSDtfsCounter, 7551 mSDsluCounter, 4825 mSDsCounter, 0 mSdLazyCounter, 7359 mSolverCounterSat, 4298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7956 SdHoareTripleChecker+Valid, 7137 SdHoareTripleChecker+Invalid, 11657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4298 IncrementalHoareTripleChecker+Valid, 7359 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.9s IncrementalHoareTripleChecker+Time [2022-11-23 04:20:32,498 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7956 Valid, 7137 Invalid, 11657 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4298 Valid, 7359 Invalid, 0 Unknown, 0 Unchecked, 30.9s Time] [2022-11-23 04:20:32,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4289 states. [2022-11-23 04:20:33,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4289 to 4289. [2022-11-23 04:20:33,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4289 states, 2923 states have (on average 1.3171399247348614) internal successors, (3850), 3042 states have internal predecessors, (3850), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:20:33,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4289 states to 4289 states and 6206 transitions. [2022-11-23 04:20:33,209 INFO L78 Accepts]: Start accepts. Automaton has 4289 states and 6206 transitions. Word has length 113 [2022-11-23 04:20:33,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:20:33,210 INFO L495 AbstractCegarLoop]: Abstraction has 4289 states and 6206 transitions. [2022-11-23 04:20:33,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-23 04:20:33,211 INFO L276 IsEmpty]: Start isEmpty. Operand 4289 states and 6206 transitions. [2022-11-23 04:20:33,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-23 04:20:33,213 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:20:33,213 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-23 04:20:33,214 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-23 04:20:33,214 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_usb_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-23 04:20:33,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:20:33,215 INFO L85 PathProgramCache]: Analyzing trace with hash -270640232, now seen corresponding path program 1 times [2022-11-23 04:20:33,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:20:33,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250000547] [2022-11-23 04:20:33,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:20:33,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:20:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:33,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:20:33,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:20:34,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:20:34,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:20:34,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:20:34,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:20:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:20:34,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-23 04:20:34,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-23 04:20:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:20:34,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:20:34,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:20:34,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-23 04:20:34,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-23 04:20:34,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:20:34,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:20:34,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:20:34,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-23 04:20:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-23 04:20:34,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-23 04:20:34,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-23 04:20:34,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:20:34,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:34,420 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-11-23 04:20:34,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:20:34,421 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250000547] [2022-11-23 04:20:34,421 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250000547] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 04:20:34,421 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1828166382] [2022-11-23 04:20:34,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:20:34,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 04:20:34,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:20:34,427 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 04:20:34,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 04:20:36,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:36,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 4625 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 04:20:36,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 04:20:36,869 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2022-11-23 04:20:36,869 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 04:20:36,870 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1828166382] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:20:36,870 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 04:20:36,870 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2022-11-23 04:20:36,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311101562] [2022-11-23 04:20:36,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:20:36,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 04:20:36,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:20:36,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 04:20:36,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-11-23 04:20:36,873 INFO L87 Difference]: Start difference. First operand 4289 states and 6206 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-23 04:20:37,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:20:37,715 INFO L93 Difference]: Finished difference Result 8525 states and 12329 transitions. [2022-11-23 04:20:37,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 04:20:37,715 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 128 [2022-11-23 04:20:37,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:20:37,739 INFO L225 Difference]: With dead ends: 8525 [2022-11-23 04:20:37,740 INFO L226 Difference]: Without dead ends: 4285 [2022-11-23 04:20:37,768 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-11-23 04:20:37,769 INFO L413 NwaCegarLoop]: 5351 mSDtfsCounter, 5331 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5331 SdHoareTripleChecker+Valid, 5351 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 04:20:37,769 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5331 Valid, 5351 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 04:20:37,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4285 states. [2022-11-23 04:20:38,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4285 to 4285. [2022-11-23 04:20:38,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4285 states, 2920 states have (on average 1.3167808219178083) internal successors, (3845), 3038 states have internal predecessors, (3845), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:20:38,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 4285 states and 6201 transitions. [2022-11-23 04:20:38,432 INFO L78 Accepts]: Start accepts. Automaton has 4285 states and 6201 transitions. Word has length 128 [2022-11-23 04:20:38,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:20:38,433 INFO L495 AbstractCegarLoop]: Abstraction has 4285 states and 6201 transitions. [2022-11-23 04:20:38,433 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-23 04:20:38,433 INFO L276 IsEmpty]: Start isEmpty. Operand 4285 states and 6201 transitions. [2022-11-23 04:20:38,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-23 04:20:38,436 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:20:38,436 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:20:38,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 04:20:38,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3819079e-66aa-4c8f-8eb8-c777e57644cd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-23 04:20:38,657 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 30 more)] === [2022-11-23 04:20:38,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:20:38,658 INFO L85 PathProgramCache]: Analyzing trace with hash 112663619, now seen corresponding path program 1 times [2022-11-23 04:20:38,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:20:38,658 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160447985] [2022-11-23 04:20:38,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:20:38,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:20:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:39,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:20:39,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:39,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:20:39,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:39,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:20:39,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:39,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:20:39,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:39,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:20:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:39,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:20:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:39,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:20:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:39,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:20:39,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:39,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-23 04:20:39,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:39,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-23 04:20:39,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:39,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-23 04:20:39,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:39,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-23 04:20:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:39,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-23 04:20:39,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:39,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-23 04:20:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:39,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-23 04:20:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:39,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-23 04:20:39,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:39,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-23 04:20:39,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:39,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-23 04:20:39,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:20:39,800 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 04:20:39,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:20:39,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160447985] [2022-11-23 04:20:39,801 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160447985] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:20:39,801 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:20:39,802 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:20:39,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120244893] [2022-11-23 04:20:39,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:20:39,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:20:39,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:20:39,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:20:39,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:20:39,807 INFO L87 Difference]: Start difference. First operand 4285 states and 6201 transitions. Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-23 04:20:52,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:21:00,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:21:03,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:21:12,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:21:12,197 INFO L93 Difference]: Finished difference Result 4285 states and 6201 transitions. [2022-11-23 04:21:12,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:21:12,198 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (19), 4 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 119 [2022-11-23 04:21:12,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:21:12,215 INFO L225 Difference]: With dead ends: 4285 [2022-11-23 04:21:12,215 INFO L226 Difference]: Without dead ends: 4283 [2022-11-23 04:21:12,218 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-23 04:21:12,219 INFO L413 NwaCegarLoop]: 2312 mSDtfsCounter, 7530 mSDsluCounter, 4825 mSDsCounter, 0 mSdLazyCounter, 7345 mSolverCounterSat, 4298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7934 SdHoareTripleChecker+Valid, 7137 SdHoareTripleChecker+Invalid, 11643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4298 IncrementalHoareTripleChecker+Valid, 7345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.3s IncrementalHoareTripleChecker+Time [2022-11-23 04:21:12,219 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7934 Valid, 7137 Invalid, 11643 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4298 Valid, 7345 Invalid, 0 Unknown, 0 Unchecked, 31.3s Time] [2022-11-23 04:21:12,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4283 states. [2022-11-23 04:21:12,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4283 to 4283. [2022-11-23 04:21:12,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4283 states, 2919 states have (on average 1.316546762589928) internal successors, (3843), 3036 states have internal predecessors, (3843), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:21:12,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4283 states to 4283 states and 6199 transitions. [2022-11-23 04:21:12,910 INFO L78 Accepts]: Start accepts. Automaton has 4283 states and 6199 transitions. Word has length 119 [2022-11-23 04:21:12,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:21:12,912 INFO L495 AbstractCegarLoop]: Abstraction has 4283 states and 6199 transitions. [2022-11-23 04:21:12,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-23 04:21:12,912 INFO L276 IsEmpty]: Start isEmpty. Operand 4283 states and 6199 transitions. [2022-11-23 04:21:12,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-23 04:21:12,915 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:21:12,915 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:21:12,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-23 04:21:12,915 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 30 more)] === [2022-11-23 04:21:12,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:21:12,916 INFO L85 PathProgramCache]: Analyzing trace with hash -501908800, now seen corresponding path program 1 times [2022-11-23 04:21:12,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:21:12,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857212264] [2022-11-23 04:21:12,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:21:12,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:21:13,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:21:13,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:21:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:21:13,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:21:13,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:21:13,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:21:13,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:21:13,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:21:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-23 04:21:13,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-23 04:21:13,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-23 04:21:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-23 04:21:13,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-23 04:21:13,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-23 04:21:13,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-23 04:21:13,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-23 04:21:13,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-23 04:21:13,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-23 04:21:13,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-23 04:21:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:13,986 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 04:21:13,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:21:13,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857212264] [2022-11-23 04:21:13,986 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857212264] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:21:13,987 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:21:13,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:21:13,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299074964] [2022-11-23 04:21:13,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:21:13,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:21:13,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:21:13,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:21:13,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:21:13,989 INFO L87 Difference]: Start difference. First operand 4283 states and 6199 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-23 04:21:31,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:21:32,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:21:39,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:21:44,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:21:44,605 INFO L93 Difference]: Finished difference Result 4283 states and 6199 transitions. [2022-11-23 04:21:44,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:21:44,605 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (20), 4 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 125 [2022-11-23 04:21:44,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:21:44,621 INFO L225 Difference]: With dead ends: 4283 [2022-11-23 04:21:44,622 INFO L226 Difference]: Without dead ends: 4281 [2022-11-23 04:21:44,624 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-23 04:21:44,624 INFO L413 NwaCegarLoop]: 2312 mSDtfsCounter, 7524 mSDsluCounter, 4825 mSDsCounter, 0 mSdLazyCounter, 7341 mSolverCounterSat, 4298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7927 SdHoareTripleChecker+Valid, 7137 SdHoareTripleChecker+Invalid, 11639 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4298 IncrementalHoareTripleChecker+Valid, 7341 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.6s IncrementalHoareTripleChecker+Time [2022-11-23 04:21:44,625 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7927 Valid, 7137 Invalid, 11639 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4298 Valid, 7341 Invalid, 0 Unknown, 0 Unchecked, 29.6s Time] [2022-11-23 04:21:44,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4281 states. [2022-11-23 04:21:45,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4281 to 4281. [2022-11-23 04:21:45,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4281 states, 2918 states have (on average 1.31631254283756) internal successors, (3841), 3034 states have internal predecessors, (3841), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:21:45,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 6197 transitions. [2022-11-23 04:21:45,221 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 6197 transitions. Word has length 125 [2022-11-23 04:21:45,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:21:45,222 INFO L495 AbstractCegarLoop]: Abstraction has 4281 states and 6197 transitions. [2022-11-23 04:21:45,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-23 04:21:45,223 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 6197 transitions. [2022-11-23 04:21:45,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-11-23 04:21:45,225 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:21:45,225 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-23 04:21:45,225 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-23 04:21:45,225 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-23 04:21:45,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:21:45,226 INFO L85 PathProgramCache]: Analyzing trace with hash 1305660227, now seen corresponding path program 1 times [2022-11-23 04:21:45,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:21:45,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149438356] [2022-11-23 04:21:45,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:21:45,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:21:45,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:21:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:21:46,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:21:46,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:21:46,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:21:46,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:21:46,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:21:46,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-23 04:21:46,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-23 04:21:46,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:21:46,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:21:46,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:21:46,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-23 04:21:46,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-23 04:21:46,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:21:46,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:21:46,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:21:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-23 04:21:46,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-23 04:21:46,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-23 04:21:46,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-11-23 04:21:46,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:21:46,561 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-11-23 04:21:46,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:21:46,562 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149438356] [2022-11-23 04:21:46,562 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149438356] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:21:46,562 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:21:46,562 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-23 04:21:46,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611507367] [2022-11-23 04:21:46,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:21:46,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-23 04:21:46,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:21:46,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-23 04:21:46,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-11-23 04:21:46,564 INFO L87 Difference]: Start difference. First operand 4281 states and 6197 transitions. Second operand has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (18), 3 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-23 04:22:09,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:22:20,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:22:26,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:22:28,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:22:45,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:22:45,148 INFO L93 Difference]: Finished difference Result 8579 states and 12480 transitions. [2022-11-23 04:22:45,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-23 04:22:45,149 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (18), 3 states have call predecessors, (18), 2 states have call successors, (18) Word has length 138 [2022-11-23 04:22:45,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:22:45,164 INFO L225 Difference]: With dead ends: 8579 [2022-11-23 04:22:45,165 INFO L226 Difference]: Without dead ends: 4347 [2022-11-23 04:22:45,184 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2022-11-23 04:22:45,185 INFO L413 NwaCegarLoop]: 2314 mSDtfsCounter, 8587 mSDsluCounter, 9608 mSDsCounter, 0 mSdLazyCounter, 16566 mSolverCounterSat, 5631 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9037 SdHoareTripleChecker+Valid, 11922 SdHoareTripleChecker+Invalid, 22197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5631 IncrementalHoareTripleChecker+Valid, 16566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 57.3s IncrementalHoareTripleChecker+Time [2022-11-23 04:22:45,185 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9037 Valid, 11922 Invalid, 22197 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5631 Valid, 16566 Invalid, 0 Unknown, 0 Unchecked, 57.3s Time] [2022-11-23 04:22:45,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4347 states. [2022-11-23 04:22:45,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4347 to 4281. [2022-11-23 04:22:45,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4281 states, 2918 states have (on average 1.3159698423577793) internal successors, (3840), 3034 states have internal predecessors, (3840), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:22:45,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 6196 transitions. [2022-11-23 04:22:45,776 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 6196 transitions. Word has length 138 [2022-11-23 04:22:45,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:22:45,776 INFO L495 AbstractCegarLoop]: Abstraction has 4281 states and 6196 transitions. [2022-11-23 04:22:45,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (18), 3 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-23 04:22:45,777 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 6196 transitions. [2022-11-23 04:22:45,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-11-23 04:22:45,782 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:22:45,782 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-23 04:22:45,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-23 04:22:45,783 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-23 04:22:45,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:22:45,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1305719809, now seen corresponding path program 1 times [2022-11-23 04:22:45,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:22:45,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210488802] [2022-11-23 04:22:45,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:22:45,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:22:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:22:46,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:22:46,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:22:46,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:22:46,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:22:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:22:46,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:22:46,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-23 04:22:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-23 04:22:46,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:22:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:22:46,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:22:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-23 04:22:46,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-23 04:22:46,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:22:46,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:22:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:22:46,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-23 04:22:46,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-23 04:22:46,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-23 04:22:46,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-11-23 04:22:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:22:46,714 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-11-23 04:22:46,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:22:46,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210488802] [2022-11-23 04:22:46,715 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210488802] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:22:46,715 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:22:46,715 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-23 04:22:46,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70908610] [2022-11-23 04:22:46,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:22:46,717 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-23 04:22:46,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:22:46,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-23 04:22:46,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-23 04:22:46,718 INFO L87 Difference]: Start difference. First operand 4281 states and 6196 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2022-11-23 04:23:16,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:23:17,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:23:18,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:23:32,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:23:32,109 INFO L93 Difference]: Finished difference Result 4347 states and 6325 transitions. [2022-11-23 04:23:32,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-23 04:23:32,110 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 138 [2022-11-23 04:23:32,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:23:32,125 INFO L225 Difference]: With dead ends: 4347 [2022-11-23 04:23:32,125 INFO L226 Difference]: Without dead ends: 4345 [2022-11-23 04:23:32,129 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2022-11-23 04:23:32,129 INFO L413 NwaCegarLoop]: 2314 mSDtfsCounter, 4799 mSDsluCounter, 8141 mSDsCounter, 0 mSdLazyCounter, 12660 mSolverCounterSat, 4448 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4799 SdHoareTripleChecker+Valid, 10455 SdHoareTripleChecker+Invalid, 17108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4448 IncrementalHoareTripleChecker+Valid, 12660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.3s IncrementalHoareTripleChecker+Time [2022-11-23 04:23:32,130 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4799 Valid, 10455 Invalid, 17108 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4448 Valid, 12660 Invalid, 0 Unknown, 0 Unchecked, 44.3s Time] [2022-11-23 04:23:32,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4345 states. [2022-11-23 04:23:32,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4345 to 4279. [2022-11-23 04:23:32,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4279 states, 2917 states have (on average 1.3157353445320534) internal successors, (3838), 3032 states have internal predecessors, (3838), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:23:32,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4279 states to 4279 states and 6194 transitions. [2022-11-23 04:23:32,636 INFO L78 Accepts]: Start accepts. Automaton has 4279 states and 6194 transitions. Word has length 138 [2022-11-23 04:23:32,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:23:32,636 INFO L495 AbstractCegarLoop]: Abstraction has 4279 states and 6194 transitions. [2022-11-23 04:23:32,637 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2022-11-23 04:23:32,637 INFO L276 IsEmpty]: Start isEmpty. Operand 4279 states and 6194 transitions. [2022-11-23 04:23:32,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-11-23 04:23:32,638 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:23:32,639 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-23 04:23:32,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-23 04:23:32,639 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-23 04:23:32,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:23:32,640 INFO L85 PathProgramCache]: Analyzing trace with hash 485326087, now seen corresponding path program 1 times [2022-11-23 04:23:32,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:23:32,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550001621] [2022-11-23 04:23:32,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:23:32,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:23:32,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:23:33,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:23:33,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:23:33,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:23:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:23:33,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:23:33,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:23:33,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-23 04:23:33,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-23 04:23:33,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:23:33,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:23:33,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:23:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-23 04:23:33,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-23 04:23:33,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:23:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:23:33,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:23:33,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-23 04:23:33,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-23 04:23:33,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-23 04:23:33,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-11-23 04:23:33,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:23:33,443 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-11-23 04:23:33,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:23:33,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550001621] [2022-11-23 04:23:33,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550001621] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:23:33,444 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:23:33,444 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:23:33,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103672540] [2022-11-23 04:23:33,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:23:33,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:23:33,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:23:33,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:23:33,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:23:33,448 INFO L87 Difference]: Start difference. First operand 4279 states and 6194 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-23 04:23:42,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:23:47,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:23:58,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:24:04,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:24:04,552 INFO L93 Difference]: Finished difference Result 8571 states and 12470 transitions. [2022-11-23 04:24:04,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:24:04,552 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 142 [2022-11-23 04:24:04,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:24:04,567 INFO L225 Difference]: With dead ends: 8571 [2022-11-23 04:24:04,567 INFO L226 Difference]: Without dead ends: 4341 [2022-11-23 04:24:04,583 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-23 04:24:04,583 INFO L413 NwaCegarLoop]: 2315 mSDtfsCounter, 8538 mSDsluCounter, 4356 mSDsCounter, 0 mSdLazyCounter, 5753 mSolverCounterSat, 5630 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8986 SdHoareTripleChecker+Valid, 6671 SdHoareTripleChecker+Invalid, 11384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5630 IncrementalHoareTripleChecker+Valid, 5753 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.0s IncrementalHoareTripleChecker+Time [2022-11-23 04:24:04,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8986 Valid, 6671 Invalid, 11384 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5630 Valid, 5753 Invalid, 1 Unknown, 0 Unchecked, 30.0s Time] [2022-11-23 04:24:04,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4341 states. [2022-11-23 04:24:05,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4341 to 4275. [2022-11-23 04:24:05,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4275 states, 2914 states have (on average 1.3153740562800273) internal successors, (3833), 3028 states have internal predecessors, (3833), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:24:05,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4275 states to 4275 states and 6189 transitions. [2022-11-23 04:24:05,184 INFO L78 Accepts]: Start accepts. Automaton has 4275 states and 6189 transitions. Word has length 142 [2022-11-23 04:24:05,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:24:05,185 INFO L495 AbstractCegarLoop]: Abstraction has 4275 states and 6189 transitions. [2022-11-23 04:24:05,185 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-23 04:24:05,185 INFO L276 IsEmpty]: Start isEmpty. Operand 4275 states and 6189 transitions. [2022-11-23 04:24:05,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-23 04:24:05,186 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:24:05,187 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:24:05,187 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-23 04:24:05,187 INFO L420 AbstractCegarLoop]: === Iteration 20 === 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 30 more)] === [2022-11-23 04:24:05,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:24:05,187 INFO L85 PathProgramCache]: Analyzing trace with hash -56992757, now seen corresponding path program 1 times [2022-11-23 04:24:05,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:24:05,187 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511429449] [2022-11-23 04:24:05,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:24:05,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:24:05,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:05,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:24:05,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:05,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:24:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:05,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:24:05,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:05,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:24:05,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:05,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:24:05,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:05,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:24:05,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:05,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:24:05,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:05,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:24:05,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:05,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-23 04:24:05,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:05,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-23 04:24:05,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:05,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-23 04:24:05,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:05,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-23 04:24:05,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:05,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-23 04:24:06,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:06,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-23 04:24:06,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:06,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-23 04:24:06,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:06,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-23 04:24:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:06,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-23 04:24:06,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:06,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-23 04:24:06,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:06,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-23 04:24:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:06,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-23 04:24:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:06,129 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 04:24:06,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:24:06,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511429449] [2022-11-23 04:24:06,130 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511429449] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:24:06,130 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:24:06,130 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:24:06,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167578580] [2022-11-23 04:24:06,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:24:06,131 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:24:06,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:24:06,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:24:06,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:24:06,132 INFO L87 Difference]: Start difference. First operand 4275 states and 6189 transitions. Second operand has 6 states, 6 states have (on average 14.0) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-23 04:24:22,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:24:34,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:24:34,519 INFO L93 Difference]: Finished difference Result 4275 states and 6189 transitions. [2022-11-23 04:24:34,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:24:34,520 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (21), 4 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 131 [2022-11-23 04:24:34,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:24:34,538 INFO L225 Difference]: With dead ends: 4275 [2022-11-23 04:24:34,538 INFO L226 Difference]: Without dead ends: 4273 [2022-11-23 04:24:34,542 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-23 04:24:34,548 INFO L413 NwaCegarLoop]: 2312 mSDtfsCounter, 7494 mSDsluCounter, 4825 mSDsCounter, 0 mSdLazyCounter, 7321 mSolverCounterSat, 4298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7896 SdHoareTripleChecker+Valid, 7137 SdHoareTripleChecker+Invalid, 11619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4298 IncrementalHoareTripleChecker+Valid, 7321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.3s IncrementalHoareTripleChecker+Time [2022-11-23 04:24:34,548 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7896 Valid, 7137 Invalid, 11619 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4298 Valid, 7321 Invalid, 0 Unknown, 0 Unchecked, 27.3s Time] [2022-11-23 04:24:34,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4273 states. [2022-11-23 04:24:35,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4273 to 4273. [2022-11-23 04:24:35,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4273 states, 2913 states have (on average 1.3151390319258496) internal successors, (3831), 3026 states have internal predecessors, (3831), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:24:35,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4273 states to 4273 states and 6187 transitions. [2022-11-23 04:24:35,204 INFO L78 Accepts]: Start accepts. Automaton has 4273 states and 6187 transitions. Word has length 131 [2022-11-23 04:24:35,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:24:35,205 INFO L495 AbstractCegarLoop]: Abstraction has 4273 states and 6187 transitions. [2022-11-23 04:24:35,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-23 04:24:35,205 INFO L276 IsEmpty]: Start isEmpty. Operand 4273 states and 6187 transitions. [2022-11-23 04:24:35,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-23 04:24:35,207 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:24:35,208 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:24:35,208 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-23 04:24:35,208 INFO L420 AbstractCegarLoop]: === Iteration 21 === 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 30 more)] === [2022-11-23 04:24:35,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:24:35,209 INFO L85 PathProgramCache]: Analyzing trace with hash -952575018, now seen corresponding path program 1 times [2022-11-23 04:24:35,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:24:35,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071773279] [2022-11-23 04:24:35,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:24:35,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:24:35,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:24:36,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:24:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:24:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:24:36,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:24:36,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:24:36,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:24:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:24:36,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-23 04:24:36,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-23 04:24:36,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-23 04:24:36,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-23 04:24:36,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-23 04:24:36,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-23 04:24:36,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-23 04:24:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-23 04:24:36,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-23 04:24:36,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-23 04:24:36,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-23 04:24:36,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-23 04:24:36,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-23 04:24:36,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:24:36,717 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 04:24:36,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:24:36,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071773279] [2022-11-23 04:24:36,719 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071773279] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:24:36,719 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:24:36,719 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:24:36,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097494623] [2022-11-23 04:24:36,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:24:36,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:24:36,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:24:36,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:24:36,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:24:36,723 INFO L87 Difference]: Start difference. First operand 4273 states and 6187 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-23 04:25:05,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:25:05,793 INFO L93 Difference]: Finished difference Result 4273 states and 6187 transitions. [2022-11-23 04:25:05,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:25:05,793 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (22), 4 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 137 [2022-11-23 04:25:05,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:25:05,804 INFO L225 Difference]: With dead ends: 4273 [2022-11-23 04:25:05,804 INFO L226 Difference]: Without dead ends: 4271 [2022-11-23 04:25:05,806 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-23 04:25:05,807 INFO L413 NwaCegarLoop]: 2312 mSDtfsCounter, 7488 mSDsluCounter, 4825 mSDsCounter, 0 mSdLazyCounter, 7317 mSolverCounterSat, 4298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7889 SdHoareTripleChecker+Valid, 7137 SdHoareTripleChecker+Invalid, 11615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4298 IncrementalHoareTripleChecker+Valid, 7317 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.9s IncrementalHoareTripleChecker+Time [2022-11-23 04:25:05,807 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7889 Valid, 7137 Invalid, 11615 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4298 Valid, 7317 Invalid, 0 Unknown, 0 Unchecked, 27.9s Time] [2022-11-23 04:25:05,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4271 states. [2022-11-23 04:25:06,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4271 to 4271. [2022-11-23 04:25:06,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4271 states, 2912 states have (on average 1.3149038461538463) internal successors, (3829), 3024 states have internal predecessors, (3829), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:25:06,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 4271 states and 6185 transitions. [2022-11-23 04:25:06,388 INFO L78 Accepts]: Start accepts. Automaton has 4271 states and 6185 transitions. Word has length 137 [2022-11-23 04:25:06,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:25:06,388 INFO L495 AbstractCegarLoop]: Abstraction has 4271 states and 6185 transitions. [2022-11-23 04:25:06,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-23 04:25:06,388 INFO L276 IsEmpty]: Start isEmpty. Operand 4271 states and 6185 transitions. [2022-11-23 04:25:06,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-23 04:25:06,390 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:25:06,390 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:25:06,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-23 04:25:06,391 INFO L420 AbstractCegarLoop]: === Iteration 22 === 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 30 more)] === [2022-11-23 04:25:06,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:25:06,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1274171610, now seen corresponding path program 1 times [2022-11-23 04:25:06,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:25:06,391 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73551829] [2022-11-23 04:25:06,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:25:06,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:25:06,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:25:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:25:07,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:25:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:25:07,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:25:07,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:25:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:25:07,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:25:07,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-23 04:25:07,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-23 04:25:07,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-23 04:25:07,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-23 04:25:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-23 04:25:07,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-23 04:25:07,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-23 04:25:07,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-23 04:25:07,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-23 04:25:07,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-23 04:25:07,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-23 04:25:07,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-23 04:25:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-23 04:25:07,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-23 04:25:07,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:07,334 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 04:25:07,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:25:07,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73551829] [2022-11-23 04:25:07,335 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73551829] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:25:07,335 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:25:07,335 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:25:07,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495484376] [2022-11-23 04:25:07,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:25:07,337 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:25:07,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:25:07,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:25:07,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:25:07,338 INFO L87 Difference]: Start difference. First operand 4271 states and 6185 transitions. Second operand has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-23 04:25:18,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:25:21,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:25:30,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:25:38,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:25:38,208 INFO L93 Difference]: Finished difference Result 4271 states and 6185 transitions. [2022-11-23 04:25:38,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:25:38,211 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (23), 4 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 143 [2022-11-23 04:25:38,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:25:38,222 INFO L225 Difference]: With dead ends: 4271 [2022-11-23 04:25:38,223 INFO L226 Difference]: Without dead ends: 4269 [2022-11-23 04:25:38,224 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-23 04:25:38,225 INFO L413 NwaCegarLoop]: 2312 mSDtfsCounter, 7482 mSDsluCounter, 4825 mSDsCounter, 0 mSdLazyCounter, 7313 mSolverCounterSat, 4298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7882 SdHoareTripleChecker+Valid, 7137 SdHoareTripleChecker+Invalid, 11611 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4298 IncrementalHoareTripleChecker+Valid, 7313 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.7s IncrementalHoareTripleChecker+Time [2022-11-23 04:25:38,225 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7882 Valid, 7137 Invalid, 11611 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4298 Valid, 7313 Invalid, 0 Unknown, 0 Unchecked, 29.7s Time] [2022-11-23 04:25:38,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4269 states. [2022-11-23 04:25:38,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4269 to 4269. [2022-11-23 04:25:38,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4269 states, 2911 states have (on average 1.314668498797664) internal successors, (3827), 3022 states have internal predecessors, (3827), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:25:38,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 4269 states and 6183 transitions. [2022-11-23 04:25:38,738 INFO L78 Accepts]: Start accepts. Automaton has 4269 states and 6183 transitions. Word has length 143 [2022-11-23 04:25:38,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:25:38,739 INFO L495 AbstractCegarLoop]: Abstraction has 4269 states and 6183 transitions. [2022-11-23 04:25:38,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-23 04:25:38,739 INFO L276 IsEmpty]: Start isEmpty. Operand 4269 states and 6183 transitions. [2022-11-23 04:25:38,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-23 04:25:38,740 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:25:38,741 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:25:38,741 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-23 04:25:38,741 INFO L420 AbstractCegarLoop]: === Iteration 23 === 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 30 more)] === [2022-11-23 04:25:38,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:25:38,741 INFO L85 PathProgramCache]: Analyzing trace with hash -2096304913, now seen corresponding path program 1 times [2022-11-23 04:25:38,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:25:38,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94240801] [2022-11-23 04:25:38,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:25:38,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:25:38,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:25:39,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:25:39,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:25:39,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:25:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:25:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:25:39,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:25:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 04:25:39,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-23 04:25:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-23 04:25:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-23 04:25:39,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-23 04:25:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-23 04:25:39,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-23 04:25:39,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-23 04:25:39,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-23 04:25:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-23 04:25:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-23 04:25:39,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-23 04:25:39,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-23 04:25:39,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-23 04:25:39,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-23 04:25:39,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-11-23 04:25:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:25:39,609 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 04:25:39,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:25:39,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94240801] [2022-11-23 04:25:39,609 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94240801] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:25:39,609 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:25:39,609 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:25:39,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396496100] [2022-11-23 04:25:39,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:25:39,610 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 04:25:39,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:25:39,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 04:25:39,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 04:25:39,611 INFO L87 Difference]: Start difference. First operand 4269 states and 6183 transitions. Second operand has 6 states, 6 states have (on average 16.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-23 04:25:48,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:25:49,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:25:54,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:25:55,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:25:56,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:26:04,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:26:10,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:26:10,873 INFO L93 Difference]: Finished difference Result 4269 states and 6183 transitions. [2022-11-23 04:26:10,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:26:10,873 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (24), 4 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 149 [2022-11-23 04:26:10,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:26:10,883 INFO L225 Difference]: With dead ends: 4269 [2022-11-23 04:26:10,884 INFO L226 Difference]: Without dead ends: 4267 [2022-11-23 04:26:10,885 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-23 04:26:10,885 INFO L413 NwaCegarLoop]: 2312 mSDtfsCounter, 7476 mSDsluCounter, 4825 mSDsCounter, 0 mSdLazyCounter, 7309 mSolverCounterSat, 4298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7875 SdHoareTripleChecker+Valid, 7137 SdHoareTripleChecker+Invalid, 11607 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4298 IncrementalHoareTripleChecker+Valid, 7309 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.0s IncrementalHoareTripleChecker+Time [2022-11-23 04:26:10,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7875 Valid, 7137 Invalid, 11607 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4298 Valid, 7309 Invalid, 0 Unknown, 0 Unchecked, 30.0s Time] [2022-11-23 04:26:10,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4267 states. [2022-11-23 04:26:11,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4267 to 4267. [2022-11-23 04:26:11,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4267 states, 2910 states have (on average 1.3144329896907216) internal successors, (3825), 3020 states have internal predecessors, (3825), 1179 states have call successors, (1179), 169 states have call predecessors, (1179), 168 states have return successors, (1177), 1130 states have call predecessors, (1177), 1177 states have call successors, (1177) [2022-11-23 04:26:11,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 4267 states and 6181 transitions. [2022-11-23 04:26:11,535 INFO L78 Accepts]: Start accepts. Automaton has 4267 states and 6181 transitions. Word has length 149 [2022-11-23 04:26:11,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 04:26:11,536 INFO L495 AbstractCegarLoop]: Abstraction has 4267 states and 6181 transitions. [2022-11-23 04:26:11,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-23 04:26:11,536 INFO L276 IsEmpty]: Start isEmpty. Operand 4267 states and 6181 transitions. [2022-11-23 04:26:11,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-23 04:26:11,539 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 04:26:11,539 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-23 04:26:11,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-23 04:26:11,540 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_assert_linux_kernel_locking_mutex__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 30 more)] === [2022-11-23 04:26:11,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:26:11,540 INFO L85 PathProgramCache]: Analyzing trace with hash 2134749240, now seen corresponding path program 1 times [2022-11-23 04:26:11,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:26:11,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868377343] [2022-11-23 04:26:11,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:26:11,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:26:11,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:12,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 04:26:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:12,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-23 04:26:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:12,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-23 04:26:12,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:12,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-23 04:26:12,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:12,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:26:12,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:12,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-23 04:26:12,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:12,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-23 04:26:12,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:12,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-23 04:26:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:12,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-23 04:26:12,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:12,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:26:13,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:13,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:26:13,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:13,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:26:13,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:13,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-23 04:26:13,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:13,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-23 04:26:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:13,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:26:13,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:13,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:26:13,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:13,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-23 04:26:13,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:13,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-23 04:26:13,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:13,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-23 04:26:13,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:13,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-23 04:26:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:13,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-23 04:26:13,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:13,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-23 04:26:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:13,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-11-23 04:26:13,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:13,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 04:26:13,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:13,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-23 04:26:13,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:26:13,176 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-11-23 04:26:13,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:26:13,176 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868377343] [2022-11-23 04:26:13,176 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868377343] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:26:13,176 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:26:13,177 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-23 04:26:13,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026783747] [2022-11-23 04:26:13,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:26:13,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-23 04:26:13,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:26:13,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-23 04:26:13,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-11-23 04:26:13,179 INFO L87 Difference]: Start difference. First operand 4267 states and 6181 transitions. Second operand has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (27), 7 states have call predecessors, (27), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22)