./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--block--mtip32xx--mtip32xx.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b 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_f9bb7ce9-811c-4adb-969c-d0c207372ed1/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/bin/uautomizer-TMbwUNV5ro --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 cd814322f3abc5e8c6ad20085c30ec9c1fa5f2acc4d4d525b08e1fec6d772536 --- 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-8393723 [2022-11-18 18:41:24,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:41:24,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:41:24,280 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:41:24,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:41:24,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:41:24,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:41:24,289 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:41:24,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:41:24,292 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:41:24,293 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:41:24,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:41:24,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:41:24,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:41:24,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:41:24,298 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:41:24,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:41:24,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:41:24,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:41:24,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:41:24,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:41:24,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:41:24,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:41:24,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:41:24,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:41:24,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:41:24,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:41:24,317 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:41:24,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:41:24,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:41:24,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:41:24,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:41:24,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:41:24,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:41:24,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:41:24,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:41:24,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:41:24,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:41:24,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:41:24,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:41:24,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:41:24,328 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 18:41:24,367 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:41:24,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:41:24,368 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:41:24,368 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:41:24,369 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:41:24,369 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:41:24,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:41:24,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:41:24,370 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:41:24,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:41:24,371 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:41:24,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:41:24,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 18:41:24,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:41:24,372 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 18:41:24,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 18:41:24,373 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:41:24,373 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 18:41:24,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:41:24,373 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:41:24,373 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:41:24,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:41:24,374 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:41:24,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:41:24,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 18:41:24,374 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:41:24,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:41:24,376 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 18:41:24,376 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 18:41:24,377 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 18:41:24,377 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd814322f3abc5e8c6ad20085c30ec9c1fa5f2acc4d4d525b08e1fec6d772536 [2022-11-18 18:41:24,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:41:24,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:41:24,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:41:24,716 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:41:24,717 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:41:24,719 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i [2022-11-18 18:41:24,817 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/bin/uautomizer-TMbwUNV5ro/data/0e8a56a93/68137c20c2c74f6895596a084e48b649/FLAG6d3eb102b [2022-11-18 18:41:26,068 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:41:26,069 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i [2022-11-18 18:41:26,130 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/bin/uautomizer-TMbwUNV5ro/data/0e8a56a93/68137c20c2c74f6895596a084e48b649/FLAG6d3eb102b [2022-11-18 18:41:26,316 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/bin/uautomizer-TMbwUNV5ro/data/0e8a56a93/68137c20c2c74f6895596a084e48b649 [2022-11-18 18:41:26,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:41:26,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:41:26,323 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:41:26,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:41:26,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:41:26,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:41:26" (1/1) ... [2022-11-18 18:41:26,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c22cdcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:26, skipping insertion in model container [2022-11-18 18:41:26,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:41:26" (1/1) ... [2022-11-18 18:41:26,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:41:26,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:41:32,383 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[502597,502610] [2022-11-18 18:41:32,387 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[502742,502755] [2022-11-18 18:41:32,388 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[502888,502901] [2022-11-18 18:41:32,389 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503053,503066] [2022-11-18 18:41:32,389 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503211,503224] [2022-11-18 18:41:32,389 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503369,503382] [2022-11-18 18:41:32,390 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503527,503540] [2022-11-18 18:41:32,390 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503687,503700] [2022-11-18 18:41:32,391 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503846,503859] [2022-11-18 18:41:32,391 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503985,503998] [2022-11-18 18:41:32,392 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504127,504140] [2022-11-18 18:41:32,392 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504276,504289] [2022-11-18 18:41:32,393 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504415,504428] [2022-11-18 18:41:32,393 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504570,504583] [2022-11-18 18:41:32,394 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504730,504743] [2022-11-18 18:41:32,394 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504881,504894] [2022-11-18 18:41:32,395 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505032,505045] [2022-11-18 18:41:32,395 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505184,505197] [2022-11-18 18:41:32,396 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505333,505346] [2022-11-18 18:41:32,396 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505481,505494] [2022-11-18 18:41:32,397 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505638,505651] [2022-11-18 18:41:32,397 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505787,505800] [2022-11-18 18:41:32,398 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505943,505956] [2022-11-18 18:41:32,398 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506096,506109] [2022-11-18 18:41:32,399 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506242,506255] [2022-11-18 18:41:32,399 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506385,506398] [2022-11-18 18:41:32,400 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506537,506550] [2022-11-18 18:41:32,401 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506683,506696] [2022-11-18 18:41:32,407 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506828,506841] [2022-11-18 18:41:32,407 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506982,506995] [2022-11-18 18:41:32,408 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507133,507146] [2022-11-18 18:41:32,408 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507288,507301] [2022-11-18 18:41:32,409 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507440,507453] [2022-11-18 18:41:32,409 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507595,507608] [2022-11-18 18:41:32,410 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507759,507772] [2022-11-18 18:41:32,410 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507915,507928] [2022-11-18 18:41:32,411 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508079,508092] [2022-11-18 18:41:32,411 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508221,508234] [2022-11-18 18:41:32,412 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508379,508392] [2022-11-18 18:41:32,426 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508546,508559] [2022-11-18 18:41:32,427 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508705,508718] [2022-11-18 18:41:32,428 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508864,508877] [2022-11-18 18:41:32,428 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509013,509026] [2022-11-18 18:41:32,428 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509160,509173] [2022-11-18 18:41:32,429 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509299,509312] [2022-11-18 18:41:32,429 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509462,509475] [2022-11-18 18:41:32,430 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509628,509641] [2022-11-18 18:41:32,430 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509792,509805] [2022-11-18 18:41:32,431 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509957,509970] [2022-11-18 18:41:32,431 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510122,510135] [2022-11-18 18:41:32,432 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510288,510301] [2022-11-18 18:41:32,432 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510453,510466] [2022-11-18 18:41:32,432 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510620,510633] [2022-11-18 18:41:32,433 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510780,510793] [2022-11-18 18:41:32,433 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510942,510955] [2022-11-18 18:41:32,434 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511101,511114] [2022-11-18 18:41:32,434 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511247,511260] [2022-11-18 18:41:32,435 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511390,511403] [2022-11-18 18:41:32,435 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511534,511547] [2022-11-18 18:41:32,436 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511677,511690] [2022-11-18 18:41:32,436 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511821,511834] [2022-11-18 18:41:32,436 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511962,511975] [2022-11-18 18:41:32,437 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512100,512113] [2022-11-18 18:41:32,437 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512258,512271] [2022-11-18 18:41:32,438 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512417,512430] [2022-11-18 18:41:32,438 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512573,512586] [2022-11-18 18:41:32,439 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512722,512735] [2022-11-18 18:41:32,439 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512874,512887] [2022-11-18 18:41:32,440 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513025,513038] [2022-11-18 18:41:32,440 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513174,513187] [2022-11-18 18:41:32,440 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513326,513339] [2022-11-18 18:41:32,441 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513474,513487] [2022-11-18 18:41:32,441 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513627,513640] [2022-11-18 18:41:32,445 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513778,513791] [2022-11-18 18:41:32,446 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513928,513941] [2022-11-18 18:41:32,446 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514075,514088] [2022-11-18 18:41:32,447 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514226,514239] [2022-11-18 18:41:32,447 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514377,514390] [2022-11-18 18:41:32,448 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514525,514538] [2022-11-18 18:41:32,448 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514691,514704] [2022-11-18 18:41:32,449 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514860,514873] [2022-11-18 18:41:32,454 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515027,515040] [2022-11-18 18:41:32,455 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515195,515208] [2022-11-18 18:41:32,455 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515345,515358] [2022-11-18 18:41:32,455 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515492,515505] [2022-11-18 18:41:32,456 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515653,515666] [2022-11-18 18:41:32,456 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515823,515836] [2022-11-18 18:41:32,457 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515985,515998] [2022-11-18 18:41:32,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:41:32,537 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:41:33,155 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[502597,502610] [2022-11-18 18:41:33,156 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[502742,502755] [2022-11-18 18:41:33,156 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[502888,502901] [2022-11-18 18:41:33,157 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503053,503066] [2022-11-18 18:41:33,157 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503211,503224] [2022-11-18 18:41:33,158 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503369,503382] [2022-11-18 18:41:33,158 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503527,503540] [2022-11-18 18:41:33,158 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503687,503700] [2022-11-18 18:41:33,159 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503846,503859] [2022-11-18 18:41:33,160 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503985,503998] [2022-11-18 18:41:33,160 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504127,504140] [2022-11-18 18:41:33,161 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504276,504289] [2022-11-18 18:41:33,161 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504415,504428] [2022-11-18 18:41:33,162 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504570,504583] [2022-11-18 18:41:33,162 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504730,504743] [2022-11-18 18:41:33,163 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504881,504894] [2022-11-18 18:41:33,163 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505032,505045] [2022-11-18 18:41:33,163 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505184,505197] [2022-11-18 18:41:33,164 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505333,505346] [2022-11-18 18:41:33,165 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505481,505494] [2022-11-18 18:41:33,165 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505638,505651] [2022-11-18 18:41:33,165 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505787,505800] [2022-11-18 18:41:33,166 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505943,505956] [2022-11-18 18:41:33,166 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506096,506109] [2022-11-18 18:41:33,167 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506242,506255] [2022-11-18 18:41:33,167 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506385,506398] [2022-11-18 18:41:33,168 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506537,506550] [2022-11-18 18:41:33,168 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506683,506696] [2022-11-18 18:41:33,168 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506828,506841] [2022-11-18 18:41:33,169 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506982,506995] [2022-11-18 18:41:33,169 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507133,507146] [2022-11-18 18:41:33,170 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507288,507301] [2022-11-18 18:41:33,170 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507440,507453] [2022-11-18 18:41:33,170 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507595,507608] [2022-11-18 18:41:33,171 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507759,507772] [2022-11-18 18:41:33,171 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507915,507928] [2022-11-18 18:41:33,172 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508079,508092] [2022-11-18 18:41:33,172 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508221,508234] [2022-11-18 18:41:33,173 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508379,508392] [2022-11-18 18:41:33,173 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508546,508559] [2022-11-18 18:41:33,173 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508705,508718] [2022-11-18 18:41:33,174 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508864,508877] [2022-11-18 18:41:33,174 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509013,509026] [2022-11-18 18:41:33,175 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509160,509173] [2022-11-18 18:41:33,175 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509299,509312] [2022-11-18 18:41:33,176 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509462,509475] [2022-11-18 18:41:33,176 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509628,509641] [2022-11-18 18:41:33,176 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509792,509805] [2022-11-18 18:41:33,177 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509957,509970] [2022-11-18 18:41:33,177 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510122,510135] [2022-11-18 18:41:33,178 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510288,510301] [2022-11-18 18:41:33,178 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510453,510466] [2022-11-18 18:41:33,179 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510620,510633] [2022-11-18 18:41:33,179 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510780,510793] [2022-11-18 18:41:33,179 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510942,510955] [2022-11-18 18:41:33,180 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511101,511114] [2022-11-18 18:41:33,180 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511247,511260] [2022-11-18 18:41:33,181 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511390,511403] [2022-11-18 18:41:33,181 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511534,511547] [2022-11-18 18:41:33,181 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511677,511690] [2022-11-18 18:41:33,182 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511821,511834] [2022-11-18 18:41:33,182 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511962,511975] [2022-11-18 18:41:33,183 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512100,512113] [2022-11-18 18:41:33,183 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512258,512271] [2022-11-18 18:41:33,184 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512417,512430] [2022-11-18 18:41:33,184 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512573,512586] [2022-11-18 18:41:33,184 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512722,512735] [2022-11-18 18:41:33,185 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512874,512887] [2022-11-18 18:41:33,185 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513025,513038] [2022-11-18 18:41:33,186 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513174,513187] [2022-11-18 18:41:33,186 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513326,513339] [2022-11-18 18:41:33,187 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513474,513487] [2022-11-18 18:41:33,187 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513627,513640] [2022-11-18 18:41:33,187 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513778,513791] [2022-11-18 18:41:33,188 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513928,513941] [2022-11-18 18:41:33,188 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514075,514088] [2022-11-18 18:41:33,189 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514226,514239] [2022-11-18 18:41:33,189 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514377,514390] [2022-11-18 18:41:33,189 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514525,514538] [2022-11-18 18:41:33,190 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514691,514704] [2022-11-18 18:41:33,190 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514860,514873] [2022-11-18 18:41:33,191 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515027,515040] [2022-11-18 18:41:33,191 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515195,515208] [2022-11-18 18:41:33,192 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515345,515358] [2022-11-18 18:41:33,192 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515492,515505] [2022-11-18 18:41:33,192 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515653,515666] [2022-11-18 18:41:33,193 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515823,515836] [2022-11-18 18:41:33,193 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515985,515998] [2022-11-18 18:41:33,203 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:41:33,521 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:41:33,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:33 WrapperNode [2022-11-18 18:41:33,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:41:33,523 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:41:33,523 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:41:33,523 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:41:33,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:33" (1/1) ... [2022-11-18 18:41:33,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:33" (1/1) ... [2022-11-18 18:41:33,997 INFO L138 Inliner]: procedures = 807, calls = 4069, calls flagged for inlining = 385, calls inlined = 274, statements flattened = 8612 [2022-11-18 18:41:34,000 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:41:34,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:41:34,001 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:41:34,001 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:41:34,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:33" (1/1) ... [2022-11-18 18:41:34,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:33" (1/1) ... [2022-11-18 18:41:34,093 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:33" (1/1) ... [2022-11-18 18:41:34,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:33" (1/1) ... [2022-11-18 18:41:34,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:33" (1/1) ... [2022-11-18 18:41:34,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:33" (1/1) ... [2022-11-18 18:41:34,343 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:33" (1/1) ... [2022-11-18 18:41:34,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:33" (1/1) ... [2022-11-18 18:41:34,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:41:34,430 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:41:34,430 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:41:34,430 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:41:34,431 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:33" (1/1) ... [2022-11-18 18:41:34,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:41:34,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:41:34,464 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 18:41:34,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9bb7ce9-811c-4adb-969c-d0c207372ed1/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 18:41:34,512 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_block_ioctl [2022-11-18 18:41:34,513 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_block_ioctl [2022-11-18 18:41:34,513 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_get_capacity [2022-11-18 18:41:34,513 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_get_capacity [2022-11-18 18:41:34,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-18 18:41:34,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-18 18:41:34,515 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_read_device_status [2022-11-18 18:41:34,515 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_read_device_status [2022-11-18 18:41:34,515 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_block_getgeo [2022-11-18 18:41:34,516 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_block_getgeo [2022-11-18 18:41:34,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-18 18:41:34,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-18 18:41:34,516 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-18 18:41:34,516 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-18 18:41:34,517 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2022-11-18 18:41:34,517 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2022-11-18 18:41:34,518 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-18 18:41:34,518 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-18 18:41:34,519 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_exec_internal_command [2022-11-18 18:41:34,519 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_exec_internal_command [2022-11-18 18:41:34,520 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-18 18:41:34,520 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-18 18:41:34,520 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_read_log_page [2022-11-18 18:41:34,520 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_read_log_page [2022-11-18 18:41:34,520 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-18 18:41:34,520 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-18 18:41:34,520 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-18 18:41:34,521 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-18 18:41:34,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_106 [2022-11-18 18:41:34,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_106 [2022-11-18 18:41:34,521 INFO L130 BoogieDeclarations]: Found specification of procedure ata_swap_string [2022-11-18 18:41:34,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ata_swap_string [2022-11-18 18:41:34,521 INFO L130 BoogieDeclarations]: Found specification of procedure __cpu_to_node [2022-11-18 18:41:34,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __cpu_to_node [2022-11-18 18:41:34,522 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-11-18 18:41:34,522 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-11-18 18:41:34,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-18 18:41:34,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-18 18:41:34,522 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-18 18:41:34,522 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-18 18:41:34,523 INFO L130 BoogieDeclarations]: Found specification of procedure get_least_used_cpu_on_node [2022-11-18 18:41:34,523 INFO L138 BoogieDeclarations]: Found implementation of procedure get_least_used_cpu_on_node [2022-11-18 18:41:34,523 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-18 18:41:34,523 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-18 18:41:34,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-18 18:41:34,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-18 18:41:34,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-18 18:41:34,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-18 18:41:34,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 18:41:34,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-18 18:41:34,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-18 18:41:34,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-18 18:41:34,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-18 18:41:34,525 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2022-11-18 18:41:34,525 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2022-11-18 18:41:34,525 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-18 18:41:34,525 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-18 18:41:34,525 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-11-18 18:41:34,525 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-11-18 18:41:34,526 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc_node [2022-11-18 18:41:34,526 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc_node [2022-11-18 18:41:34,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-18 18:41:34,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-18 18:41:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure __pcibus_to_node [2022-11-18 18:41:34,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __pcibus_to_node [2022-11-18 18:41:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 18:41:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_start_port [2022-11-18 18:41:34,527 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_start_port [2022-11-18 18:41:34,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 18:41:34,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-18 18:41:34,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-18 18:41:34,528 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-18 18:41:34,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-18 18:41:34,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 18:41:34,532 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2022-11-18 18:41:34,532 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2022-11-18 18:41:34,532 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-18 18:41:34,532 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-18 18:41:34,532 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-18 18:41:34,532 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-18 18:41:34,533 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-18 18:41:34,533 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-18 18:41:34,537 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-18 18:41:34,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2022-11-18 18:41:34,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2022-11-18 18:41:34,538 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-18 18:41:34,538 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-18 18:41:34,538 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_rq_from_tag [2022-11-18 18:41:34,539 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_rq_from_tag [2022-11-18 18:41:34,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:41:34,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:41:34,539 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-18 18:41:34,539 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-18 18:41:34,539 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-18 18:41:34,539 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-18 18:41:34,540 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hba_reset [2022-11-18 18:41:34,540 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hba_reset [2022-11-18 18:41:34,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-18 18:41:34,540 INFO L130 BoogieDeclarations]: Found specification of procedure bdput [2022-11-18 18:41:34,540 INFO L138 BoogieDeclarations]: Found implementation of procedure bdput [2022-11-18 18:41:34,540 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_standby_immediate [2022-11-18 18:41:34,540 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_standby_immediate [2022-11-18 18:41:34,541 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_get [2022-11-18 18:41:34,541 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_get [2022-11-18 18:41:34,541 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-11-18 18:41:34,541 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-11-18 18:41:34,541 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-18 18:41:34,541 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-11-18 18:41:34,541 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-11-18 18:41:34,542 INFO L130 BoogieDeclarations]: Found specification of procedure del_gendisk [2022-11-18 18:41:34,542 INFO L138 BoogieDeclarations]: Found implementation of procedure del_gendisk [2022-11-18 18:41:34,542 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-18 18:41:34,542 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-18 18:41:34,542 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_sysfs_exit [2022-11-18 18:41:34,543 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_sysfs_exit [2022-11-18 18:41:34,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-18 18:41:34,543 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-18 18:41:34,543 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_disable_link_opts [2022-11-18 18:41:34,543 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_disable_link_opts [2022-11-18 18:41:34,543 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2022-11-18 18:41:34,544 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2022-11-18 18:41:34,544 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_cmd_from_tag [2022-11-18 18:41:34,544 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_cmd_from_tag [2022-11-18 18:41:34,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-18 18:41:34,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-18 18:41:34,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-18 18:41:34,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-18 18:41:34,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 18:41:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-18 18:41:34,546 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-18 18:41:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-18 18:41:34,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-18 18:41:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_rq_to_pdu [2022-11-18 18:41:34,546 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_rq_to_pdu [2022-11-18 18:41:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 18:41:34,547 INFO L130 BoogieDeclarations]: Found specification of procedure exec_drive_taskfile [2022-11-18 18:41:34,547 INFO L138 BoogieDeclarations]: Found implementation of procedure exec_drive_taskfile [2022-11-18 18:41:34,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_104 [2022-11-18 18:41:34,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_104 [2022-11-18 18:41:34,547 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-18 18:41:34,547 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-18 18:41:34,547 INFO L130 BoogieDeclarations]: Found specification of procedure ida_remove [2022-11-18 18:41:34,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_remove [2022-11-18 18:41:34,548 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_restart_port [2022-11-18 18:41:34,548 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_restart_port [2022-11-18 18:41:34,548 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-18 18:41:34,548 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-18 18:41:34,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-18 18:41:34,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-18 18:41:34,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-18 18:41:34,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-18 18:41:34,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-18 18:41:34,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-18 18:41:34,549 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_pci_remove [2022-11-18 18:41:34,549 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_pci_remove [2022-11-18 18:41:34,549 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-18 18:41:34,549 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-18 18:41:34,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_devm_free_irq [2022-11-18 18:41:34,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_devm_free_irq [2022-11-18 18:41:34,550 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_block_compat_ioctl [2022-11-18 18:41:34,550 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_block_compat_ioctl [2022-11-18 18:41:34,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 18:41:34,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-18 18:41:34,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-18 18:41:34,551 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_affinity_hint [2022-11-18 18:41:34,551 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_affinity_hint [2022-11-18 18:41:34,551 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_pci_resume [2022-11-18 18:41:34,551 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_pci_resume [2022-11-18 18:41:34,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_105 [2022-11-18 18:41:34,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_105 [2022-11-18 18:41:34,551 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-11-18 18:41:34,552 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-11-18 18:41:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-18 18:41:34,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-18 18:41:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_device_reset [2022-11-18 18:41:34,552 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_device_reset [2022-11-18 18:41:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-18 18:41:34,552 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-18 18:41:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure devm_free_irq [2022-11-18 18:41:34,553 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_free_irq [2022-11-18 18:41:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_end_request [2022-11-18 18:41:34,553 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_end_request [2022-11-18 18:41:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-11-18 18:41:34,553 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-11-18 18:41:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_block_initialize [2022-11-18 18:41:34,554 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_block_initialize [2022-11-18 18:41:34,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_find_bit_find_first_bit [2022-11-18 18:41:34,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_find_bit_find_first_bit [2022-11-18 18:41:34,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-18 18:41:34,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-18 18:41:34,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-18 18:41:34,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-18 18:41:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_ioctl [2022-11-18 18:41:34,555 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_ioctl [2022-11-18 18:41:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure __first_node [2022-11-18 18:41:34,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __first_node [2022-11-18 18:41:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-18 18:41:34,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-18 18:41:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-18 18:41:34,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-18 18:41:34,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_del_gendisk [2022-11-18 18:41:34,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_del_gendisk [2022-11-18 18:41:34,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-18 18:41:34,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-18 18:41:34,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-18 18:41:34,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-18 18:41:34,560 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-18 18:41:34,560 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-18 18:41:34,560 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2022-11-18 18:41:34,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2022-11-18 18:41:34,561 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_deinit_port [2022-11-18 18:41:34,561 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_deinit_port [2022-11-18 18:41:34,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-18 18:41:34,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-18 18:41:34,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-18 18:41:34,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-18 18:41:34,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-18 18:41:34,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-18 18:41:34,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 18:41:34,562 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-11-18 18:41:34,563 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-11-18 18:41:34,563 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-18 18:41:34,563 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-18 18:41:34,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-18 18:41:34,563 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_tag_set [2022-11-18 18:41:34,563 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_tag_set [2022-11-18 18:41:34,563 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-18 18:41:34,563 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-18 18:41:34,564 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_exit [2022-11-18 18:41:34,564 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_exit [2022-11-18 18:41:34,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dev_lock [2022-11-18 18:41:34,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dev_lock [2022-11-18 18:41:34,564 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-18 18:41:34,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-18 18:41:34,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 18:41:34,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_blk_cleanup_queue [2022-11-18 18:41:34,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_blk_cleanup_queue [2022-11-18 18:41:34,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-18 18:41:34,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-18 18:41:34,565 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-18 18:41:34,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-18 18:41:34,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-18 18:41:34,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-18 18:41:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-18 18:41:34,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-18 18:41:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_first [2022-11-18 18:41:34,566 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_first [2022-11-18 18:41:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-18 18:41:34,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-18 18:41:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_get_next_rr_node [2022-11-18 18:41:34,567 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_get_next_rr_node [2022-11-18 18:41:34,567 INFO L130 BoogieDeclarations]: Found specification of procedure hba_setup [2022-11-18 18:41:34,567 INFO L138 BoogieDeclarations]: Found implementation of procedure hba_setup [2022-11-18 18:41:34,567 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_enable_fis [2022-11-18 18:41:34,567 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_enable_fis [2022-11-18 18:41:34,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-18 18:41:34,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-18 18:41:34,568 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2022-11-18 18:41:34,568 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2022-11-18 18:41:34,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-18 18:41:34,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-18 18:41:34,568 INFO L130 BoogieDeclarations]: Found specification of procedure pcim_iounmap_regions [2022-11-18 18:41:34,568 INFO L138 BoogieDeclarations]: Found implementation of procedure pcim_iounmap_regions [2022-11-18 18:41:34,568 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_debugfs_exit [2022-11-18 18:41:34,569 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_debugfs_exit [2022-11-18 18:41:34,569 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-18 18:41:34,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-18 18:41:34,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-18 18:41:34,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-18 18:41:34,569 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-11-18 18:41:34,569 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-11-18 18:41:34,569 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-18 18:41:34,570 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-18 18:41:34,570 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_put_int_command [2022-11-18 18:41:34,570 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_put_int_command [2022-11-18 18:41:34,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-18 18:41:34,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-18 18:41:34,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-18 18:41:34,570 INFO L130 BoogieDeclarations]: Found specification of procedure dmam_alloc_coherent [2022-11-18 18:41:34,571 INFO L138 BoogieDeclarations]: Found implementation of procedure dmam_alloc_coherent [2022-11-18 18:41:34,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-18 18:41:34,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-18 18:41:34,571 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2022-11-18 18:41:34,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2022-11-18 18:41:34,571 INFO L130 BoogieDeclarations]: Found specification of procedure print_tags [2022-11-18 18:41:34,571 INFO L138 BoogieDeclarations]: Found implementation of procedure print_tags [2022-11-18 18:41:34,572 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-18 18:41:34,572 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-18 18:41:34,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_find_bit_find_next_bit [2022-11-18 18:41:34,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_find_bit_find_next_bit [2022-11-18 18:41:34,572 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-18 18:41:34,572 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-18 18:41:34,572 INFO L130 BoogieDeclarations]: Found specification of procedure drop_cpu [2022-11-18 18:41:34,573 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_cpu [2022-11-18 18:41:34,573 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2022-11-18 18:41:34,573 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2022-11-18 18:41:34,573 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-18 18:41:34,573 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-18 18:41:34,573 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_read_flags [2022-11-18 18:41:34,573 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_read_flags [2022-11-18 18:41:34,574 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-18 18:41:34,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-18 18:41:34,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 18:41:34,574 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_init_port [2022-11-18 18:41:34,574 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_init_port [2022-11-18 18:41:34,574 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-18 18:41:34,574 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-18 18:41:34,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-18 18:41:34,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-18 18:41:34,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-18 18:41:34,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-18 18:41:34,575 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-11-18 18:41:34,575 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-11-18 18:41:34,575 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_start_stopped_hw_queues [2022-11-18 18:41:34,575 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_start_stopped_hw_queues [2022-11-18 18:41:34,576 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-11-18 18:41:34,576 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-11-18 18:41:34,576 INFO L130 BoogieDeclarations]: Found specification of procedure dmam_free_coherent [2022-11-18 18:41:34,576 INFO L138 BoogieDeclarations]: Found implementation of procedure dmam_free_coherent [2022-11-18 18:41:34,576 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-18 18:41:34,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-18 18:41:34,576 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_issue_ncq_command [2022-11-18 18:41:34,577 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_issue_ncq_command [2022-11-18 18:41:34,577 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_of_node [2022-11-18 18:41:34,577 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_of_node [2022-11-18 18:41:34,577 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_get_identify [2022-11-18 18:41:34,577 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_get_identify [2022-11-18 18:41:34,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-18 18:41:34,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-18 18:41:34,578 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-18 18:41:34,578 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-18 18:41:34,578 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-11-18 18:41:34,578 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-11-18 18:41:34,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-18 18:41:34,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-18 18:41:34,578 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_set_timeout [2022-11-18 18:41:34,579 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_set_timeout [2022-11-18 18:41:34,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-18 18:41:34,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-18 18:41:34,579 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-18 18:41:34,579 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-18 18:41:34,579 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_put [2022-11-18 18:41:34,579 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_put [2022-11-18 18:41:34,580 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_read_registers [2022-11-18 18:41:34,580 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_read_registers [2022-11-18 18:41:34,580 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_pci_shutdown [2022-11-18 18:41:34,580 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_pci_shutdown [2022-11-18 18:41:34,580 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_enable_engine [2022-11-18 18:41:34,580 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_enable_engine [2022-11-18 18:41:34,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-18 18:41:34,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-18 18:41:34,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-18 18:41:34,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-18 18:41:34,581 INFO L130 BoogieDeclarations]: Found specification of procedure pcim_enable_device [2022-11-18 18:41:34,581 INFO L138 BoogieDeclarations]: Found implementation of procedure pcim_enable_device [2022-11-18 18:41:34,581 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_check_surprise_removal [2022-11-18 18:41:34,581 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_check_surprise_removal [2022-11-18 18:41:34,582 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-18 18:41:34,582 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-18 18:41:34,582 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2022-11-18 18:41:34,582 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2022-11-18 18:41:34,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_put_disk [2022-11-18 18:41:34,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_put_disk [2022-11-18 18:41:34,582 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-18 18:41:34,583 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-18 18:41:34,583 INFO L130 BoogieDeclarations]: Found specification of procedure no_llseek [2022-11-18 18:41:34,583 INFO L138 BoogieDeclarations]: Found implementation of procedure no_llseek [2022-11-18 18:41:34,583 INFO L130 BoogieDeclarations]: Found specification of procedure simple_open [2022-11-18 18:41:34,583 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_open [2022-11-18 18:41:34,583 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-18 18:41:34,583 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-18 18:41:34,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 18:41:34,584 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_dma_free [2022-11-18 18:41:34,584 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_dma_free [2022-11-18 18:41:36,019 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:41:36,029 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:41:36,354 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-18 18:41:51,533 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:41:51,569 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:41:51,569 INFO L300 CfgBuilder]: Removed 13 assume(true) statements. [2022-11-18 18:41:51,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:41:51 BoogieIcfgContainer [2022-11-18 18:41:51,576 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:41:51,579 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 18:41:51,579 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 18:41:51,584 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 18:41:51,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:41:26" (1/3) ... [2022-11-18 18:41:51,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a3de3b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:41:51, skipping insertion in model container [2022-11-18 18:41:51,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:33" (2/3) ... [2022-11-18 18:41:51,586 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a3de3b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:41:51, skipping insertion in model container [2022-11-18 18:41:51,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:41:51" (3/3) ... [2022-11-18 18:41:51,591 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i [2022-11-18 18:41:51,618 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 18:41:51,619 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 34 error locations. [2022-11-18 18:41:51,756 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 18:41:51,767 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;@1fada7b2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 18:41:51,767 INFO L358 AbstractCegarLoop]: Starting to check reachability of 34 error locations. [2022-11-18 18:41:51,783 INFO L276 IsEmpty]: Start isEmpty. Operand has 3129 states, 2062 states have (on average 1.2967992240543162) internal successors, (2674), 2157 states have internal predecessors, (2674), 856 states have call successors, (856), 178 states have call predecessors, (856), 177 states have return successors, (847), 834 states have call predecessors, (847), 847 states have call successors, (847) [2022-11-18 18:41:51,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-18 18:41:51,804 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:41:51,805 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:41:51,806 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:41:51,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:41:51,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1649194239, now seen corresponding path program 1 times [2022-11-18 18:41:51,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:41:51,825 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608698091] [2022-11-18 18:41:51,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:41:51,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:41:52,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:41:53,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:41:53,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:41:53,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:41:53,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:41:53,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:41:53,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:41:53,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:41:53,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:41:53,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:41:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:41:53,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:41:53,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:41:53,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 18:41:53,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:41:53,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-18 18:41:53,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:41:53,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:41:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:41:53,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-18 18:41:53,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:41:53,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-18 18:41:53,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:41:53,578 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 18:41:53,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:41:53,579 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608698091] [2022-11-18 18:41:53,579 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608698091] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:41:53,580 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:41:53,580 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:41:53,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769972024] [2022-11-18 18:41:53,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:41:53,586 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:41:53,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:41:53,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:41:53,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:41:53,631 INFO L87 Difference]: Start difference. First operand has 3129 states, 2062 states have (on average 1.2967992240543162) internal successors, (2674), 2157 states have internal predecessors, (2674), 856 states have call successors, (856), 178 states have call predecessors, (856), 177 states have return successors, (847), 834 states have call predecessors, (847), 847 states have call successors, (847) Second operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-18 18:41:59,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:42:19,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:42:22,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:42:29,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:42:29,943 INFO L93 Difference]: Finished difference Result 7085 states and 10039 transitions. [2022-11-18 18:42:29,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 18:42:29,946 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (12), 5 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 69 [2022-11-18 18:42:29,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:42:30,004 INFO L225 Difference]: With dead ends: 7085 [2022-11-18 18:42:30,004 INFO L226 Difference]: Without dead ends: 3985 [2022-11-18 18:42:30,030 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 18:42:30,034 INFO L413 NwaCegarLoop]: 1422 mSDtfsCounter, 9089 mSDsluCounter, 3036 mSDsCounter, 0 mSdLazyCounter, 10499 mSolverCounterSat, 5832 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9463 SdHoareTripleChecker+Valid, 4458 SdHoareTripleChecker+Invalid, 16334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5832 IncrementalHoareTripleChecker+Valid, 10499 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.9s IncrementalHoareTripleChecker+Time [2022-11-18 18:42:30,035 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9463 Valid, 4458 Invalid, 16334 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5832 Valid, 10499 Invalid, 3 Unknown, 0 Unchecked, 34.9s Time] [2022-11-18 18:42:30,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3985 states. [2022-11-18 18:42:30,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3985 to 3732. [2022-11-18 18:42:30,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3732 states, 2450 states have (on average 1.2481632653061225) internal successors, (3058), 2547 states have internal predecessors, (3058), 1003 states have call successors, (1003), 247 states have call predecessors, (1003), 246 states have return successors, (1001), 986 states have call predecessors, (1001), 1001 states have call successors, (1001) [2022-11-18 18:42:30,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3732 states to 3732 states and 5062 transitions. [2022-11-18 18:42:30,526 INFO L78 Accepts]: Start accepts. Automaton has 3732 states and 5062 transitions. Word has length 69 [2022-11-18 18:42:30,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:42:30,527 INFO L495 AbstractCegarLoop]: Abstraction has 3732 states and 5062 transitions. [2022-11-18 18:42:30,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-18 18:42:30,528 INFO L276 IsEmpty]: Start isEmpty. Operand 3732 states and 5062 transitions. [2022-11-18 18:42:30,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-18 18:42:30,541 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:42:30,542 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:42:30,542 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 18:42:30,542 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:42:30,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:42:30,543 INFO L85 PathProgramCache]: Analyzing trace with hash -1276637054, now seen corresponding path program 1 times [2022-11-18 18:42:30,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:42:30,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761277078] [2022-11-18 18:42:30,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:42:30,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:42:30,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:42:31,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:42:31,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:42:31,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:42:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:42:31,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:42:31,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:42:31,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:42:31,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:42:31,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:42:31,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:42:31,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:42:31,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:42:31,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 18:42:31,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:42:31,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-18 18:42:31,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:42:31,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:42:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:42:31,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-18 18:42:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:42:31,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-18 18:42:31,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:42:31,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 18:42:31,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:42:31,376 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 18:42:31,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:42:31,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761277078] [2022-11-18 18:42:31,376 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761277078] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:42:31,377 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:42:31,377 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:42:31,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597904728] [2022-11-18 18:42:31,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:42:31,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:42:31,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:42:31,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:42:31,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:42:31,381 INFO L87 Difference]: Start difference. First operand 3732 states and 5062 transitions. Second operand has 7 states, 7 states have (on average 6.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-18 18:42:38,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:42:41,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:43:01,046 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 [] [2022-11-18 18:43:15,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:43:15,697 INFO L93 Difference]: Finished difference Result 6941 states and 9555 transitions. [2022-11-18 18:43:15,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-18 18:43:15,698 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (13), 5 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 75 [2022-11-18 18:43:15,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:43:15,745 INFO L225 Difference]: With dead ends: 6941 [2022-11-18 18:43:15,745 INFO L226 Difference]: Without dead ends: 6939 [2022-11-18 18:43:15,749 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2022-11-18 18:43:15,750 INFO L413 NwaCegarLoop]: 1746 mSDtfsCounter, 11602 mSDsluCounter, 3991 mSDsCounter, 0 mSdLazyCounter, 14978 mSolverCounterSat, 8158 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11963 SdHoareTripleChecker+Valid, 5737 SdHoareTripleChecker+Invalid, 23138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8158 IncrementalHoareTripleChecker+Valid, 14978 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.9s IncrementalHoareTripleChecker+Time [2022-11-18 18:43:15,750 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11963 Valid, 5737 Invalid, 23138 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8158 Valid, 14978 Invalid, 2 Unknown, 0 Unchecked, 42.9s Time] [2022-11-18 18:43:15,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6939 states. [2022-11-18 18:43:16,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6939 to 6321. [2022-11-18 18:43:16,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6321 states, 4155 states have (on average 1.2495788206979543) internal successors, (5192), 4305 states have internal predecessors, (5192), 1720 states have call successors, (1720), 411 states have call predecessors, (1720), 413 states have return successors, (1733), 1686 states have call predecessors, (1733), 1718 states have call successors, (1733) [2022-11-18 18:43:16,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6321 states to 6321 states and 8645 transitions. [2022-11-18 18:43:16,332 INFO L78 Accepts]: Start accepts. Automaton has 6321 states and 8645 transitions. Word has length 75 [2022-11-18 18:43:16,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:43:16,335 INFO L495 AbstractCegarLoop]: Abstraction has 6321 states and 8645 transitions. [2022-11-18 18:43:16,335 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-18 18:43:16,335 INFO L276 IsEmpty]: Start isEmpty. Operand 6321 states and 8645 transitions. [2022-11-18 18:43:16,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-18 18:43:16,337 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:43:16,338 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:43:16,338 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 18:43:16,339 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:43:16,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:43:16,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1071986505, now seen corresponding path program 1 times [2022-11-18 18:43:16,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:43:16,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678703330] [2022-11-18 18:43:16,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:43:16,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:43:16,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:16,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:43:16,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:16,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:43:16,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:16,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:43:16,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:16,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:43:16,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:16,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:43:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:17,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:43:17,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:17,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 18:43:17,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:17,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-18 18:43:17,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:17,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:43:17,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:17,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-18 18:43:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:17,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-18 18:43:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:17,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 18:43:17,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:17,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 18:43:17,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:43:17,133 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 18:43:17,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:43:17,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678703330] [2022-11-18 18:43:17,134 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1678703330] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:43:17,134 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:43:17,134 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:43:17,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422913507] [2022-11-18 18:43:17,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:43:17,135 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:43:17,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:43:17,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:43:17,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:43:17,137 INFO L87 Difference]: Start difference. First operand 6321 states and 8645 transitions. Second operand has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-18 18:43:22,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:43:42,491 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 [] [2022-11-18 18:44:00,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:44:00,478 INFO L93 Difference]: Finished difference Result 12549 states and 17420 transitions. [2022-11-18 18:44:00,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-18 18:44:00,479 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (14), 5 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 81 [2022-11-18 18:44:00,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:44:00,558 INFO L225 Difference]: With dead ends: 12549 [2022-11-18 18:44:00,559 INFO L226 Difference]: Without dead ends: 12547 [2022-11-18 18:44:00,567 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2022-11-18 18:44:00,568 INFO L413 NwaCegarLoop]: 1744 mSDtfsCounter, 12087 mSDsluCounter, 3983 mSDsCounter, 0 mSdLazyCounter, 14437 mSolverCounterSat, 8434 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12449 SdHoareTripleChecker+Valid, 5727 SdHoareTripleChecker+Invalid, 22873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8434 IncrementalHoareTripleChecker+Valid, 14437 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.7s IncrementalHoareTripleChecker+Time [2022-11-18 18:44:00,569 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12449 Valid, 5727 Invalid, 22873 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8434 Valid, 14437 Invalid, 2 Unknown, 0 Unchecked, 41.7s Time] [2022-11-18 18:44:00,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12547 states. [2022-11-18 18:44:01,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12547 to 11532. [2022-11-18 18:44:01,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11532 states, 7589 states have (on average 1.2507576755830807) internal successors, (9492), 7842 states have internal predecessors, (9492), 3159 states have call successors, (3159), 747 states have call predecessors, (3159), 751 states have return successors, (3204), 3089 states have call predecessors, (3204), 3157 states have call successors, (3204) [2022-11-18 18:44:01,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11532 states to 11532 states and 15855 transitions. [2022-11-18 18:44:01,545 INFO L78 Accepts]: Start accepts. Automaton has 11532 states and 15855 transitions. Word has length 81 [2022-11-18 18:44:01,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:44:01,546 INFO L495 AbstractCegarLoop]: Abstraction has 11532 states and 15855 transitions. [2022-11-18 18:44:01,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-18 18:44:01,547 INFO L276 IsEmpty]: Start isEmpty. Operand 11532 states and 15855 transitions. [2022-11-18 18:44:01,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-18 18:44:01,550 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:44:01,550 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:44:01,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 18:44:01,551 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:44:01,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:44:01,552 INFO L85 PathProgramCache]: Analyzing trace with hash -850873221, now seen corresponding path program 1 times [2022-11-18 18:44:01,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:44:01,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719137828] [2022-11-18 18:44:01,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:44:01,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:44:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:02,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:44:02,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:02,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:44:02,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:02,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:44:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:02,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:44:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:02,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:44:02,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:02,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:44:02,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:02,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 18:44:02,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:02,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-18 18:44:02,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:02,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:44:02,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:02,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-18 18:44:02,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:02,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-18 18:44:02,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:02,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 18:44:02,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:02,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 18:44:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:02,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 18:44:02,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:02,313 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 18:44:02,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:44:02,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719137828] [2022-11-18 18:44:02,314 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719137828] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:44:02,314 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:44:02,314 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:44:02,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44703109] [2022-11-18 18:44:02,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:44:02,316 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:44:02,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:44:02,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:44:02,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:44:02,318 INFO L87 Difference]: Start difference. First operand 11532 states and 15855 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-18 18:44:07,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:44:40,444 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 [] [2022-11-18 18:44:49,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:44:49,272 INFO L93 Difference]: Finished difference Result 23962 states and 33702 transitions. [2022-11-18 18:44:49,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-18 18:44:49,273 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (15), 5 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 87 [2022-11-18 18:44:49,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:44:49,389 INFO L225 Difference]: With dead ends: 23962 [2022-11-18 18:44:49,389 INFO L226 Difference]: Without dead ends: 23960 [2022-11-18 18:44:49,405 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2022-11-18 18:44:49,406 INFO L413 NwaCegarLoop]: 2103 mSDtfsCounter, 11079 mSDsluCounter, 5031 mSDsCounter, 0 mSdLazyCounter, 16067 mSolverCounterSat, 7859 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11423 SdHoareTripleChecker+Valid, 7134 SdHoareTripleChecker+Invalid, 23928 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7859 IncrementalHoareTripleChecker+Valid, 16067 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.8s IncrementalHoareTripleChecker+Time [2022-11-18 18:44:49,407 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11423 Valid, 7134 Invalid, 23928 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7859 Valid, 16067 Invalid, 2 Unknown, 0 Unchecked, 44.8s Time] [2022-11-18 18:44:49,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23960 states. [2022-11-18 18:44:50,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23960 to 22464. [2022-11-18 18:44:50,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22464 states, 14804 states have (on average 1.2517562820859227) internal successors, (18531), 15283 states have internal predecessors, (18531), 6136 states have call successors, (6136), 1423 states have call predecessors, (6136), 1491 states have return successors, (6649), 6043 states have call predecessors, (6649), 6134 states have call successors, (6649) [2022-11-18 18:44:51,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22464 states to 22464 states and 31316 transitions. [2022-11-18 18:44:51,198 INFO L78 Accepts]: Start accepts. Automaton has 22464 states and 31316 transitions. Word has length 87 [2022-11-18 18:44:51,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:44:51,199 INFO L495 AbstractCegarLoop]: Abstraction has 22464 states and 31316 transitions. [2022-11-18 18:44:51,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-18 18:44:51,199 INFO L276 IsEmpty]: Start isEmpty. Operand 22464 states and 31316 transitions. [2022-11-18 18:44:51,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-18 18:44:51,200 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:44:51,201 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:44:51,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 18:44:51,201 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:44:51,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:44:51,202 INFO L85 PathProgramCache]: Analyzing trace with hash -2067648306, now seen corresponding path program 1 times [2022-11-18 18:44:51,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:44:51,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621515292] [2022-11-18 18:44:51,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:44:51,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:44:51,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:51,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:44:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:51,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:44:51,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:51,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:44:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:51,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:44:51,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:51,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:44:51,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:51,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:44:51,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:51,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 18:44:51,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:51,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-18 18:44:51,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:51,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:44:51,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:51,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-18 18:44:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:51,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-18 18:44:51,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:51,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 18:44:51,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:51,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 18:44:51,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:52,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 18:44:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:52,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 18:44:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:44:52,026 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 18:44:52,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:44:52,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621515292] [2022-11-18 18:44:52,027 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621515292] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:44:52,027 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:44:52,027 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:44:52,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814883529] [2022-11-18 18:44:52,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:44:52,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:44:52,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:44:52,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:44:52,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:44:52,029 INFO L87 Difference]: Start difference. First operand 22464 states and 31316 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-18 18:45:00,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:45:16,778 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 [] [2022-11-18 18:45:25,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:45:25,758 INFO L93 Difference]: Finished difference Result 23634 states and 33318 transitions. [2022-11-18 18:45:25,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 18:45:25,758 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (16), 5 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 93 [2022-11-18 18:45:25,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:45:25,918 INFO L225 Difference]: With dead ends: 23634 [2022-11-18 18:45:25,919 INFO L226 Difference]: Without dead ends: 23632 [2022-11-18 18:45:25,932 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 18:45:25,933 INFO L413 NwaCegarLoop]: 1402 mSDtfsCounter, 9089 mSDsluCounter, 2991 mSDsCounter, 0 mSdLazyCounter, 10429 mSolverCounterSat, 5820 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9457 SdHoareTripleChecker+Valid, 4393 SdHoareTripleChecker+Invalid, 16251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5820 IncrementalHoareTripleChecker+Valid, 10429 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.0s IncrementalHoareTripleChecker+Time [2022-11-18 18:45:25,933 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9457 Valid, 4393 Invalid, 16251 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5820 Valid, 10429 Invalid, 2 Unknown, 0 Unchecked, 32.0s Time] [2022-11-18 18:45:25,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23632 states. [2022-11-18 18:45:27,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23632 to 22480. [2022-11-18 18:45:27,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22480 states, 14818 states have (on average 1.2515859090295587) internal successors, (18546), 15295 states have internal predecessors, (18546), 6136 states have call successors, (6136), 1423 states have call predecessors, (6136), 1494 states have return successors, (6671), 6047 states have call predecessors, (6671), 6134 states have call successors, (6671) [2022-11-18 18:45:27,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22480 states to 22480 states and 31353 transitions. [2022-11-18 18:45:27,748 INFO L78 Accepts]: Start accepts. Automaton has 22480 states and 31353 transitions. Word has length 93 [2022-11-18 18:45:27,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:45:27,749 INFO L495 AbstractCegarLoop]: Abstraction has 22480 states and 31353 transitions. [2022-11-18 18:45:27,749 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-18 18:45:27,749 INFO L276 IsEmpty]: Start isEmpty. Operand 22480 states and 31353 transitions. [2022-11-18 18:45:27,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-18 18:45:27,755 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:45:27,755 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:45:27,755 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 18:45:27,756 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:45:27,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:45:27,756 INFO L85 PathProgramCache]: Analyzing trace with hash 1055097891, now seen corresponding path program 1 times [2022-11-18 18:45:27,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:45:27,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874935581] [2022-11-18 18:45:27,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:45:27,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:45:27,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:45:28,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:45:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:45:28,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:45:28,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:45:28,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:45:28,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:45:28,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:45:28,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:45:28,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:45:28,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:45:28,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:45:28,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:45:28,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 18:45:28,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:45:28,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-18 18:45:28,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:45:28,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:45:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:45:28,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-18 18:45:28,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:45:28,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-18 18:45:28,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:45:28,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 18:45:28,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:45:28,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 18:45:28,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:45:28,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 18:45:28,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:45:28,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 18:45:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:45:28,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 18:45:28,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:45:28,460 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 18:45:28,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:45:28,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874935581] [2022-11-18 18:45:28,461 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874935581] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:45:28,461 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:45:28,462 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:45:28,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775543353] [2022-11-18 18:45:28,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:45:28,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:45:28,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:45:28,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:45:28,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:45:28,464 INFO L87 Difference]: Start difference. First operand 22480 states and 31353 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-18 18:45:34,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:45:55,429 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 [] [2022-11-18 18:46:02,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:46:02,425 INFO L93 Difference]: Finished difference Result 23632 states and 33316 transitions. [2022-11-18 18:46:02,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 18:46:02,425 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (17), 5 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 99 [2022-11-18 18:46:02,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:46:02,530 INFO L225 Difference]: With dead ends: 23632 [2022-11-18 18:46:02,530 INFO L226 Difference]: Without dead ends: 23630 [2022-11-18 18:46:02,548 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 18:46:02,549 INFO L413 NwaCegarLoop]: 1402 mSDtfsCounter, 9081 mSDsluCounter, 2991 mSDsCounter, 0 mSdLazyCounter, 10422 mSolverCounterSat, 5823 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9448 SdHoareTripleChecker+Valid, 4393 SdHoareTripleChecker+Invalid, 16247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5823 IncrementalHoareTripleChecker+Valid, 10422 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.9s IncrementalHoareTripleChecker+Time [2022-11-18 18:46:02,549 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9448 Valid, 4393 Invalid, 16247 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5823 Valid, 10422 Invalid, 2 Unknown, 0 Unchecked, 31.9s Time] [2022-11-18 18:46:02,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23630 states. [2022-11-18 18:46:03,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23630 to 22478. [2022-11-18 18:46:03,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22478 states, 14817 states have (on average 1.251535398528717) internal successors, (18544), 15293 states have internal predecessors, (18544), 6136 states have call successors, (6136), 1423 states have call predecessors, (6136), 1494 states have return successors, (6671), 6047 states have call predecessors, (6671), 6134 states have call successors, (6671) [2022-11-18 18:46:04,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22478 states to 22478 states and 31351 transitions. [2022-11-18 18:46:04,087 INFO L78 Accepts]: Start accepts. Automaton has 22478 states and 31351 transitions. Word has length 99 [2022-11-18 18:46:04,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:46:04,088 INFO L495 AbstractCegarLoop]: Abstraction has 22478 states and 31351 transitions. [2022-11-18 18:46:04,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-18 18:46:04,089 INFO L276 IsEmpty]: Start isEmpty. Operand 22478 states and 31351 transitions. [2022-11-18 18:46:04,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-18 18:46:04,090 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:46:04,091 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:46:04,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-18 18:46:04,091 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:46:04,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:46:04,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1431115134, now seen corresponding path program 1 times [2022-11-18 18:46:04,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:46:04,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430145473] [2022-11-18 18:46:04,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:46:04,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:46:04,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:04,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:46:04,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:04,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:46:04,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:04,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:46:04,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:04,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:46:04,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:04,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:46:04,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:04,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:46:04,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:04,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 18:46:04,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:04,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-18 18:46:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:04,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:46:04,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:04,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-18 18:46:04,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:04,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-18 18:46:04,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:04,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 18:46:04,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:04,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 18:46:04,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:04,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 18:46:04,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:04,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 18:46:04,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:04,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 18:46:04,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:04,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 18:46:04,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:04,729 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 18:46:04,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:46:04,729 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430145473] [2022-11-18 18:46:04,730 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430145473] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:46:04,730 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:46:04,730 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:46:04,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86547623] [2022-11-18 18:46:04,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:46:04,731 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:46:04,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:46:04,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:46:04,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:46:04,732 INFO L87 Difference]: Start difference. First operand 22478 states and 31351 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-18 18:46:10,221 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 [] [2022-11-18 18:46:31,034 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 [] [2022-11-18 18:46:37,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:46:37,732 INFO L93 Difference]: Finished difference Result 23630 states and 33314 transitions. [2022-11-18 18:46:37,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 18:46:37,733 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (18), 5 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 105 [2022-11-18 18:46:37,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:46:37,832 INFO L225 Difference]: With dead ends: 23630 [2022-11-18 18:46:37,832 INFO L226 Difference]: Without dead ends: 23628 [2022-11-18 18:46:37,848 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 18:46:37,848 INFO L413 NwaCegarLoop]: 1402 mSDtfsCounter, 9070 mSDsluCounter, 2991 mSDsCounter, 0 mSdLazyCounter, 10420 mSolverCounterSat, 5823 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9436 SdHoareTripleChecker+Valid, 4393 SdHoareTripleChecker+Invalid, 16245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5823 IncrementalHoareTripleChecker+Valid, 10420 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.7s IncrementalHoareTripleChecker+Time [2022-11-18 18:46:37,849 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9436 Valid, 4393 Invalid, 16245 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5823 Valid, 10420 Invalid, 2 Unknown, 0 Unchecked, 30.7s Time] [2022-11-18 18:46:37,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23628 states. [2022-11-18 18:46:39,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23628 to 22476. [2022-11-18 18:46:39,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22476 states, 14816 states have (on average 1.2514848812095032) internal successors, (18542), 15291 states have internal predecessors, (18542), 6136 states have call successors, (6136), 1423 states have call predecessors, (6136), 1494 states have return successors, (6671), 6047 states have call predecessors, (6671), 6134 states have call successors, (6671) [2022-11-18 18:46:39,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22476 states to 22476 states and 31349 transitions. [2022-11-18 18:46:39,592 INFO L78 Accepts]: Start accepts. Automaton has 22476 states and 31349 transitions. Word has length 105 [2022-11-18 18:46:39,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:46:39,593 INFO L495 AbstractCegarLoop]: Abstraction has 22476 states and 31349 transitions. [2022-11-18 18:46:39,593 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-18 18:46:39,593 INFO L276 IsEmpty]: Start isEmpty. Operand 22476 states and 31349 transitions. [2022-11-18 18:46:39,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-18 18:46:39,596 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:46:39,596 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:46:39,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-18 18:46:39,596 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:46:39,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:46:39,597 INFO L85 PathProgramCache]: Analyzing trace with hash 27443595, now seen corresponding path program 1 times [2022-11-18 18:46:39,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:46:39,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781862548] [2022-11-18 18:46:39,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:46:39,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:46:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:40,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:46:40,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:40,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:46:40,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:40,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:46:40,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:40,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:46:40,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:40,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:46:40,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:40,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:46:40,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:40,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 18:46:40,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:40,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-18 18:46:40,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:40,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:46:40,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:40,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-18 18:46:40,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:40,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-18 18:46:40,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:40,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 18:46:40,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:40,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 18:46:40,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:40,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 18:46:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:40,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 18:46:40,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:40,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 18:46:40,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:40,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 18:46:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:40,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 18:46:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:40,401 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 18:46:40,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:46:40,402 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781862548] [2022-11-18 18:46:40,402 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781862548] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:46:40,402 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:46:40,402 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:46:40,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656101084] [2022-11-18 18:46:40,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:46:40,403 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:46:40,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:46:40,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:46:40,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:46:40,404 INFO L87 Difference]: Start difference. First operand 22476 states and 31349 transitions. Second operand has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-18 18:46:49,006 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 [] [2022-11-18 18:47:05,371 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 [] [2022-11-18 18:47:14,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:47:14,391 INFO L93 Difference]: Finished difference Result 23628 states and 33312 transitions. [2022-11-18 18:47:14,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 18:47:14,392 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (19), 5 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 111 [2022-11-18 18:47:14,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:47:14,495 INFO L225 Difference]: With dead ends: 23628 [2022-11-18 18:47:14,495 INFO L226 Difference]: Without dead ends: 23626 [2022-11-18 18:47:14,509 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 18:47:14,509 INFO L413 NwaCegarLoop]: 1403 mSDtfsCounter, 9069 mSDsluCounter, 2991 mSDsCounter, 0 mSdLazyCounter, 10417 mSolverCounterSat, 5820 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9433 SdHoareTripleChecker+Valid, 4394 SdHoareTripleChecker+Invalid, 16239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5820 IncrementalHoareTripleChecker+Valid, 10417 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.6s IncrementalHoareTripleChecker+Time [2022-11-18 18:47:14,510 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9433 Valid, 4394 Invalid, 16239 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5820 Valid, 10417 Invalid, 2 Unknown, 0 Unchecked, 31.6s Time] [2022-11-18 18:47:14,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23626 states. [2022-11-18 18:47:15,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23626 to 22474. [2022-11-18 18:47:15,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22474 states, 14815 states have (on average 1.2514343570705366) internal successors, (18540), 15289 states have internal predecessors, (18540), 6136 states have call successors, (6136), 1423 states have call predecessors, (6136), 1494 states have return successors, (6671), 6047 states have call predecessors, (6671), 6134 states have call successors, (6671) [2022-11-18 18:47:16,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22474 states to 22474 states and 31347 transitions. [2022-11-18 18:47:16,046 INFO L78 Accepts]: Start accepts. Automaton has 22474 states and 31347 transitions. Word has length 111 [2022-11-18 18:47:16,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:47:16,046 INFO L495 AbstractCegarLoop]: Abstraction has 22474 states and 31347 transitions. [2022-11-18 18:47:16,046 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-18 18:47:16,046 INFO L276 IsEmpty]: Start isEmpty. Operand 22474 states and 31347 transitions. [2022-11-18 18:47:16,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-18 18:47:16,048 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:47:16,049 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:47:16,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-18 18:47:16,049 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:47:16,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:47:16,050 INFO L85 PathProgramCache]: Analyzing trace with hash 603695790, now seen corresponding path program 1 times [2022-11-18 18:47:16,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:47:16,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31455814] [2022-11-18 18:47:16,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:47:16,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:47:16,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:16,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:47:16,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:16,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:47:16,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:16,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:47:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:16,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:47:16,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:16,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:47:16,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:16,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:47:16,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:16,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 18:47:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:16,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-18 18:47:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:16,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:47:16,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:16,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-18 18:47:16,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:16,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-18 18:47:16,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:16,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 18:47:16,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:16,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 18:47:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:16,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 18:47:16,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:16,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 18:47:16,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:16,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 18:47:16,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:16,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 18:47:16,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:16,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 18:47:16,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:16,942 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 18:47:16,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:47:16,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31455814] [2022-11-18 18:47:16,943 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31455814] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:47:16,943 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:47:16,943 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:47:16,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917613905] [2022-11-18 18:47:16,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:47:16,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:47:16,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:47:16,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:47:16,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:47:16,946 INFO L87 Difference]: Start difference. First operand 22474 states and 31347 transitions. Second operand has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-18 18:47:22,168 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 [] [2022-11-18 18:47:42,649 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 [] [2022-11-18 18:47:49,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:47:49,286 INFO L93 Difference]: Finished difference Result 23626 states and 33310 transitions. [2022-11-18 18:47:49,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 18:47:49,286 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (19), 5 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 113 [2022-11-18 18:47:49,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:47:49,363 INFO L225 Difference]: With dead ends: 23626 [2022-11-18 18:47:49,363 INFO L226 Difference]: Without dead ends: 23624 [2022-11-18 18:47:49,375 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 18:47:49,375 INFO L413 NwaCegarLoop]: 1401 mSDtfsCounter, 9055 mSDsluCounter, 2991 mSDsCounter, 0 mSdLazyCounter, 10406 mSolverCounterSat, 5823 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9421 SdHoareTripleChecker+Valid, 4392 SdHoareTripleChecker+Invalid, 16231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5823 IncrementalHoareTripleChecker+Valid, 10406 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.0s IncrementalHoareTripleChecker+Time [2022-11-18 18:47:49,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9421 Valid, 4392 Invalid, 16231 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5823 Valid, 10406 Invalid, 2 Unknown, 0 Unchecked, 30.0s Time] [2022-11-18 18:47:49,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23624 states. [2022-11-18 18:47:50,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23624 to 22472. [2022-11-18 18:47:50,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22472 states, 14814 states have (on average 1.251383826110436) internal successors, (18538), 15287 states have internal predecessors, (18538), 6136 states have call successors, (6136), 1423 states have call predecessors, (6136), 1494 states have return successors, (6671), 6047 states have call predecessors, (6671), 6134 states have call successors, (6671) [2022-11-18 18:47:50,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22472 states to 22472 states and 31345 transitions. [2022-11-18 18:47:50,975 INFO L78 Accepts]: Start accepts. Automaton has 22472 states and 31345 transitions. Word has length 113 [2022-11-18 18:47:50,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:47:50,975 INFO L495 AbstractCegarLoop]: Abstraction has 22472 states and 31345 transitions. [2022-11-18 18:47:50,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-18 18:47:50,976 INFO L276 IsEmpty]: Start isEmpty. Operand 22472 states and 31345 transitions. [2022-11-18 18:47:50,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-18 18:47:50,978 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:47:50,978 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:47:50,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-18 18:47:50,978 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:47:50,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:47:50,980 INFO L85 PathProgramCache]: Analyzing trace with hash 50508958, now seen corresponding path program 1 times [2022-11-18 18:47:50,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:47:50,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160934081] [2022-11-18 18:47:50,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:47:50,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:47:51,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:47:51,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:47:51,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:47:51,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:47:51,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:47:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:47:51,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 18:47:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-18 18:47:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:47:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-18 18:47:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-18 18:47:51,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 18:47:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 18:47:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 18:47:51,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 18:47:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 18:47:51,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 18:47:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 18:47:51,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 18:47:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,640 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 18:47:51,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:47:51,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160934081] [2022-11-18 18:47:51,641 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160934081] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:47:51,641 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:47:51,641 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:47:51,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742950083] [2022-11-18 18:47:51,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:47:51,642 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:47:51,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:47:51,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:47:51,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:47:51,643 INFO L87 Difference]: Start difference. First operand 22472 states and 31345 transitions. Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-18 18:47:57,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:48:18,804 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 [] [2022-11-18 18:48:26,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:48:26,409 INFO L93 Difference]: Finished difference Result 23624 states and 33308 transitions. [2022-11-18 18:48:26,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 18:48:26,410 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (20), 5 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 119 [2022-11-18 18:48:26,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:48:26,495 INFO L225 Difference]: With dead ends: 23624 [2022-11-18 18:48:26,495 INFO L226 Difference]: Without dead ends: 23622 [2022-11-18 18:48:26,503 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 18:48:26,503 INFO L413 NwaCegarLoop]: 1403 mSDtfsCounter, 9046 mSDsluCounter, 2991 mSDsCounter, 0 mSdLazyCounter, 10415 mSolverCounterSat, 5820 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9409 SdHoareTripleChecker+Valid, 4394 SdHoareTripleChecker+Invalid, 16237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5820 IncrementalHoareTripleChecker+Valid, 10415 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.2s IncrementalHoareTripleChecker+Time [2022-11-18 18:48:26,504 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9409 Valid, 4394 Invalid, 16237 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5820 Valid, 10415 Invalid, 2 Unknown, 0 Unchecked, 32.2s Time] [2022-11-18 18:48:26,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23622 states. [2022-11-18 18:48:27,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23622 to 22470. [2022-11-18 18:48:27,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22470 states, 14813 states have (on average 1.25133328832782) internal successors, (18536), 15285 states have internal predecessors, (18536), 6136 states have call successors, (6136), 1423 states have call predecessors, (6136), 1494 states have return successors, (6671), 6047 states have call predecessors, (6671), 6134 states have call successors, (6671) [2022-11-18 18:48:28,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22470 states to 22470 states and 31343 transitions. [2022-11-18 18:48:28,053 INFO L78 Accepts]: Start accepts. Automaton has 22470 states and 31343 transitions. Word has length 119 [2022-11-18 18:48:28,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:48:28,053 INFO L495 AbstractCegarLoop]: Abstraction has 22470 states and 31343 transitions. [2022-11-18 18:48:28,054 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-18 18:48:28,054 INFO L276 IsEmpty]: Start isEmpty. Operand 22470 states and 31343 transitions. [2022-11-18 18:48:28,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-18 18:48:28,056 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:48:28,056 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:48:28,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-18 18:48:28,057 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:48:28,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:48:28,057 INFO L85 PathProgramCache]: Analyzing trace with hash -1764112569, now seen corresponding path program 1 times [2022-11-18 18:48:28,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:48:28,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18441201] [2022-11-18 18:48:28,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:48:28,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:48:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:48:28,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:48:28,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:48:28,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:48:28,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:48:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:48:28,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 18:48:28,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-18 18:48:28,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:48:28,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-18 18:48:28,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-18 18:48:28,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 18:48:28,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 18:48:28,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 18:48:28,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 18:48:28,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 18:48:28,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 18:48:28,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 18:48:28,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 18:48:28,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-18 18:48:28,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:28,875 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 18:48:28,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:48:28,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18441201] [2022-11-18 18:48:28,876 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18441201] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:48:28,876 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:48:28,876 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:48:28,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420595897] [2022-11-18 18:48:28,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:48:28,877 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:48:28,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:48:28,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:48:28,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:48:28,879 INFO L87 Difference]: Start difference. First operand 22470 states and 31343 transitions. Second operand has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-18 18:48:34,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:48:54,944 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 [] [2022-11-18 18:49:01,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:49:01,442 INFO L93 Difference]: Finished difference Result 23622 states and 33306 transitions. [2022-11-18 18:49:01,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 18:49:01,443 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (21), 5 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 125 [2022-11-18 18:49:01,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:49:01,518 INFO L225 Difference]: With dead ends: 23622 [2022-11-18 18:49:01,519 INFO L226 Difference]: Without dead ends: 23620 [2022-11-18 18:49:01,530 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 18:49:01,531 INFO L413 NwaCegarLoop]: 1401 mSDtfsCounter, 9041 mSDsluCounter, 2991 mSDsCounter, 0 mSdLazyCounter, 10398 mSolverCounterSat, 5823 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9405 SdHoareTripleChecker+Valid, 4392 SdHoareTripleChecker+Invalid, 16223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5823 IncrementalHoareTripleChecker+Valid, 10398 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.1s IncrementalHoareTripleChecker+Time [2022-11-18 18:49:01,531 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9405 Valid, 4392 Invalid, 16223 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5823 Valid, 10398 Invalid, 2 Unknown, 0 Unchecked, 30.1s Time] [2022-11-18 18:49:01,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23620 states. [2022-11-18 18:49:03,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23620 to 22468. [2022-11-18 18:49:03,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22468 states, 14812 states have (on average 1.251282743721307) internal successors, (18534), 15283 states have internal predecessors, (18534), 6136 states have call successors, (6136), 1423 states have call predecessors, (6136), 1494 states have return successors, (6671), 6047 states have call predecessors, (6671), 6134 states have call successors, (6671) [2022-11-18 18:49:03,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22468 states to 22468 states and 31341 transitions. [2022-11-18 18:49:03,148 INFO L78 Accepts]: Start accepts. Automaton has 22468 states and 31341 transitions. Word has length 125 [2022-11-18 18:49:03,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:49:03,148 INFO L495 AbstractCegarLoop]: Abstraction has 22468 states and 31341 transitions. [2022-11-18 18:49:03,148 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-18 18:49:03,149 INFO L276 IsEmpty]: Start isEmpty. Operand 22468 states and 31341 transitions. [2022-11-18 18:49:03,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-18 18:49:03,150 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:49:03,150 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:49:03,150 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-18 18:49:03,150 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:49:03,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:49:03,151 INFO L85 PathProgramCache]: Analyzing trace with hash 974999903, now seen corresponding path program 1 times [2022-11-18 18:49:03,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:49:03,151 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211670611] [2022-11-18 18:49:03,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:49:03,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:49:03,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:49:03,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:49:03,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:49:03,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:49:03,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:49:03,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:49:03,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 18:49:03,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-18 18:49:03,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:49:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-18 18:49:03,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-18 18:49:03,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 18:49:03,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 18:49:03,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 18:49:03,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 18:49:03,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 18:49:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 18:49:03,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 18:49:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 18:49:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-18 18:49:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-18 18:49:03,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:03,917 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 18:49:03,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:49:03,918 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211670611] [2022-11-18 18:49:03,918 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211670611] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:49:03,918 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:49:03,918 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:49:03,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667802213] [2022-11-18 18:49:03,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:49:03,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:49:03,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:49:03,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:49:03,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:49:03,920 INFO L87 Difference]: Start difference. First operand 22468 states and 31341 transitions. Second operand has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-18 18:49:13,189 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 [] [2022-11-18 18:49:29,189 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 [] [2022-11-18 18:49:38,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:49:38,564 INFO L93 Difference]: Finished difference Result 23620 states and 33304 transitions. [2022-11-18 18:49:38,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 18:49:38,565 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (22), 5 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 131 [2022-11-18 18:49:38,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:49:38,617 INFO L225 Difference]: With dead ends: 23620 [2022-11-18 18:49:38,617 INFO L226 Difference]: Without dead ends: 23618 [2022-11-18 18:49:38,623 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 18:49:38,624 INFO L413 NwaCegarLoop]: 1401 mSDtfsCounter, 9033 mSDsluCounter, 2991 mSDsCounter, 0 mSdLazyCounter, 10400 mSolverCounterSat, 5817 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9396 SdHoareTripleChecker+Valid, 4392 SdHoareTripleChecker+Invalid, 16219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5817 IncrementalHoareTripleChecker+Valid, 10400 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.0s IncrementalHoareTripleChecker+Time [2022-11-18 18:49:38,624 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9396 Valid, 4392 Invalid, 16219 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5817 Valid, 10400 Invalid, 2 Unknown, 0 Unchecked, 32.0s Time] [2022-11-18 18:49:38,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23618 states. [2022-11-18 18:49:40,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23618 to 22466. [2022-11-18 18:49:40,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22466 states, 14811 states have (on average 1.2512321922895147) internal successors, (18532), 15281 states have internal predecessors, (18532), 6136 states have call successors, (6136), 1423 states have call predecessors, (6136), 1494 states have return successors, (6671), 6047 states have call predecessors, (6671), 6134 states have call successors, (6671) [2022-11-18 18:49:40,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22466 states to 22466 states and 31339 transitions. [2022-11-18 18:49:40,895 INFO L78 Accepts]: Start accepts. Automaton has 22466 states and 31339 transitions. Word has length 131 [2022-11-18 18:49:40,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:49:40,895 INFO L495 AbstractCegarLoop]: Abstraction has 22466 states and 31339 transitions. [2022-11-18 18:49:40,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-18 18:49:40,895 INFO L276 IsEmpty]: Start isEmpty. Operand 22466 states and 31339 transitions. [2022-11-18 18:49:40,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-18 18:49:40,896 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:49:40,897 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:49:40,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-18 18:49:40,897 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:49:40,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:49:40,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1929432809, now seen corresponding path program 1 times [2022-11-18 18:49:40,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:49:40,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136432235] [2022-11-18 18:49:40,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:49:40,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:49:40,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:49:41,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:49:41,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:49:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:49:41,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:49:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:49:41,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 18:49:41,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-18 18:49:41,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:49:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-18 18:49:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-18 18:49:41,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 18:49:41,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 18:49:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 18:49:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 18:49:41,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 18:49:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 18:49:41,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 18:49:41,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 18:49:41,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-18 18:49:41,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-18 18:49:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-18 18:49:41,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:49:41,545 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 18:49:41,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:49:41,546 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136432235] [2022-11-18 18:49:41,546 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1136432235] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:49:41,546 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:49:41,546 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:49:41,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331064798] [2022-11-18 18:49:41,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:49:41,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:49:41,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:49:41,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:49:41,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:49:41,548 INFO L87 Difference]: Start difference. First operand 22466 states and 31339 transitions. Second operand has 7 states, 7 states have (on average 12.0) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-18 18:49:46,949 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 [] [2022-11-18 18:50:08,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:50:10,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:50:16,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:50:16,664 INFO L93 Difference]: Finished difference Result 23618 states and 33302 transitions. [2022-11-18 18:50:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 18:50:16,664 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (23), 5 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 137 [2022-11-18 18:50:16,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:50:16,719 INFO L225 Difference]: With dead ends: 23618 [2022-11-18 18:50:16,719 INFO L226 Difference]: Without dead ends: 23616 [2022-11-18 18:50:16,726 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 18:50:16,727 INFO L413 NwaCegarLoop]: 1403 mSDtfsCounter, 9022 mSDsluCounter, 2991 mSDsCounter, 0 mSdLazyCounter, 10400 mSolverCounterSat, 5823 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9382 SdHoareTripleChecker+Valid, 4394 SdHoareTripleChecker+Invalid, 16225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5823 IncrementalHoareTripleChecker+Valid, 10400 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.2s IncrementalHoareTripleChecker+Time [2022-11-18 18:50:16,727 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9382 Valid, 4394 Invalid, 16225 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5823 Valid, 10400 Invalid, 2 Unknown, 0 Unchecked, 32.2s Time] [2022-11-18 18:50:16,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23616 states. [2022-11-18 18:50:18,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23616 to 22464. [2022-11-18 18:50:18,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22464 states, 14810 states have (on average 1.2511816340310602) internal successors, (18530), 15279 states have internal predecessors, (18530), 6136 states have call successors, (6136), 1423 states have call predecessors, (6136), 1494 states have return successors, (6671), 6047 states have call predecessors, (6671), 6134 states have call successors, (6671) [2022-11-18 18:50:18,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22464 states to 22464 states and 31337 transitions. [2022-11-18 18:50:18,427 INFO L78 Accepts]: Start accepts. Automaton has 22464 states and 31337 transitions. Word has length 137 [2022-11-18 18:50:18,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:50:18,428 INFO L495 AbstractCegarLoop]: Abstraction has 22464 states and 31337 transitions. [2022-11-18 18:50:18,428 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-18 18:50:18,428 INFO L276 IsEmpty]: Start isEmpty. Operand 22464 states and 31337 transitions. [2022-11-18 18:50:18,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-18 18:50:18,429 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:50:18,429 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:50:18,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-18 18:50:18,430 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:50:18,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:50:18,430 INFO L85 PathProgramCache]: Analyzing trace with hash -837943176, now seen corresponding path program 1 times [2022-11-18 18:50:18,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:50:18,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871213346] [2022-11-18 18:50:18,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:50:18,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:50:18,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:18,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:50:18,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:18,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:50:18,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:18,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:50:18,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:18,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:50:18,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:18,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:50:18,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:18,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:50:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:18,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 18:50:18,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:19,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-18 18:50:19,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:19,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:50:19,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:19,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-18 18:50:19,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:19,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-18 18:50:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:19,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 18:50:19,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:19,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 18:50:19,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:19,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 18:50:19,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:19,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 18:50:19,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:19,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 18:50:19,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:19,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 18:50:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:19,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 18:50:19,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:19,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 18:50:19,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:19,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-18 18:50:19,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:19,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-18 18:50:19,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:19,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-18 18:50:19,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:19,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-18 18:50:19,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:19,257 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 18:50:19,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:50:19,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871213346] [2022-11-18 18:50:19,258 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871213346] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:50:19,258 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:50:19,258 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:50:19,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704593843] [2022-11-18 18:50:19,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:50:19,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:50:19,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:50:19,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:50:19,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:50:19,261 INFO L87 Difference]: Start difference. First operand 22464 states and 31337 transitions. Second operand has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-18 18:50:28,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:50:45,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:50:54,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:50:54,437 INFO L93 Difference]: Finished difference Result 23616 states and 33300 transitions. [2022-11-18 18:50:54,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 18:50:54,437 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (24), 5 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 143 [2022-11-18 18:50:54,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:50:54,499 INFO L225 Difference]: With dead ends: 23616 [2022-11-18 18:50:54,500 INFO L226 Difference]: Without dead ends: 23614 [2022-11-18 18:50:54,510 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 18:50:54,510 INFO L413 NwaCegarLoop]: 1401 mSDtfsCounter, 9017 mSDsluCounter, 2991 mSDsCounter, 0 mSdLazyCounter, 10392 mSolverCounterSat, 5817 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9378 SdHoareTripleChecker+Valid, 4392 SdHoareTripleChecker+Invalid, 16211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5817 IncrementalHoareTripleChecker+Valid, 10392 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.1s IncrementalHoareTripleChecker+Time [2022-11-18 18:50:54,511 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9378 Valid, 4392 Invalid, 16211 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5817 Valid, 10392 Invalid, 2 Unknown, 0 Unchecked, 32.1s Time] [2022-11-18 18:50:54,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23614 states. [2022-11-18 18:50:56,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23614 to 22462. [2022-11-18 18:50:56,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22462 states, 14809 states have (on average 1.2511310689445607) internal successors, (18528), 15277 states have internal predecessors, (18528), 6136 states have call successors, (6136), 1423 states have call predecessors, (6136), 1494 states have return successors, (6671), 6047 states have call predecessors, (6671), 6134 states have call successors, (6671) [2022-11-18 18:50:56,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22462 states to 22462 states and 31335 transitions. [2022-11-18 18:50:56,467 INFO L78 Accepts]: Start accepts. Automaton has 22462 states and 31335 transitions. Word has length 143 [2022-11-18 18:50:56,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:50:56,468 INFO L495 AbstractCegarLoop]: Abstraction has 22462 states and 31335 transitions. [2022-11-18 18:50:56,468 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-18 18:50:56,468 INFO L276 IsEmpty]: Start isEmpty. Operand 22462 states and 31335 transitions. [2022-11-18 18:50:56,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-11-18 18:50:56,469 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:50:56,470 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:50:56,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-18 18:50:56,470 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_lib_find_bit_find_next_bitErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:50:56,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:50:56,471 INFO L85 PathProgramCache]: Analyzing trace with hash -1439315179, now seen corresponding path program 1 times [2022-11-18 18:50:56,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:50:56,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914295547] [2022-11-18 18:50:56,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:50:56,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:50:56,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:56,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:50:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:56,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:50:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:56,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:50:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:56,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:50:56,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:56,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:50:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:56,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-18 18:50:56,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:56,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:50:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:56,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:50:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:56,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-18 18:50:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-18 18:50:57,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-18 18:50:57,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-18 18:50:57,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:50:57,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:50:57,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 18:50:57,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-18 18:50:57,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:50:57,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:50:57,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 18:50:57,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-18 18:50:57,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:50:57,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:50:57,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 18:50:57,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-11-18 18:50:57,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-18 18:50:57,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-11-18 18:50:57,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-11-18 18:50:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-18 18:50:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:50:57,207 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-11-18 18:50:57,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:50:57,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914295547] [2022-11-18 18:50:57,208 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914295547] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:50:57,208 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:50:57,208 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:50:57,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776353455] [2022-11-18 18:50:57,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:50:57,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:50:57,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:50:57,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:50:57,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:50:57,211 INFO L87 Difference]: Start difference. First operand 22462 states and 31335 transitions. Second operand has 7 states, 7 states have (on average 10.0) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-18 18:51:08,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:51:28,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:51:37,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:51:37,685 INFO L93 Difference]: Finished difference Result 46457 states and 65275 transitions. [2022-11-18 18:51:37,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 18:51:37,685 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 167 [2022-11-18 18:51:37,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:51:37,791 INFO L225 Difference]: With dead ends: 46457 [2022-11-18 18:51:37,792 INFO L226 Difference]: Without dead ends: 24042 [2022-11-18 18:51:37,931 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 18:51:37,932 INFO L413 NwaCegarLoop]: 1406 mSDtfsCounter, 5972 mSDsluCounter, 3657 mSDsCounter, 0 mSdLazyCounter, 10289 mSolverCounterSat, 5259 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5972 SdHoareTripleChecker+Valid, 5063 SdHoareTripleChecker+Invalid, 15550 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5259 IncrementalHoareTripleChecker+Valid, 10289 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.9s IncrementalHoareTripleChecker+Time [2022-11-18 18:51:37,932 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5972 Valid, 5063 Invalid, 15550 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5259 Valid, 10289 Invalid, 2 Unknown, 0 Unchecked, 36.9s Time] [2022-11-18 18:51:37,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24042 states. [2022-11-18 18:51:41,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24042 to 22502. [2022-11-18 18:51:41,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22502 states, 14811 states have (on average 1.2505570184322463) internal successors, (18522), 15289 states have internal predecessors, (18522), 6168 states have call successors, (6168), 1423 states have call predecessors, (6168), 1500 states have return successors, (6723), 6077 states have call predecessors, (6723), 6166 states have call successors, (6723) [2022-11-18 18:51:41,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22502 states to 22502 states and 31413 transitions. [2022-11-18 18:51:41,423 INFO L78 Accepts]: Start accepts. Automaton has 22502 states and 31413 transitions. Word has length 167 [2022-11-18 18:51:41,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:51:41,424 INFO L495 AbstractCegarLoop]: Abstraction has 22502 states and 31413 transitions. [2022-11-18 18:51:41,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-18 18:51:41,425 INFO L276 IsEmpty]: Start isEmpty. Operand 22502 states and 31413 transitions. [2022-11-18 18:51:41,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-18 18:51:41,427 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:51:41,428 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:51:41,428 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-18 18:51:41,428 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:51:41,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:51:41,429 INFO L85 PathProgramCache]: Analyzing trace with hash -159676753, now seen corresponding path program 1 times [2022-11-18 18:51:41,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:51:41,429 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418229865] [2022-11-18 18:51:41,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:51:41,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:51:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:41,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:51:41,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:41,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:51:41,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:41,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:51:41,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:51:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:51:42,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:51:42,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 18:51:42,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-18 18:51:42,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:51:42,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-18 18:51:42,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-18 18:51:42,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 18:51:42,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 18:51:42,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 18:51:42,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 18:51:42,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 18:51:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 18:51:42,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 18:51:42,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 18:51:42,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-18 18:51:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-18 18:51:42,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-18 18:51:42,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-18 18:51:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-11-18 18:51:42,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:51:42,282 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 18:51:42,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:51:42,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418229865] [2022-11-18 18:51:42,285 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418229865] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:51:42,285 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:51:42,285 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:51:42,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035325164] [2022-11-18 18:51:42,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:51:42,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:51:42,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:51:42,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:51:42,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:51:42,288 INFO L87 Difference]: Start difference. First operand 22502 states and 31413 transitions. Second operand has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-18 18:51:53,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:52:12,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:52:22,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:52:22,945 INFO L93 Difference]: Finished difference Result 23614 states and 33300 transitions. [2022-11-18 18:52:22,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 18:52:22,946 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 149 [2022-11-18 18:52:22,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:52:23,042 INFO L225 Difference]: With dead ends: 23614 [2022-11-18 18:52:23,043 INFO L226 Difference]: Without dead ends: 23612 [2022-11-18 18:52:23,055 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 18:52:23,056 INFO L413 NwaCegarLoop]: 1402 mSDtfsCounter, 8970 mSDsluCounter, 2991 mSDsCounter, 0 mSdLazyCounter, 10362 mSolverCounterSat, 5807 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9329 SdHoareTripleChecker+Valid, 4393 SdHoareTripleChecker+Invalid, 16171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5807 IncrementalHoareTripleChecker+Valid, 10362 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.6s IncrementalHoareTripleChecker+Time [2022-11-18 18:52:23,056 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9329 Valid, 4393 Invalid, 16171 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5807 Valid, 10362 Invalid, 2 Unknown, 0 Unchecked, 36.6s Time] [2022-11-18 18:52:23,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23612 states. [2022-11-18 18:52:25,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23612 to 22500. [2022-11-18 18:52:25,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22500 states, 14810 states have (on average 1.25050641458474) internal successors, (18520), 15287 states have internal predecessors, (18520), 6168 states have call successors, (6168), 1423 states have call predecessors, (6168), 1500 states have return successors, (6723), 6077 states have call predecessors, (6723), 6166 states have call successors, (6723) [2022-11-18 18:52:25,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22500 states to 22500 states and 31411 transitions. [2022-11-18 18:52:25,886 INFO L78 Accepts]: Start accepts. Automaton has 22500 states and 31411 transitions. Word has length 149 [2022-11-18 18:52:25,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:52:25,887 INFO L495 AbstractCegarLoop]: Abstraction has 22500 states and 31411 transitions. [2022-11-18 18:52:25,888 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-18 18:52:25,888 INFO L276 IsEmpty]: Start isEmpty. Operand 22500 states and 31411 transitions. [2022-11-18 18:52:25,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-11-18 18:52:25,889 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:52:25,890 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:52:25,890 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-18 18:52:25,890 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:52:25,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:52:25,891 INFO L85 PathProgramCache]: Analyzing trace with hash -865502891, now seen corresponding path program 1 times [2022-11-18 18:52:25,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:52:25,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398763156] [2022-11-18 18:52:25,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:52:25,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:52:26,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:26,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:52:26,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:26,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:52:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:26,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:52:26,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:26,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:52:27,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:52:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:52:27,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 18:52:27,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-18 18:52:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-18 18:52:27,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-18 18:52:27,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 18:52:27,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 18:52:27,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 18:52:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 18:52:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 18:52:27,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 18:52:27,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 18:52:27,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 18:52:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-18 18:52:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-18 18:52:27,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-18 18:52:27,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-18 18:52:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-11-18 18:52:27,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-18 18:52:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:27,308 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 18:52:27,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:52:27,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398763156] [2022-11-18 18:52:27,309 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1398763156] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:52:27,309 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:52:27,309 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:52:27,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391603434] [2022-11-18 18:52:27,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:52:27,311 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:52:27,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:52:27,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:52:27,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:52:27,313 INFO L87 Difference]: Start difference. First operand 22500 states and 31411 transitions. Second operand has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-18 18:52:33,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:52:40,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:01,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:03,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:12,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:53:12,331 INFO L93 Difference]: Finished difference Result 23612 states and 33298 transitions. [2022-11-18 18:53:12,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 18:53:12,332 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 155 [2022-11-18 18:53:12,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:53:12,428 INFO L225 Difference]: With dead ends: 23612 [2022-11-18 18:53:12,428 INFO L226 Difference]: Without dead ends: 23610 [2022-11-18 18:53:12,444 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 18:53:12,445 INFO L413 NwaCegarLoop]: 1402 mSDtfsCounter, 8965 mSDsluCounter, 2991 mSDsCounter, 0 mSdLazyCounter, 10359 mSolverCounterSat, 5804 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9323 SdHoareTripleChecker+Valid, 4393 SdHoareTripleChecker+Invalid, 16165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5804 IncrementalHoareTripleChecker+Valid, 10359 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.9s IncrementalHoareTripleChecker+Time [2022-11-18 18:53:12,445 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9323 Valid, 4393 Invalid, 16165 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5804 Valid, 10359 Invalid, 2 Unknown, 0 Unchecked, 40.9s Time] [2022-11-18 18:53:12,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23610 states. [2022-11-18 18:53:16,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23610 to 22498. [2022-11-18 18:53:16,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22498 states, 14809 states have (on average 1.250455803903032) internal successors, (18518), 15285 states have internal predecessors, (18518), 6168 states have call successors, (6168), 1423 states have call predecessors, (6168), 1500 states have return successors, (6723), 6077 states have call predecessors, (6723), 6166 states have call successors, (6723) [2022-11-18 18:53:16,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22498 states to 22498 states and 31409 transitions. [2022-11-18 18:53:16,278 INFO L78 Accepts]: Start accepts. Automaton has 22498 states and 31409 transitions. Word has length 155 [2022-11-18 18:53:16,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:53:16,278 INFO L495 AbstractCegarLoop]: Abstraction has 22498 states and 31409 transitions. [2022-11-18 18:53:16,278 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-18 18:53:16,279 INFO L276 IsEmpty]: Start isEmpty. Operand 22498 states and 31409 transitions. [2022-11-18 18:53:16,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-11-18 18:53:16,281 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:53:16,282 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:53:16,282 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-18 18:53:16,282 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:53:16,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:53:16,283 INFO L85 PathProgramCache]: Analyzing trace with hash 1182563356, now seen corresponding path program 1 times [2022-11-18 18:53:16,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:53:16,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685114187] [2022-11-18 18:53:16,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:53:16,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:53:16,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:16,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:53:17,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:53:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:53:17,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:53:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:53:17,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:53:17,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 18:53:17,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-18 18:53:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:53:17,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-18 18:53:17,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-18 18:53:17,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 18:53:17,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 18:53:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 18:53:17,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 18:53:17,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 18:53:17,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 18:53:17,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 18:53:17,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 18:53:17,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-18 18:53:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-18 18:53:17,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-18 18:53:17,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-18 18:53:17,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-11-18 18:53:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-18 18:53:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-11-18 18:53:17,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:53:17,349 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 18:53:17,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:53:17,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685114187] [2022-11-18 18:53:17,349 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685114187] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:53:17,350 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:53:17,350 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:53:17,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662041565] [2022-11-18 18:53:17,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:53:17,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:53:17,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:53:17,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:53:17,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:53:17,352 INFO L87 Difference]: Start difference. First operand 22498 states and 31409 transitions. Second operand has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-18 18:53:23,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:47,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:51,147 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 [] [2022-11-18 18:54:00,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:54:00,889 INFO L93 Difference]: Finished difference Result 23610 states and 33296 transitions. [2022-11-18 18:54:00,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 18:54:00,890 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 161 [2022-11-18 18:54:00,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:54:00,958 INFO L225 Difference]: With dead ends: 23610 [2022-11-18 18:54:00,958 INFO L226 Difference]: Without dead ends: 23608 [2022-11-18 18:54:00,967 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 18:54:00,967 INFO L413 NwaCegarLoop]: 1402 mSDtfsCounter, 8957 mSDsluCounter, 2991 mSDsCounter, 0 mSdLazyCounter, 10352 mSolverCounterSat, 5807 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9314 SdHoareTripleChecker+Valid, 4393 SdHoareTripleChecker+Invalid, 16161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5807 IncrementalHoareTripleChecker+Valid, 10352 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.4s IncrementalHoareTripleChecker+Time [2022-11-18 18:54:00,968 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9314 Valid, 4393 Invalid, 16161 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5807 Valid, 10352 Invalid, 2 Unknown, 0 Unchecked, 39.4s Time] [2022-11-18 18:54:00,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23608 states. [2022-11-18 18:54:03,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23608 to 22496. [2022-11-18 18:54:03,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22496 states, 14808 states have (on average 1.2504051863857375) internal successors, (18516), 15283 states have internal predecessors, (18516), 6168 states have call successors, (6168), 1423 states have call predecessors, (6168), 1500 states have return successors, (6723), 6077 states have call predecessors, (6723), 6166 states have call successors, (6723) [2022-11-18 18:54:03,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22496 states to 22496 states and 31407 transitions. [2022-11-18 18:54:03,935 INFO L78 Accepts]: Start accepts. Automaton has 22496 states and 31407 transitions. Word has length 161 [2022-11-18 18:54:03,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:54:03,936 INFO L495 AbstractCegarLoop]: Abstraction has 22496 states and 31407 transitions. [2022-11-18 18:54:03,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-18 18:54:03,936 INFO L276 IsEmpty]: Start isEmpty. Operand 22496 states and 31407 transitions. [2022-11-18 18:54:03,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-11-18 18:54:03,939 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:54:03,939 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:54:03,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-18 18:54:03,940 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:54:03,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:54:03,940 INFO L85 PathProgramCache]: Analyzing trace with hash 894785978, now seen corresponding path program 1 times [2022-11-18 18:54:03,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:54:03,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933129031] [2022-11-18 18:54:03,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:54:03,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:54:04,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:54:04,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:54:04,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:54:04,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:54:04,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:54:04,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:54:04,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 18:54:04,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-18 18:54:04,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:04,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-18 18:54:04,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-18 18:54:04,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 18:54:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 18:54:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 18:54:04,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 18:54:04,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 18:54:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 18:54:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 18:54:04,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 18:54:04,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-18 18:54:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-18 18:54:04,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-18 18:54:04,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-18 18:54:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-11-18 18:54:04,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-18 18:54:04,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-11-18 18:54:04,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 18:54:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:04,932 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 18:54:04,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:54:04,933 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933129031] [2022-11-18 18:54:04,933 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933129031] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:54:04,933 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:54:04,933 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:54:04,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559342426] [2022-11-18 18:54:04,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:54:04,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:54:04,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:54:04,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:54:04,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:54:04,936 INFO L87 Difference]: Start difference. First operand 22496 states and 31407 transitions. Second operand has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 4 states have internal predecessors, (104), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-18 18:54:16,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:54:36,454 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 [] [2022-11-18 18:54:47,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:54:47,237 INFO L93 Difference]: Finished difference Result 23608 states and 33294 transitions. [2022-11-18 18:54:47,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 18:54:47,237 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 4 states have internal predecessors, (104), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 167 [2022-11-18 18:54:47,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:54:47,442 INFO L225 Difference]: With dead ends: 23608 [2022-11-18 18:54:47,442 INFO L226 Difference]: Without dead ends: 23606 [2022-11-18 18:54:47,451 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 18:54:47,451 INFO L413 NwaCegarLoop]: 1401 mSDtfsCounter, 8949 mSDsluCounter, 2991 mSDsCounter, 0 mSdLazyCounter, 10347 mSolverCounterSat, 5804 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9306 SdHoareTripleChecker+Valid, 4392 SdHoareTripleChecker+Invalid, 16153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5804 IncrementalHoareTripleChecker+Valid, 10347 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.9s IncrementalHoareTripleChecker+Time [2022-11-18 18:54:47,452 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9306 Valid, 4392 Invalid, 16153 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5804 Valid, 10347 Invalid, 2 Unknown, 0 Unchecked, 37.9s Time] [2022-11-18 18:54:47,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23606 states. [2022-11-18 18:54:50,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23606 to 22494. [2022-11-18 18:54:50,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22494 states, 14807 states have (on average 1.2503545620314716) internal successors, (18514), 15281 states have internal predecessors, (18514), 6168 states have call successors, (6168), 1423 states have call predecessors, (6168), 1500 states have return successors, (6723), 6077 states have call predecessors, (6723), 6166 states have call successors, (6723) [2022-11-18 18:54:50,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22494 states to 22494 states and 31405 transitions. [2022-11-18 18:54:50,279 INFO L78 Accepts]: Start accepts. Automaton has 22494 states and 31405 transitions. Word has length 167 [2022-11-18 18:54:50,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:54:50,279 INFO L495 AbstractCegarLoop]: Abstraction has 22494 states and 31405 transitions. [2022-11-18 18:54:50,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 4 states have internal predecessors, (104), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-18 18:54:50,280 INFO L276 IsEmpty]: Start isEmpty. Operand 22494 states and 31405 transitions. [2022-11-18 18:54:50,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-11-18 18:54:50,283 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:54:50,284 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:54:50,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-18 18:54:50,284 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-11-18 18:54:50,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:54:50,285 INFO L85 PathProgramCache]: Analyzing trace with hash -1354449796, now seen corresponding path program 1 times [2022-11-18 18:54:50,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:54:50,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673227013] [2022-11-18 18:54:50,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:54:50,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:54:50,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:50,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:54:50,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:50,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 18:54:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:50,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:54:50,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:50,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 18:54:50,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:50,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-18 18:54:50,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:50,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 18:54:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:50,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 18:54:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:50,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-18 18:54:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:50,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:50,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:50,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-18 18:54:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:50,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-18 18:54:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:50,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 18:54:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:50,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 18:54:50,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:50,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 18:54:50,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:50,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 18:54:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:50,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 18:54:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:50,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 18:54:50,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:50,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 18:54:51,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:51,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 18:54:51,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:51,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-18 18:54:51,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:51,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-18 18:54:51,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:51,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-18 18:54:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:51,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-18 18:54:51,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:51,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-11-18 18:54:51,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:51,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-18 18:54:51,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:51,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-11-18 18:54:51,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:51,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 18:54:51,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:51,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-18 18:54:51,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:51,110 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 18:54:51,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:54:51,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673227013] [2022-11-18 18:54:51,111 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673227013] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:54:51,111 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:54:51,112 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:54:51,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64613091] [2022-11-18 18:54:51,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:54:51,114 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:54:51,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:54:51,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:54:51,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:54:51,115 INFO L87 Difference]: Start difference. First operand 22494 states and 31405 transitions. Second operand has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28)