./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--char--ipmi--ipmi_msghandler.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/bin/uautomizer-vX5HgA9Q3a --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 1b79bc3bed5bfb059718e76e7116aac9b8952405f0b578f08aab2c60e1303883 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 17:11:12,196 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 17:11:12,199 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 17:11:12,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 17:11:12,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 17:11:12,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 17:11:12,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 17:11:12,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 17:11:12,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 17:11:12,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 17:11:12,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 17:11:12,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 17:11:12,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 17:11:12,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 17:11:12,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 17:11:12,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 17:11:12,269 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 17:11:12,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 17:11:12,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 17:11:12,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 17:11:12,279 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 17:11:12,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 17:11:12,283 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 17:11:12,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 17:11:12,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 17:11:12,294 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 17:11:12,294 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 17:11:12,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 17:11:12,297 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 17:11:12,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 17:11:12,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 17:11:12,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 17:11:12,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 17:11:12,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 17:11:12,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 17:11:12,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 17:11:12,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 17:11:12,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 17:11:12,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 17:11:12,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 17:11:12,308 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 17:11:12,309 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-21 17:11:12,343 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 17:11:12,344 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 17:11:12,344 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 17:11:12,345 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 17:11:12,346 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 17:11:12,346 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 17:11:12,355 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 17:11:12,356 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 17:11:12,356 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 17:11:12,356 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 17:11:12,358 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 17:11:12,358 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 17:11:12,358 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 17:11:12,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 17:11:12,359 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 17:11:12,359 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 17:11:12,359 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 17:11:12,360 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 17:11:12,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 17:11:12,360 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 17:11:12,361 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 17:11:12,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 17:11:12,361 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 17:11:12,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 17:11:12,362 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 17:11:12,362 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 17:11:12,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 17:11:12,363 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 17:11:12,364 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 17:11:12,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 17:11:12,364 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_19bc911d-d8c1-4488-9260-7fd236091abf/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b79bc3bed5bfb059718e76e7116aac9b8952405f0b578f08aab2c60e1303883 [2022-11-21 17:11:12,626 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 17:11:12,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 17:11:12,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 17:11:12,662 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 17:11:12,663 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 17:11:12,664 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i [2022-11-21 17:11:15,696 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 17:11:16,509 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 17:11:16,509 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i [2022-11-21 17:11:16,589 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/bin/uautomizer-vX5HgA9Q3a/data/1890e4b76/01c293c914414ffa824a0a113e177bde/FLAGcb6fc6b1d [2022-11-21 17:11:16,614 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/bin/uautomizer-vX5HgA9Q3a/data/1890e4b76/01c293c914414ffa824a0a113e177bde [2022-11-21 17:11:16,618 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 17:11:16,620 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 17:11:16,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 17:11:16,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 17:11:16,628 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 17:11:16,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:11:16" (1/1) ... [2022-11-21 17:11:16,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76dfa7d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:16, skipping insertion in model container [2022-11-21 17:11:16,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:11:16" (1/1) ... [2022-11-21 17:11:16,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 17:11:16,854 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 17:11:22,476 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489067,489080] [2022-11-21 17:11:22,481 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489212,489225] [2022-11-21 17:11:22,482 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489358,489371] [2022-11-21 17:11:22,482 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489523,489536] [2022-11-21 17:11:22,483 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489681,489694] [2022-11-21 17:11:22,483 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489839,489852] [2022-11-21 17:11:22,484 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489997,490010] [2022-11-21 17:11:22,484 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490157,490170] [2022-11-21 17:11:22,485 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490316,490329] [2022-11-21 17:11:22,485 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490455,490468] [2022-11-21 17:11:22,486 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490597,490610] [2022-11-21 17:11:22,486 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490746,490759] [2022-11-21 17:11:22,487 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490885,490898] [2022-11-21 17:11:22,487 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491040,491053] [2022-11-21 17:11:22,488 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491200,491213] [2022-11-21 17:11:22,488 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491351,491364] [2022-11-21 17:11:22,489 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491502,491515] [2022-11-21 17:11:22,503 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491654,491667] [2022-11-21 17:11:22,504 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491803,491816] [2022-11-21 17:11:22,504 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491951,491964] [2022-11-21 17:11:22,505 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492108,492121] [2022-11-21 17:11:22,505 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492257,492270] [2022-11-21 17:11:22,506 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492413,492426] [2022-11-21 17:11:22,506 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492566,492579] [2022-11-21 17:11:22,507 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492712,492725] [2022-11-21 17:11:22,507 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492855,492868] [2022-11-21 17:11:22,507 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493007,493020] [2022-11-21 17:11:22,508 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493153,493166] [2022-11-21 17:11:22,508 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493298,493311] [2022-11-21 17:11:22,509 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493452,493465] [2022-11-21 17:11:22,509 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493603,493616] [2022-11-21 17:11:22,509 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493758,493771] [2022-11-21 17:11:22,510 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493910,493923] [2022-11-21 17:11:22,510 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494065,494078] [2022-11-21 17:11:22,511 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494229,494242] [2022-11-21 17:11:22,511 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494385,494398] [2022-11-21 17:11:22,511 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494549,494562] [2022-11-21 17:11:22,512 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494691,494704] [2022-11-21 17:11:22,512 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494849,494862] [2022-11-21 17:11:22,513 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495016,495029] [2022-11-21 17:11:22,513 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495175,495188] [2022-11-21 17:11:22,514 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495334,495347] [2022-11-21 17:11:22,514 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495483,495496] [2022-11-21 17:11:22,514 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495630,495643] [2022-11-21 17:11:22,515 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495769,495782] [2022-11-21 17:11:22,515 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495932,495945] [2022-11-21 17:11:22,516 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496098,496111] [2022-11-21 17:11:22,516 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496262,496275] [2022-11-21 17:11:22,516 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496427,496440] [2022-11-21 17:11:22,517 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496592,496605] [2022-11-21 17:11:22,517 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496758,496771] [2022-11-21 17:11:22,518 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496923,496936] [2022-11-21 17:11:22,521 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497090,497103] [2022-11-21 17:11:22,522 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497250,497263] [2022-11-21 17:11:22,523 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497412,497425] [2022-11-21 17:11:22,524 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497571,497584] [2022-11-21 17:11:22,524 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497717,497730] [2022-11-21 17:11:22,525 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497860,497873] [2022-11-21 17:11:22,525 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498004,498017] [2022-11-21 17:11:22,526 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498147,498160] [2022-11-21 17:11:22,527 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498291,498304] [2022-11-21 17:11:22,528 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498432,498445] [2022-11-21 17:11:22,529 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498570,498583] [2022-11-21 17:11:22,529 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498728,498741] [2022-11-21 17:11:22,531 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498887,498900] [2022-11-21 17:11:22,532 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499043,499056] [2022-11-21 17:11:22,532 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499192,499205] [2022-11-21 17:11:22,533 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499344,499357] [2022-11-21 17:11:22,533 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499495,499508] [2022-11-21 17:11:22,535 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499644,499657] [2022-11-21 17:11:22,535 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499796,499809] [2022-11-21 17:11:22,536 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499944,499957] [2022-11-21 17:11:22,536 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500097,500110] [2022-11-21 17:11:22,537 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500248,500261] [2022-11-21 17:11:22,539 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500398,500411] [2022-11-21 17:11:22,539 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500545,500558] [2022-11-21 17:11:22,540 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500696,500709] [2022-11-21 17:11:22,541 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500847,500860] [2022-11-21 17:11:22,542 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500995,501008] [2022-11-21 17:11:22,543 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501161,501174] [2022-11-21 17:11:22,543 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501330,501343] [2022-11-21 17:11:22,544 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501497,501510] [2022-11-21 17:11:22,544 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501665,501678] [2022-11-21 17:11:22,544 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501815,501828] [2022-11-21 17:11:22,545 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501962,501975] [2022-11-21 17:11:22,545 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[502123,502136] [2022-11-21 17:11:22,546 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[502293,502306] [2022-11-21 17:11:22,546 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[502455,502468] [2022-11-21 17:11:22,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:11:22,648 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 17:11:23,197 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489067,489080] [2022-11-21 17:11:23,202 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489212,489225] [2022-11-21 17:11:23,203 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489358,489371] [2022-11-21 17:11:23,204 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489523,489536] [2022-11-21 17:11:23,204 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489681,489694] [2022-11-21 17:11:23,206 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489839,489852] [2022-11-21 17:11:23,206 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489997,490010] [2022-11-21 17:11:23,206 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490157,490170] [2022-11-21 17:11:23,207 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490316,490329] [2022-11-21 17:11:23,208 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490455,490468] [2022-11-21 17:11:23,208 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490597,490610] [2022-11-21 17:11:23,209 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490746,490759] [2022-11-21 17:11:23,209 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490885,490898] [2022-11-21 17:11:23,210 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491040,491053] [2022-11-21 17:11:23,210 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491200,491213] [2022-11-21 17:11:23,210 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491351,491364] [2022-11-21 17:11:23,211 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491502,491515] [2022-11-21 17:11:23,211 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491654,491667] [2022-11-21 17:11:23,212 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491803,491816] [2022-11-21 17:11:23,212 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491951,491964] [2022-11-21 17:11:23,213 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492108,492121] [2022-11-21 17:11:23,213 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492257,492270] [2022-11-21 17:11:23,214 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492413,492426] [2022-11-21 17:11:23,215 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492566,492579] [2022-11-21 17:11:23,215 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492712,492725] [2022-11-21 17:11:23,216 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492855,492868] [2022-11-21 17:11:23,216 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493007,493020] [2022-11-21 17:11:23,217 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493153,493166] [2022-11-21 17:11:23,218 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493298,493311] [2022-11-21 17:11:23,219 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493452,493465] [2022-11-21 17:11:23,219 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493603,493616] [2022-11-21 17:11:23,220 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493758,493771] [2022-11-21 17:11:23,220 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493910,493923] [2022-11-21 17:11:23,222 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494065,494078] [2022-11-21 17:11:23,222 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494229,494242] [2022-11-21 17:11:23,223 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494385,494398] [2022-11-21 17:11:23,223 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494549,494562] [2022-11-21 17:11:23,224 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494691,494704] [2022-11-21 17:11:23,224 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494849,494862] [2022-11-21 17:11:23,225 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495016,495029] [2022-11-21 17:11:23,226 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495175,495188] [2022-11-21 17:11:23,227 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495334,495347] [2022-11-21 17:11:23,228 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495483,495496] [2022-11-21 17:11:23,229 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495630,495643] [2022-11-21 17:11:23,230 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495769,495782] [2022-11-21 17:11:23,230 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495932,495945] [2022-11-21 17:11:23,231 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496098,496111] [2022-11-21 17:11:23,232 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496262,496275] [2022-11-21 17:11:23,232 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496427,496440] [2022-11-21 17:11:23,233 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496592,496605] [2022-11-21 17:11:23,233 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496758,496771] [2022-11-21 17:11:23,234 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496923,496936] [2022-11-21 17:11:23,234 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497090,497103] [2022-11-21 17:11:23,234 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497250,497263] [2022-11-21 17:11:23,235 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497412,497425] [2022-11-21 17:11:23,236 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497571,497584] [2022-11-21 17:11:23,236 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497717,497730] [2022-11-21 17:11:23,237 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497860,497873] [2022-11-21 17:11:23,237 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498004,498017] [2022-11-21 17:11:23,238 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498147,498160] [2022-11-21 17:11:23,238 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498291,498304] [2022-11-21 17:11:23,239 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498432,498445] [2022-11-21 17:11:23,240 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498570,498583] [2022-11-21 17:11:23,241 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498728,498741] [2022-11-21 17:11:23,244 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498887,498900] [2022-11-21 17:11:23,250 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499043,499056] [2022-11-21 17:11:23,251 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499192,499205] [2022-11-21 17:11:23,252 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499344,499357] [2022-11-21 17:11:23,252 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499495,499508] [2022-11-21 17:11:23,253 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499644,499657] [2022-11-21 17:11:23,254 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499796,499809] [2022-11-21 17:11:23,254 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499944,499957] [2022-11-21 17:11:23,255 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500097,500110] [2022-11-21 17:11:23,260 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500248,500261] [2022-11-21 17:11:23,262 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500398,500411] [2022-11-21 17:11:23,262 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500545,500558] [2022-11-21 17:11:23,262 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500696,500709] [2022-11-21 17:11:23,263 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500847,500860] [2022-11-21 17:11:23,265 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500995,501008] [2022-11-21 17:11:23,265 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501161,501174] [2022-11-21 17:11:23,266 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501330,501343] [2022-11-21 17:11:23,266 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501497,501510] [2022-11-21 17:11:23,267 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501665,501678] [2022-11-21 17:11:23,267 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501815,501828] [2022-11-21 17:11:23,267 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501962,501975] [2022-11-21 17:11:23,268 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[502123,502136] [2022-11-21 17:11:23,268 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[502293,502306] [2022-11-21 17:11:23,269 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[502455,502468] [2022-11-21 17:11:23,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:11:23,652 INFO L208 MainTranslator]: Completed translation [2022-11-21 17:11:23,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23 WrapperNode [2022-11-21 17:11:23,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 17:11:23,654 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 17:11:23,654 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 17:11:23,654 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 17:11:23,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:23,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:24,036 INFO L138 Inliner]: procedures = 805, calls = 4360, calls flagged for inlining = 353, calls inlined = 186, statements flattened = 5867 [2022-11-21 17:11:24,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 17:11:24,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 17:11:24,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 17:11:24,038 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 17:11:24,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:24,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:24,081 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:24,081 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:24,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:24,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:24,321 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:24,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:24,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 17:11:24,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 17:11:24,410 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 17:11:24,410 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 17:11:24,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:24,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 17:11:24,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:11:24,457 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 17:11:24,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19bc911d-d8c1-4488-9260-7fd236091abf/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 17:11:24,511 INFO L130 BoogieDeclarations]: Found specification of procedure smi_stats_proc_open [2022-11-21 17:11:24,512 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_stats_proc_open [2022-11-21 17:11:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-21 17:11:24,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-21 17:11:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-21 17:11:24,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-21 17:11:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure format_lan_msg [2022-11-21 17:11:24,513 INFO L138 BoogieDeclarations]: Found implementation of procedure format_lan_msg [2022-11-21 17:11:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_panic_request_and_wait [2022-11-21 17:11:24,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_panic_request_and_wait [2022-11-21 17:11:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-21 17:11:24,513 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-21 17:11:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure smi_add_send_msg [2022-11-21 17:11:24,514 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_add_send_msg [2022-11-21 17:11:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure intf_next_seq [2022-11-21 17:11:24,515 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_next_seq [2022-11-21 17:11:24,515 INFO L130 BoogieDeclarations]: Found specification of procedure PDE_DATA [2022-11-21 17:11:24,515 INFO L138 BoogieDeclarations]: Found implementation of procedure PDE_DATA [2022-11-21 17:11:24,517 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-21 17:11:24,517 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-21 17:11:24,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-21 17:11:24,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-21 17:11:24,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-21 17:11:24,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-21 17:11:24,518 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~ipmi_smi_t~0~X~$Pointer$~TO~VOID [2022-11-21 17:11:24,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~ipmi_smi_t~0~X~$Pointer$~TO~VOID [2022-11-21 17:11:24,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-21 17:11:24,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-21 17:11:24,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 17:11:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-21 17:11:24,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-21 17:11:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_195 [2022-11-21 17:11:24,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_195 [2022-11-21 17:11:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_194 [2022-11-21 17:11:24,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_194 [2022-11-21 17:11:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-21 17:11:24,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-21 17:11:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure maintenance_mode_update [2022-11-21 17:11:24,520 INFO L138 BoogieDeclarations]: Found implementation of procedure maintenance_mode_update [2022-11-21 17:11:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_15_2 [2022-11-21 17:11:24,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_15_2 [2022-11-21 17:11:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-11-21 17:11:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-11-21 17:11:24,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-21 17:11:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-21 17:11:24,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_xmit_msgs_lock_of_ipmi_smi [2022-11-21 17:11:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_xmit_msgs_lock_of_ipmi_smi [2022-11-21 17:11:24,521 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-11-21 17:11:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-11-21 17:11:24,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 17:11:24,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-21 17:11:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-21 17:11:24,522 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-21 17:11:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-21 17:11:24,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 17:11:24,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-21 17:11:24,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-21 17:11:24,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 17:11:24,523 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-21 17:11:24,524 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-21 17:11:24,524 INFO L130 BoogieDeclarations]: Found specification of procedure handle_new_recv_msgs [2022-11-21 17:11:24,524 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_new_recv_msgs [2022-11-21 17:11:24,524 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-21 17:11:24,524 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-21 17:11:24,524 INFO L130 BoogieDeclarations]: Found specification of procedure intf_free [2022-11-21 17:11:24,525 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_free [2022-11-21 17:11:24,525 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-21 17:11:24,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-21 17:11:24,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 17:11:24,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 17:11:24,525 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_msg_received [2022-11-21 17:11:24,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_msg_received [2022-11-21 17:11:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-21 17:11:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure intf_find_seq [2022-11-21 17:11:24,531 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_find_seq [2022-11-21 17:11:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure handle_ipmb_get_msg_cmd [2022-11-21 17:11:24,532 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_ipmb_get_msg_cmd [2022-11-21 17:11:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_145 [2022-11-21 17:11:24,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_145 [2022-11-21 17:11:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_133 [2022-11-21 17:11:24,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_133 [2022-11-21 17:11:24,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_137 [2022-11-21 17:11:24,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_137 [2022-11-21 17:11:24,535 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_smi_msg [2022-11-21 17:11:24,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_smi_msg [2022-11-21 17:11:24,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-21 17:11:24,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-21 17:11:24,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2022-11-21 17:11:24,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2022-11-21 17:11:24,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-21 17:11:24,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-21 17:11:24,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 17:11:24,536 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-21 17:11:24,536 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-21 17:11:24,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-21 17:11:24,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-21 17:11:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_110 [2022-11-21 17:11:24,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_110 [2022-11-21 17:11:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 17:11:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure find_cmd_rcvr [2022-11-21 17:11:24,537 INFO L138 BoogieDeclarations]: Found implementation of procedure find_cmd_rcvr [2022-11-21 17:11:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_init_msghandler [2022-11-21 17:11:24,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_init_msghandler [2022-11-21 17:11:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-21 17:11:24,538 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-21 17:11:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure clean_up_interface_data [2022-11-21 17:11:24,539 INFO L138 BoogieDeclarations]: Found implementation of procedure clean_up_interface_data [2022-11-21 17:11:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-21 17:11:24,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-21 17:11:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_alloc_recv_msg [2022-11-21 17:11:24,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_alloc_recv_msg [2022-11-21 17:11:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-21 17:11:24,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-21 17:11:24,540 INFO L130 BoogieDeclarations]: Found specification of procedure handle_ipmb_get_msg_rsp [2022-11-21 17:11:24,540 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_ipmb_get_msg_rsp [2022-11-21 17:11:24,541 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-11-21 17:11:24,541 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-11-21 17:11:24,541 INFO L130 BoogieDeclarations]: Found specification of procedure smi_ipmb_proc_open [2022-11-21 17:11:24,541 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_ipmb_proc_open [2022-11-21 17:11:24,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-21 17:11:24,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-21 17:11:24,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 17:11:24,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-21 17:11:24,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-21 17:11:24,542 INFO L130 BoogieDeclarations]: Found specification of procedure is_ipmb_bcast_addr [2022-11-21 17:11:24,542 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ipmb_bcast_addr [2022-11-21 17:11:24,543 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_timeout_handler [2022-11-21 17:11:24,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_timeout_handler [2022-11-21 17:11:24,543 INFO L130 BoogieDeclarations]: Found specification of procedure intf_err_seq [2022-11-21 17:11:24,543 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_err_seq [2022-11-21 17:11:24,543 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-21 17:11:24,543 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-21 17:11:24,543 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-21 17:11:24,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-21 17:11:24,544 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_timeout [2022-11-21 17:11:24,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_timeout [2022-11-21 17:11:24,544 INFO L130 BoogieDeclarations]: Found specification of procedure smi_recv_tasklet [2022-11-21 17:11:24,544 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_recv_tasklet [2022-11-21 17:11:24,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_179 [2022-11-21 17:11:24,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_179 [2022-11-21 17:11:24,545 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2022-11-21 17:11:24,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2022-11-21 17:11:24,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-21 17:11:24,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-21 17:11:24,545 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-21 17:11:24,545 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-21 17:11:24,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-21 17:11:24,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-21 17:11:24,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_events_lock_of_ipmi_smi [2022-11-21 17:11:24,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_events_lock_of_ipmi_smi [2022-11-21 17:11:24,546 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2022-11-21 17:11:24,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2022-11-21 17:11:24,546 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_poll [2022-11-21 17:11:24,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_poll [2022-11-21 17:11:24,547 INFO L130 BoogieDeclarations]: Found specification of procedure handle_lan_get_msg_cmd [2022-11-21 17:11:24,547 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_lan_get_msg_cmd [2022-11-21 17:11:24,547 INFO L130 BoogieDeclarations]: Found specification of procedure handle_bmc_rsp [2022-11-21 17:11:24,547 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_bmc_rsp [2022-11-21 17:11:24,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-21 17:11:24,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-21 17:11:24,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-21 17:11:24,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-21 17:11:24,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_maintenance_mode_lock_of_ipmi_smi [2022-11-21 17:11:24,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_maintenance_mode_lock_of_ipmi_smi [2022-11-21 17:11:24,548 INFO L130 BoogieDeclarations]: Found specification of procedure copy_event_into_recv_msg [2022-11-21 17:11:24,548 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_event_into_recv_msg [2022-11-21 17:11:24,548 INFO L130 BoogieDeclarations]: Found specification of procedure handle_oem_get_msg_cmd [2022-11-21 17:11:24,549 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_oem_get_msg_cmd [2022-11-21 17:11:24,549 INFO L130 BoogieDeclarations]: Found specification of procedure need_waiter [2022-11-21 17:11:24,549 INFO L138 BoogieDeclarations]: Found implementation of procedure need_waiter [2022-11-21 17:11:24,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-21 17:11:24,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-21 17:11:24,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-21 17:11:24,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-21 17:11:24,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-21 17:11:24,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-21 17:11:24,550 INFO L130 BoogieDeclarations]: Found specification of procedure smi_send [2022-11-21 17:11:24,550 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_send [2022-11-21 17:11:24,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 17:11:24,550 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-21 17:11:24,551 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-21 17:11:24,551 INFO L130 BoogieDeclarations]: Found specification of procedure i_ipmi_request [2022-11-21 17:11:24,551 INFO L138 BoogieDeclarations]: Found implementation of procedure i_ipmi_request [2022-11-21 17:11:24,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-21 17:11:24,551 INFO L130 BoogieDeclarations]: Found specification of procedure free_smi_msg_list [2022-11-21 17:11:24,551 INFO L138 BoogieDeclarations]: Found implementation of procedure free_smi_msg_list [2022-11-21 17:11:24,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 17:11:24,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-21 17:11:24,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-21 17:11:24,552 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-11-21 17:11:24,552 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-11-21 17:11:24,552 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_err_response [2022-11-21 17:11:24,552 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_err_response [2022-11-21 17:11:24,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-21 17:11:24,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-21 17:11:24,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-21 17:11:24,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-21 17:11:24,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-21 17:11:24,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-21 17:11:24,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_17_2 [2022-11-21 17:11:24,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_17_2 [2022-11-21 17:11:24,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-21 17:11:24,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-21 17:11:24,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_cmd_rcvrs_mutex_of_ipmi_smi [2022-11-21 17:11:24,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_cmd_rcvrs_mutex_of_ipmi_smi [2022-11-21 17:11:24,554 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-21 17:11:24,554 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-21 17:11:24,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-21 17:11:24,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-21 17:11:24,555 INFO L130 BoogieDeclarations]: Found specification of procedure smi_version_proc_open [2022-11-21 17:11:24,555 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_version_proc_open [2022-11-21 17:11:24,555 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-11-21 17:11:24,555 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-11-21 17:11:24,555 INFO L130 BoogieDeclarations]: Found specification of procedure send_channel_info_cmd [2022-11-21 17:11:24,556 INFO L138 BoogieDeclarations]: Found implementation of procedure send_channel_info_cmd [2022-11-21 17:11:24,556 INFO L130 BoogieDeclarations]: Found specification of procedure handle_one_recv_msg [2022-11-21 17:11:24,556 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_one_recv_msg [2022-11-21 17:11:24,556 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-21 17:11:24,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-21 17:11:24,556 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-11-21 17:11:24,556 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-11-21 17:11:24,556 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_alloc_smi_msg [2022-11-21 17:11:24,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_alloc_smi_msg [2022-11-21 17:11:24,557 INFO L130 BoogieDeclarations]: Found specification of procedure is_lan_addr [2022-11-21 17:11:24,557 INFO L138 BoogieDeclarations]: Found implementation of procedure is_lan_addr [2022-11-21 17:11:24,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-21 17:11:24,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-21 17:11:24,557 INFO L130 BoogieDeclarations]: Found specification of procedure channel_handler [2022-11-21 17:11:24,557 INFO L138 BoogieDeclarations]: Found implementation of procedure channel_handler [2022-11-21 17:11:24,557 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2022-11-21 17:11:24,558 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-11-21 17:11:24,558 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-11-21 17:11:24,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-21 17:11:24,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-21 17:11:24,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-21 17:11:24,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-21 17:11:24,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-21 17:11:24,559 INFO L130 BoogieDeclarations]: Found specification of procedure handle_read_event_rsp [2022-11-21 17:11:24,559 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_read_event_rsp [2022-11-21 17:11:24,559 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-21 17:11:24,559 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-21 17:11:24,559 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-21 17:11:24,559 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-21 17:11:24,559 INFO L130 BoogieDeclarations]: Found specification of procedure proc_mkdir [2022-11-21 17:11:24,560 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_mkdir [2022-11-21 17:11:24,560 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2022-11-21 17:11:24,560 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2022-11-21 17:11:24,560 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-21 17:11:24,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-21 17:11:24,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 17:11:24,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-21 17:11:24,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-21 17:11:24,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-21 17:11:24,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-21 17:11:24,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-21 17:11:24,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-21 17:11:24,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_waiting_rcv_msgs_lock_of_ipmi_smi [2022-11-21 17:11:24,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_waiting_rcv_msgs_lock_of_ipmi_smi [2022-11-21 17:11:24,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_cmd_rcvrs_mutex_of_ipmi_smi [2022-11-21 17:11:24,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_cmd_rcvrs_mutex_of_ipmi_smi [2022-11-21 17:11:24,562 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2022-11-21 17:11:24,562 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2022-11-21 17:11:24,562 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-21 17:11:24,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-21 17:11:24,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-21 17:11:24,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-21 17:11:24,562 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-21 17:11:24,563 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-21 17:11:24,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-21 17:11:24,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-21 17:11:24,563 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-11-21 17:11:24,563 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-11-21 17:11:24,563 INFO L130 BoogieDeclarations]: Found specification of procedure is_ipmb_addr [2022-11-21 17:11:24,563 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ipmb_addr [2022-11-21 17:11:24,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-21 17:11:24,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-21 17:11:24,564 INFO L130 BoogieDeclarations]: Found specification of procedure handle_lan_get_msg_rsp [2022-11-21 17:11:24,564 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_lan_get_msg_rsp [2022-11-21 17:11:24,564 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-21 17:11:24,564 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-21 17:11:24,564 INFO L130 BoogieDeclarations]: Found specification of procedure format_ipmb_msg [2022-11-21 17:11:24,565 INFO L138 BoogieDeclarations]: Found implementation of procedure format_ipmb_msg [2022-11-21 17:11:24,565 INFO L130 BoogieDeclarations]: Found specification of procedure free_recv_msg_list [2022-11-21 17:11:24,565 INFO L138 BoogieDeclarations]: Found implementation of procedure free_recv_msg_list [2022-11-21 17:11:24,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_15 [2022-11-21 17:11:24,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_15 [2022-11-21 17:11:24,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-21 17:11:24,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-21 17:11:24,565 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-11-21 17:11:24,566 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-11-21 17:11:24,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-21 17:11:24,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-21 17:11:24,566 INFO L130 BoogieDeclarations]: Found specification of procedure ipmb_checksum [2022-11-21 17:11:24,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmb_checksum [2022-11-21 17:11:24,566 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_response [2022-11-21 17:11:24,566 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_response [2022-11-21 17:11:24,567 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-21 17:11:24,567 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-21 17:11:24,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 17:11:24,567 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-21 17:11:24,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-21 17:11:24,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_seq_lock_of_ipmi_smi [2022-11-21 17:11:24,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_seq_lock_of_ipmi_smi [2022-11-21 17:11:24,568 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-21 17:11:25,750 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 17:11:25,758 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 17:11:26,292 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-21 17:11:40,047 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 17:11:40,082 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 17:11:40,082 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 17:11:40,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:11:40 BoogieIcfgContainer [2022-11-21 17:11:40,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 17:11:40,093 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 17:11:40,093 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 17:11:40,097 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 17:11:40,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 05:11:16" (1/3) ... [2022-11-21 17:11:40,099 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@609dc947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 05:11:40, skipping insertion in model container [2022-11-21 17:11:40,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (2/3) ... [2022-11-21 17:11:40,100 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@609dc947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 05:11:40, skipping insertion in model container [2022-11-21 17:11:40,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:11:40" (3/3) ... [2022-11-21 17:11:40,104 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i [2022-11-21 17:11:40,128 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 17:11:40,128 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2022-11-21 17:11:40,235 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 17:11:40,242 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;@72c6049, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 17:11:40,243 INFO L358 AbstractCegarLoop]: Starting to check reachability of 32 error locations. [2022-11-21 17:11:40,256 INFO L276 IsEmpty]: Start isEmpty. Operand has 2134 states, 1364 states have (on average 1.314516129032258) internal successors, (1793), 1485 states have internal predecessors, (1793), 595 states have call successors, (595), 143 states have call predecessors, (595), 142 states have return successors, (590), 564 states have call predecessors, (590), 590 states have call successors, (590) [2022-11-21 17:11:40,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-21 17:11:40,268 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:11:40,269 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:11:40,270 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:11:40,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:11:40,276 INFO L85 PathProgramCache]: Analyzing trace with hash -1513124469, now seen corresponding path program 1 times [2022-11-21 17:11:40,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:11:40,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701202960] [2022-11-21 17:11:40,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:11:40,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:11:40,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:11:41,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:11:41,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:11:41,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 17:11:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:11:41,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 17:11:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:11:41,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-21 17:11:41,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:11:41,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-21 17:11:41,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:11:41,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:11:41,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:11:41,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-21 17:11:41,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:11:41,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-21 17:11:41,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:11:41,900 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 17:11:41,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:11:41,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701202960] [2022-11-21 17:11:41,901 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701202960] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:11:41,901 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:11:41,902 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-21 17:11:41,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628424164] [2022-11-21 17:11:41,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:11:41,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-21 17:11:41,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:11:41,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-21 17:11:41,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-11-21 17:11:41,977 INFO L87 Difference]: Start difference. First operand has 2134 states, 1364 states have (on average 1.314516129032258) internal successors, (1793), 1485 states have internal predecessors, (1793), 595 states have call successors, (595), 143 states have call predecessors, (595), 142 states have return successors, (590), 564 states have call predecessors, (590), 590 states have call successors, (590) Second operand has 8 states, 8 states have (on average 4.0) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (9), 5 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-11-21 17:11:58,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:12:02,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:12:04,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:12:06,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:12:08,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:12:15,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:12:15,309 INFO L93 Difference]: Finished difference Result 5049 states and 7301 transitions. [2022-11-21 17:12:15,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-21 17:12:15,311 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.0) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (9), 5 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 55 [2022-11-21 17:12:15,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:12:15,342 INFO L225 Difference]: With dead ends: 5049 [2022-11-21 17:12:15,342 INFO L226 Difference]: Without dead ends: 2921 [2022-11-21 17:12:15,358 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2022-11-21 17:12:15,361 INFO L413 NwaCegarLoop]: 613 mSDtfsCounter, 7314 mSDsluCounter, 1771 mSDsCounter, 0 mSdLazyCounter, 8756 mSolverCounterSat, 4923 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7488 SdHoareTripleChecker+Valid, 2384 SdHoareTripleChecker+Invalid, 13682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4923 IncrementalHoareTripleChecker+Valid, 8756 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.9s IncrementalHoareTripleChecker+Time [2022-11-21 17:12:15,362 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7488 Valid, 2384 Invalid, 13682 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4923 Valid, 8756 Invalid, 3 Unknown, 0 Unchecked, 31.9s Time] [2022-11-21 17:12:15,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2921 states. [2022-11-21 17:12:15,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2921 to 2667. [2022-11-21 17:12:15,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2667 states, 1697 states have (on average 1.2657631113730112) internal successors, (2148), 1837 states have internal predecessors, (2148), 756 states have call successors, (756), 182 states have call predecessors, (756), 182 states have return successors, (755), 722 states have call predecessors, (755), 754 states have call successors, (755) [2022-11-21 17:12:15,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 2667 states and 3659 transitions. [2022-11-21 17:12:15,800 INFO L78 Accepts]: Start accepts. Automaton has 2667 states and 3659 transitions. Word has length 55 [2022-11-21 17:12:15,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:12:15,801 INFO L495 AbstractCegarLoop]: Abstraction has 2667 states and 3659 transitions. [2022-11-21 17:12:15,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.0) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (9), 5 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-11-21 17:12:15,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 3659 transitions. [2022-11-21 17:12:15,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-21 17:12:15,804 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:12:15,804 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:12:15,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 17:12:15,805 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:12:15,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:12:15,806 INFO L85 PathProgramCache]: Analyzing trace with hash -1278273465, now seen corresponding path program 1 times [2022-11-21 17:12:15,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:12:15,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627742440] [2022-11-21 17:12:15,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:12:15,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:12:15,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:12:16,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:12:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:12:16,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 17:12:16,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:12:16,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-21 17:12:16,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:12:16,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-21 17:12:16,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:12:16,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 17:12:16,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:12:16,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:12:16,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:12:16,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-21 17:12:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:12:16,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-21 17:12:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:12:16,898 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 17:12:16,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:12:16,899 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627742440] [2022-11-21 17:12:16,899 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627742440] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:12:16,899 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:12:16,899 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 17:12:16,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668310830] [2022-11-21 17:12:16,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:12:16,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 17:12:16,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:12:16,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 17:12:16,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 17:12:16,902 INFO L87 Difference]: Start difference. First operand 2667 states and 3659 transitions. Second operand has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-21 17:12:31,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:12:35,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:12:36,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:12:38,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:12:39,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:12:41,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:12:42,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:12:55,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:12:57,075 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 [] [2022-11-21 17:13:00,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:13:00,236 INFO L93 Difference]: Finished difference Result 4381 states and 6187 transitions. [2022-11-21 17:13:00,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-21 17:13:00,237 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 57 [2022-11-21 17:13:00,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:13:00,266 INFO L225 Difference]: With dead ends: 4381 [2022-11-21 17:13:00,266 INFO L226 Difference]: Without dead ends: 4379 [2022-11-21 17:13:00,268 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-21 17:13:00,269 INFO L413 NwaCegarLoop]: 628 mSDtfsCounter, 8667 mSDsluCounter, 1236 mSDsCounter, 0 mSdLazyCounter, 10250 mSolverCounterSat, 5956 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8836 SdHoareTripleChecker+Valid, 1864 SdHoareTripleChecker+Invalid, 16210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5956 IncrementalHoareTripleChecker+Valid, 10250 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.2s IncrementalHoareTripleChecker+Time [2022-11-21 17:13:00,270 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8836 Valid, 1864 Invalid, 16210 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5956 Valid, 10250 Invalid, 4 Unknown, 0 Unchecked, 42.2s Time] [2022-11-21 17:13:00,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4379 states. [2022-11-21 17:13:00,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4379 to 3994. [2022-11-21 17:13:00,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3994 states, 2558 states have (on average 1.2888975762314308) internal successors, (3297), 2753 states have internal predecessors, (3297), 1120 states have call successors, (1120), 284 states have call predecessors, (1120), 285 states have return successors, (1123), 1067 states have call predecessors, (1123), 1118 states have call successors, (1123) [2022-11-21 17:13:00,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 3994 states and 5540 transitions. [2022-11-21 17:13:00,631 INFO L78 Accepts]: Start accepts. Automaton has 3994 states and 5540 transitions. Word has length 57 [2022-11-21 17:13:00,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:13:00,632 INFO L495 AbstractCegarLoop]: Abstraction has 3994 states and 5540 transitions. [2022-11-21 17:13:00,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-21 17:13:00,633 INFO L276 IsEmpty]: Start isEmpty. Operand 3994 states and 5540 transitions. [2022-11-21 17:13:00,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-21 17:13:00,635 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:13:00,635 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:13:00,635 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-21 17:13:00,636 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:13:00,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:13:00,636 INFO L85 PathProgramCache]: Analyzing trace with hash -1265866661, now seen corresponding path program 1 times [2022-11-21 17:13:00,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:13:00,637 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767606409] [2022-11-21 17:13:00,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:13:00,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:13:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:01,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:13:01,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:01,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 17:13:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:01,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-21 17:13:01,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:01,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-21 17:13:01,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:01,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 17:13:01,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:01,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:13:01,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:01,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-21 17:13:01,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:01,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-21 17:13:01,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:01,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-21 17:13:01,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:01,554 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 17:13:01,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:13:01,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767606409] [2022-11-21 17:13:01,554 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767606409] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:13:01,555 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:13:01,555 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 17:13:01,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974391860] [2022-11-21 17:13:01,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:13:01,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 17:13:01,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:13:01,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 17:13:01,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 17:13:01,557 INFO L87 Difference]: Start difference. First operand 3994 states and 5540 transitions. 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, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-21 17:13:16,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:13:18,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:13:20,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:13:22,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:13:34,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:13:37,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:13:37,275 INFO L93 Difference]: Finished difference Result 7182 states and 10266 transitions. [2022-11-21 17:13:37,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-21 17:13:37,276 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, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 63 [2022-11-21 17:13:37,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:13:37,319 INFO L225 Difference]: With dead ends: 7182 [2022-11-21 17:13:37,319 INFO L226 Difference]: Without dead ends: 7180 [2022-11-21 17:13:37,323 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-21 17:13:37,324 INFO L413 NwaCegarLoop]: 628 mSDtfsCounter, 8722 mSDsluCounter, 1236 mSDsCounter, 0 mSdLazyCounter, 10209 mSolverCounterSat, 6011 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8890 SdHoareTripleChecker+Valid, 1864 SdHoareTripleChecker+Invalid, 16221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6011 IncrementalHoareTripleChecker+Valid, 10209 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.3s IncrementalHoareTripleChecker+Time [2022-11-21 17:13:37,325 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8890 Valid, 1864 Invalid, 16221 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6011 Valid, 10209 Invalid, 1 Unknown, 0 Unchecked, 34.3s Time] [2022-11-21 17:13:37,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7180 states. [2022-11-21 17:13:38,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7180 to 6485. [2022-11-21 17:13:38,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6485 states, 4180 states have (on average 1.3076555023923444) internal successors, (5466), 4477 states have internal predecessors, (5466), 1792 states have call successors, (1792), 479 states have call predecessors, (1792), 483 states have return successors, (1803), 1707 states have call predecessors, (1803), 1790 states have call successors, (1803) [2022-11-21 17:13:38,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6485 states to 6485 states and 9061 transitions. [2022-11-21 17:13:38,144 INFO L78 Accepts]: Start accepts. Automaton has 6485 states and 9061 transitions. Word has length 63 [2022-11-21 17:13:38,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:13:38,145 INFO L495 AbstractCegarLoop]: Abstraction has 6485 states and 9061 transitions. [2022-11-21 17:13:38,145 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, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-21 17:13:38,145 INFO L276 IsEmpty]: Start isEmpty. Operand 6485 states and 9061 transitions. [2022-11-21 17:13:38,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-21 17:13:38,148 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:13:38,149 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:13:38,149 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-21 17:13:38,150 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:13:38,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:13:38,150 INFO L85 PathProgramCache]: Analyzing trace with hash -1691125861, now seen corresponding path program 1 times [2022-11-21 17:13:38,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:13:38,151 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299089235] [2022-11-21 17:13:38,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:13:38,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:13:38,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:38,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:13:38,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:38,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 17:13:38,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:39,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-21 17:13:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:39,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-21 17:13:39,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:39,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 17:13:39,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:39,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:13:39,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:39,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-21 17:13:39,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:39,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-21 17:13:39,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:39,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-21 17:13:39,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:39,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 17:13:39,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:13:39,166 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 17:13:39,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:13:39,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299089235] [2022-11-21 17:13:39,167 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299089235] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:13:39,167 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:13:39,167 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 17:13:39,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656601608] [2022-11-21 17:13:39,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:13:39,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 17:13:39,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:13:39,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 17:13:39,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 17:13:39,169 INFO L87 Difference]: Start difference. First operand 6485 states and 9061 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, (11), 5 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-21 17:13:52,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:13:56,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:13:58,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:14:00,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:14:01,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:14:15,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:14:17,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:14:19,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:14:21,368 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 [] [2022-11-21 17:14:24,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:14:24,413 INFO L93 Difference]: Finished difference Result 7180 states and 10263 transitions. [2022-11-21 17:14:24,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-21 17:14:24,414 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, (11), 5 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 69 [2022-11-21 17:14:24,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:14:24,450 INFO L225 Difference]: With dead ends: 7180 [2022-11-21 17:14:24,451 INFO L226 Difference]: Without dead ends: 7178 [2022-11-21 17:14:24,454 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-21 17:14:24,455 INFO L413 NwaCegarLoop]: 627 mSDtfsCounter, 8663 mSDsluCounter, 1236 mSDsCounter, 0 mSdLazyCounter, 10217 mSolverCounterSat, 5967 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8831 SdHoareTripleChecker+Valid, 1863 SdHoareTripleChecker+Invalid, 16191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5967 IncrementalHoareTripleChecker+Valid, 10217 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.9s IncrementalHoareTripleChecker+Time [2022-11-21 17:14:24,456 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8831 Valid, 1863 Invalid, 16191 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5967 Valid, 10217 Invalid, 7 Unknown, 0 Unchecked, 43.9s Time] [2022-11-21 17:14:24,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7178 states. [2022-11-21 17:14:25,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7178 to 6483. [2022-11-21 17:14:25,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6483 states, 4179 states have (on average 1.3072505384063173) internal successors, (5463), 4475 states have internal predecessors, (5463), 1792 states have call successors, (1792), 479 states have call predecessors, (1792), 483 states have return successors, (1803), 1707 states have call predecessors, (1803), 1790 states have call successors, (1803) [2022-11-21 17:14:25,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6483 states to 6483 states and 9058 transitions. [2022-11-21 17:14:25,290 INFO L78 Accepts]: Start accepts. Automaton has 6483 states and 9058 transitions. Word has length 69 [2022-11-21 17:14:25,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:14:25,293 INFO L495 AbstractCegarLoop]: Abstraction has 6483 states and 9058 transitions. [2022-11-21 17:14:25,294 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, (11), 5 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-21 17:14:25,294 INFO L276 IsEmpty]: Start isEmpty. Operand 6483 states and 9058 transitions. [2022-11-21 17:14:25,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-21 17:14:25,297 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:14:25,298 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:14:25,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-21 17:14:25,298 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:14:25,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:14:25,299 INFO L85 PathProgramCache]: Analyzing trace with hash -2036201427, now seen corresponding path program 1 times [2022-11-21 17:14:25,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:14:25,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276283245] [2022-11-21 17:14:25,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:14:25,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:14:25,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:14:25,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:14:25,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:14:26,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 17:14:26,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:14:26,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-21 17:14:26,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:14:26,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-21 17:14:26,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:14:26,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 17:14:26,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:14:26,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:14:26,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:14:26,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-21 17:14:26,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:14:26,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-21 17:14:26,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:14:26,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-21 17:14:26,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:14:26,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 17:14:26,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:14:26,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-21 17:14:26,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:14:26,213 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 17:14:26,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:14:26,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276283245] [2022-11-21 17:14:26,213 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276283245] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:14:26,213 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:14:26,214 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 17:14:26,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782295221] [2022-11-21 17:14:26,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:14:26,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 17:14:26,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:14:26,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 17:14:26,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 17:14:26,216 INFO L87 Difference]: Start difference. First operand 6483 states and 9058 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, (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) [2022-11-21 17:14:38,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:14:40,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:14:44,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:14:46,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:14:47,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:14:49,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:14:51,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:15:00,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:15:07,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:15:07,236 INFO L93 Difference]: Finished difference Result 7178 states and 10260 transitions. [2022-11-21 17:15:07,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-21 17:15:07,237 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, (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 75 [2022-11-21 17:15:07,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:15:07,269 INFO L225 Difference]: With dead ends: 7178 [2022-11-21 17:15:07,270 INFO L226 Difference]: Without dead ends: 7176 [2022-11-21 17:15:07,273 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-21 17:15:07,274 INFO L413 NwaCegarLoop]: 627 mSDtfsCounter, 8706 mSDsluCounter, 1236 mSDsCounter, 0 mSdLazyCounter, 10232 mSolverCounterSat, 5989 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8873 SdHoareTripleChecker+Valid, 1863 SdHoareTripleChecker+Invalid, 16222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5989 IncrementalHoareTripleChecker+Valid, 10232 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.7s IncrementalHoareTripleChecker+Time [2022-11-21 17:15:07,274 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8873 Valid, 1863 Invalid, 16222 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5989 Valid, 10232 Invalid, 1 Unknown, 0 Unchecked, 39.7s Time] [2022-11-21 17:15:07,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7176 states. [2022-11-21 17:15:07,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7176 to 6481. [2022-11-21 17:15:07,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6481 states, 4178 states have (on average 1.3068453805648637) internal successors, (5460), 4473 states have internal predecessors, (5460), 1792 states have call successors, (1792), 479 states have call predecessors, (1792), 483 states have return successors, (1803), 1707 states have call predecessors, (1803), 1790 states have call successors, (1803) [2022-11-21 17:15:07,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6481 states to 6481 states and 9055 transitions. [2022-11-21 17:15:07,975 INFO L78 Accepts]: Start accepts. Automaton has 6481 states and 9055 transitions. Word has length 75 [2022-11-21 17:15:07,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:15:07,976 INFO L495 AbstractCegarLoop]: Abstraction has 6481 states and 9055 transitions. [2022-11-21 17:15:07,976 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, (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) [2022-11-21 17:15:07,976 INFO L276 IsEmpty]: Start isEmpty. Operand 6481 states and 9055 transitions. [2022-11-21 17:15:07,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-21 17:15:07,978 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:15:07,978 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:15:07,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-21 17:15:07,978 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:15:07,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:15:07,979 INFO L85 PathProgramCache]: Analyzing trace with hash 2127068479, now seen corresponding path program 1 times [2022-11-21 17:15:07,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:15:07,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883546225] [2022-11-21 17:15:07,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:15:07,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:15:08,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:08,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:15:08,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:08,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 17:15:08,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:08,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-21 17:15:08,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:08,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-21 17:15:08,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:08,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 17:15:08,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:08,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:15:08,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:08,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-21 17:15:08,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:08,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-21 17:15:08,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:08,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-21 17:15:08,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:08,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 17:15:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:08,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-21 17:15:08,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:08,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-21 17:15:08,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:08,774 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 17:15:08,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:15:08,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883546225] [2022-11-21 17:15:08,774 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883546225] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:15:08,775 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:15:08,775 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 17:15:08,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671515205] [2022-11-21 17:15:08,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:15:08,776 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 17:15:08,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:15:08,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 17:15:08,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 17:15:08,777 INFO L87 Difference]: Start difference. First operand 6481 states and 9055 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, (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) [2022-11-21 17:15:25,015 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 [] [2022-11-21 17:15:27,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:15:40,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:15:44,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:15:44,678 INFO L93 Difference]: Finished difference Result 7176 states and 10257 transitions. [2022-11-21 17:15:44,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-21 17:15:44,678 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, (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 81 [2022-11-21 17:15:44,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:15:44,707 INFO L225 Difference]: With dead ends: 7176 [2022-11-21 17:15:44,708 INFO L226 Difference]: Without dead ends: 7174 [2022-11-21 17:15:44,711 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-21 17:15:44,712 INFO L413 NwaCegarLoop]: 629 mSDtfsCounter, 8687 mSDsluCounter, 1236 mSDsCounter, 0 mSdLazyCounter, 10226 mSolverCounterSat, 6001 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8851 SdHoareTripleChecker+Valid, 1865 SdHoareTripleChecker+Invalid, 16228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6001 IncrementalHoareTripleChecker+Valid, 10226 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.4s IncrementalHoareTripleChecker+Time [2022-11-21 17:15:44,713 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8851 Valid, 1865 Invalid, 16228 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6001 Valid, 10226 Invalid, 1 Unknown, 0 Unchecked, 34.4s Time] [2022-11-21 17:15:44,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7174 states. [2022-11-21 17:15:45,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7174 to 6479. [2022-11-21 17:15:45,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6479 states, 4177 states have (on average 1.3064400287287528) internal successors, (5457), 4471 states have internal predecessors, (5457), 1792 states have call successors, (1792), 479 states have call predecessors, (1792), 483 states have return successors, (1803), 1707 states have call predecessors, (1803), 1790 states have call successors, (1803) [2022-11-21 17:15:45,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6479 states to 6479 states and 9052 transitions. [2022-11-21 17:15:45,390 INFO L78 Accepts]: Start accepts. Automaton has 6479 states and 9052 transitions. Word has length 81 [2022-11-21 17:15:45,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:15:45,391 INFO L495 AbstractCegarLoop]: Abstraction has 6479 states and 9052 transitions. [2022-11-21 17:15:45,391 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, (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) [2022-11-21 17:15:45,391 INFO L276 IsEmpty]: Start isEmpty. Operand 6479 states and 9052 transitions. [2022-11-21 17:15:45,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-21 17:15:45,394 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:15:45,395 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:15:45,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-21 17:15:45,395 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:15:45,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:15:45,396 INFO L85 PathProgramCache]: Analyzing trace with hash -12949836, now seen corresponding path program 1 times [2022-11-21 17:15:45,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:15:45,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082456908] [2022-11-21 17:15:45,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:15:45,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:15:45,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:46,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:15:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:46,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 17:15:46,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:46,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-21 17:15:46,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:46,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-21 17:15:46,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:46,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 17:15:46,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:46,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:15:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:46,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-21 17:15:46,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:46,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-21 17:15:46,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:46,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-21 17:15:46,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:46,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 17:15:46,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:46,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-21 17:15:46,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:46,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-21 17:15:46,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:46,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-21 17:15:46,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:15:46,270 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 17:15:46,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:15:46,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082456908] [2022-11-21 17:15:46,270 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082456908] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:15:46,270 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:15:46,271 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 17:15:46,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877116290] [2022-11-21 17:15:46,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:15:46,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 17:15:46,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:15:46,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 17:15:46,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 17:15:46,273 INFO L87 Difference]: Start difference. First operand 6479 states and 9052 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, (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) [2022-11-21 17:16:01,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:16:05,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:16:06,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:16:08,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:16:22,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:16:25,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:16:25,954 INFO L93 Difference]: Finished difference Result 7174 states and 10254 transitions. [2022-11-21 17:16:25,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-21 17:16:25,954 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, (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 87 [2022-11-21 17:16:25,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:16:25,975 INFO L225 Difference]: With dead ends: 7174 [2022-11-21 17:16:25,975 INFO L226 Difference]: Without dead ends: 7172 [2022-11-21 17:16:25,978 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-21 17:16:25,979 INFO L413 NwaCegarLoop]: 629 mSDtfsCounter, 8685 mSDsluCounter, 1236 mSDsCounter, 0 mSdLazyCounter, 10223 mSolverCounterSat, 6005 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8848 SdHoareTripleChecker+Valid, 1865 SdHoareTripleChecker+Invalid, 16229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6005 IncrementalHoareTripleChecker+Valid, 10223 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.1s IncrementalHoareTripleChecker+Time [2022-11-21 17:16:25,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8848 Valid, 1865 Invalid, 16229 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6005 Valid, 10223 Invalid, 1 Unknown, 0 Unchecked, 38.1s Time] [2022-11-21 17:16:25,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7172 states. [2022-11-21 17:16:26,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7172 to 6477. [2022-11-21 17:16:26,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6477 states, 4176 states have (on average 1.3060344827586208) internal successors, (5454), 4469 states have internal predecessors, (5454), 1792 states have call successors, (1792), 479 states have call predecessors, (1792), 483 states have return successors, (1803), 1707 states have call predecessors, (1803), 1790 states have call successors, (1803) [2022-11-21 17:16:26,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6477 states to 6477 states and 9049 transitions. [2022-11-21 17:16:26,755 INFO L78 Accepts]: Start accepts. Automaton has 6477 states and 9049 transitions. Word has length 87 [2022-11-21 17:16:26,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:16:26,757 INFO L495 AbstractCegarLoop]: Abstraction has 6477 states and 9049 transitions. [2022-11-21 17:16:26,758 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, (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) [2022-11-21 17:16:26,758 INFO L276 IsEmpty]: Start isEmpty. Operand 6477 states and 9049 transitions. [2022-11-21 17:16:26,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-21 17:16:26,761 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:16:26,761 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-11-21 17:16:26,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-21 17:16:26,762 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:16:26,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:16:26,762 INFO L85 PathProgramCache]: Analyzing trace with hash -761273344, now seen corresponding path program 1 times [2022-11-21 17:16:26,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:16:26,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160126090] [2022-11-21 17:16:26,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:16:26,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:16:26,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:28,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:16:28,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:28,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 17:16:28,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:28,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:16:28,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:28,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:16:28,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:28,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 17:16:28,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:28,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-21 17:16:28,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:28,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-21 17:16:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:28,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-21 17:16:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:28,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:16:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:28,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 17:16:28,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:28,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-21 17:16:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:28,866 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-21 17:16:28,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:16:28,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160126090] [2022-11-21 17:16:28,867 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160126090] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:16:28,867 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:16:28,867 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-21 17:16:28,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797409395] [2022-11-21 17:16:28,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:16:28,869 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-21 17:16:28,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:16:28,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 17:16:28,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-21 17:16:28,870 INFO L87 Difference]: Start difference. First operand 6477 states and 9049 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-21 17:16:40,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:16:40,110 INFO L93 Difference]: Finished difference Result 13398 states and 19340 transitions. [2022-11-21 17:16:40,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-21 17:16:40,111 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 93 [2022-11-21 17:16:40,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:16:40,224 INFO L225 Difference]: With dead ends: 13398 [2022-11-21 17:16:40,224 INFO L226 Difference]: Without dead ends: 13396 [2022-11-21 17:16:40,231 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-11-21 17:16:40,233 INFO L413 NwaCegarLoop]: 2857 mSDtfsCounter, 4204 mSDsluCounter, 7713 mSDsCounter, 0 mSdLazyCounter, 5472 mSolverCounterSat, 1665 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4633 SdHoareTripleChecker+Valid, 10570 SdHoareTripleChecker+Invalid, 7137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1665 IncrementalHoareTripleChecker+Valid, 5472 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2022-11-21 17:16:40,233 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4633 Valid, 10570 Invalid, 7137 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1665 Valid, 5472 Invalid, 0 Unknown, 0 Unchecked, 9.4s Time] [2022-11-21 17:16:40,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13396 states. [2022-11-21 17:16:42,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13396 to 12456. [2022-11-21 17:16:42,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12456 states, 8068 states have (on average 1.3112295488349033) internal successors, (10579), 8644 states have internal predecessors, (10579), 3381 states have call successors, (3381), 926 states have call predecessors, (3381), 981 states have return successors, (3794), 3209 states have call predecessors, (3794), 3379 states have call successors, (3794) [2022-11-21 17:16:42,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12456 states to 12456 states and 17754 transitions. [2022-11-21 17:16:42,084 INFO L78 Accepts]: Start accepts. Automaton has 12456 states and 17754 transitions. Word has length 93 [2022-11-21 17:16:42,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:16:42,085 INFO L495 AbstractCegarLoop]: Abstraction has 12456 states and 17754 transitions. [2022-11-21 17:16:42,085 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-21 17:16:42,085 INFO L276 IsEmpty]: Start isEmpty. Operand 12456 states and 17754 transitions. [2022-11-21 17:16:42,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-21 17:16:42,088 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:16:42,088 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:16:42,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-21 17:16:42,089 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:16:42,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:16:42,089 INFO L85 PathProgramCache]: Analyzing trace with hash -1191233510, now seen corresponding path program 1 times [2022-11-21 17:16:42,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:16:42,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196111664] [2022-11-21 17:16:42,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:16:42,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:16:42,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:42,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:16:42,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:42,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 17:16:42,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:42,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-21 17:16:42,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:42,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-21 17:16:42,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:42,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 17:16:42,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:42,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:16:42,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:42,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-21 17:16:42,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:42,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-21 17:16:42,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:42,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-21 17:16:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:42,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 17:16:42,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:42,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-21 17:16:42,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:42,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-21 17:16:42,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:42,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-21 17:16:42,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:42,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-21 17:16:42,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:16:42,864 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 17:16:42,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:16:42,864 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196111664] [2022-11-21 17:16:42,864 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196111664] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:16:42,865 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:16:42,865 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 17:16:42,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779813965] [2022-11-21 17:16:42,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:16:42,866 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 17:16:42,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:16:42,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 17:16:42,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 17:16:42,867 INFO L87 Difference]: Start difference. First operand 12456 states and 17754 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, (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) [2022-11-21 17:17:01,387 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 [] [2022-11-21 17:17:02,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:17:04,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:17:06,810 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 [] [2022-11-21 17:17:11,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:17:11,115 INFO L93 Difference]: Finished difference Result 13681 states and 20068 transitions. [2022-11-21 17:17:11,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 17:17:11,116 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, (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 93 [2022-11-21 17:17:11,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:17:11,184 INFO L225 Difference]: With dead ends: 13681 [2022-11-21 17:17:11,184 INFO L226 Difference]: Without dead ends: 13679 [2022-11-21 17:17:11,193 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-21 17:17:11,194 INFO L413 NwaCegarLoop]: 625 mSDtfsCounter, 5699 mSDsluCounter, 1234 mSDsCounter, 0 mSdLazyCounter, 6960 mSolverCounterSat, 3866 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5863 SdHoareTripleChecker+Valid, 1859 SdHoareTripleChecker+Invalid, 10828 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3866 IncrementalHoareTripleChecker+Valid, 6960 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.1s IncrementalHoareTripleChecker+Time [2022-11-21 17:17:11,195 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5863 Valid, 1859 Invalid, 10828 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3866 Valid, 6960 Invalid, 2 Unknown, 0 Unchecked, 26.1s Time] [2022-11-21 17:17:11,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13679 states. [2022-11-21 17:17:12,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13679 to 13098. [2022-11-21 17:17:12,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13098 states, 8539 states have (on average 1.3185384705469025) internal successors, (11259), 9198 states have internal predecessors, (11259), 3449 states have call successors, (3449), 926 states have call predecessors, (3449), 1085 states have return successors, (4255), 3305 states have call predecessors, (4255), 3447 states have call successors, (4255) [2022-11-21 17:17:12,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13098 states to 13098 states and 18963 transitions. [2022-11-21 17:17:12,764 INFO L78 Accepts]: Start accepts. Automaton has 13098 states and 18963 transitions. Word has length 93 [2022-11-21 17:17:12,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:17:12,765 INFO L495 AbstractCegarLoop]: Abstraction has 13098 states and 18963 transitions. [2022-11-21 17:17:12,765 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, (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) [2022-11-21 17:17:12,765 INFO L276 IsEmpty]: Start isEmpty. Operand 13098 states and 18963 transitions. [2022-11-21 17:17:12,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-21 17:17:12,767 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:17:12,768 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-11-21 17:17:12,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-21 17:17:12,768 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:17:12,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:17:12,769 INFO L85 PathProgramCache]: Analyzing trace with hash -863089364, now seen corresponding path program 1 times [2022-11-21 17:17:12,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:17:12,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782349897] [2022-11-21 17:17:12,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:17:12,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:17:12,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:13,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:17:13,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:13,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 17:17:13,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:13,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:17:13,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:13,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:17:13,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:13,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 17:17:13,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:13,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-21 17:17:13,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:13,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-21 17:17:13,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:13,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-21 17:17:13,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:13,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:17:13,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:13,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 17:17:13,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:13,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-21 17:17:13,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:13,212 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-21 17:17:13,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:17:13,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782349897] [2022-11-21 17:17:13,213 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782349897] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:17:13,213 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:17:13,213 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 17:17:13,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099940586] [2022-11-21 17:17:13,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:17:13,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 17:17:13,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:17:13,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 17:17:13,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 17:17:13,215 INFO L87 Difference]: Start difference. First operand 13098 states and 18963 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-11-21 17:17:19,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:17:19,585 INFO L93 Difference]: Finished difference Result 26582 states and 39646 transitions. [2022-11-21 17:17:19,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 17:17:19,585 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 98 [2022-11-21 17:17:19,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:17:19,654 INFO L225 Difference]: With dead ends: 26582 [2022-11-21 17:17:19,654 INFO L226 Difference]: Without dead ends: 13929 [2022-11-21 17:17:19,715 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-21 17:17:19,716 INFO L413 NwaCegarLoop]: 2293 mSDtfsCounter, 942 mSDsluCounter, 3008 mSDsCounter, 0 mSdLazyCounter, 2046 mSolverCounterSat, 599 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1064 SdHoareTripleChecker+Valid, 5301 SdHoareTripleChecker+Invalid, 2645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 599 IncrementalHoareTripleChecker+Valid, 2046 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-11-21 17:17:19,717 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1064 Valid, 5301 Invalid, 2645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [599 Valid, 2046 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-11-21 17:17:19,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13929 states. [2022-11-21 17:17:20,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13929 to 13146. [2022-11-21 17:17:20,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13146 states, 8579 states have (on average 1.3189182888448536) internal successors, (11315), 9234 states have internal predecessors, (11315), 3457 states have call successors, (3457), 926 states have call predecessors, (3457), 1085 states have return successors, (4263), 3317 states have call predecessors, (4263), 3455 states have call successors, (4263) [2022-11-21 17:17:21,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13146 states to 13146 states and 19035 transitions. [2022-11-21 17:17:21,030 INFO L78 Accepts]: Start accepts. Automaton has 13146 states and 19035 transitions. Word has length 98 [2022-11-21 17:17:21,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:17:21,031 INFO L495 AbstractCegarLoop]: Abstraction has 13146 states and 19035 transitions. [2022-11-21 17:17:21,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-11-21 17:17:21,031 INFO L276 IsEmpty]: Start isEmpty. Operand 13146 states and 19035 transitions. [2022-11-21 17:17:21,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-21 17:17:21,034 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:17:21,034 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:17:21,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-21 17:17:21,034 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:17:21,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:17:21,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1704339245, now seen corresponding path program 1 times [2022-11-21 17:17:21,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:17:21,035 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608975148] [2022-11-21 17:17:21,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:17:21,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:17:21,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:22,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:17:22,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:22,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 17:17:22,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:22,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:17:22,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:22,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:17:22,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:22,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 17:17:22,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:22,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-21 17:17:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:22,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-21 17:17:22,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:22,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-21 17:17:22,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:22,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:17:22,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:22,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 17:17:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:22,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-21 17:17:22,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:22,934 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-21 17:17:22,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:17:22,934 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608975148] [2022-11-21 17:17:22,934 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608975148] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:17:22,934 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:17:22,935 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-21 17:17:22,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461599549] [2022-11-21 17:17:22,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:17:22,935 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-21 17:17:22,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:17:22,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 17:17:22,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-21 17:17:22,936 INFO L87 Difference]: Start difference. First operand 13146 states and 19035 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-21 17:17:34,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:17:34,979 INFO L93 Difference]: Finished difference Result 27250 states and 42187 transitions. [2022-11-21 17:17:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-21 17:17:34,980 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 101 [2022-11-21 17:17:34,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:17:35,110 INFO L225 Difference]: With dead ends: 27250 [2022-11-21 17:17:35,110 INFO L226 Difference]: Without dead ends: 27248 [2022-11-21 17:17:35,126 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-11-21 17:17:35,126 INFO L413 NwaCegarLoop]: 2939 mSDtfsCounter, 4106 mSDsluCounter, 7948 mSDsCounter, 0 mSdLazyCounter, 5628 mSolverCounterSat, 1648 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4535 SdHoareTripleChecker+Valid, 10887 SdHoareTripleChecker+Invalid, 7276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1648 IncrementalHoareTripleChecker+Valid, 5628 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2022-11-21 17:17:35,127 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4535 Valid, 10887 Invalid, 7276 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1648 Valid, 5628 Invalid, 0 Unknown, 0 Unchecked, 8.8s Time] [2022-11-21 17:17:35,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27248 states. [2022-11-21 17:17:37,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27248 to 25340. [2022-11-21 17:17:37,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25340 states, 16577 states have (on average 1.3244254086987994) internal successors, (21955), 17856 states have internal predecessors, (21955), 6649 states have call successors, (6649), 1786 states have call predecessors, (6649), 2089 states have return successors, (9615), 6321 states have call predecessors, (9615), 6647 states have call successors, (9615) [2022-11-21 17:17:37,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25340 states to 25340 states and 38219 transitions. [2022-11-21 17:17:37,891 INFO L78 Accepts]: Start accepts. Automaton has 25340 states and 38219 transitions. Word has length 101 [2022-11-21 17:17:37,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:17:37,892 INFO L495 AbstractCegarLoop]: Abstraction has 25340 states and 38219 transitions. [2022-11-21 17:17:37,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-21 17:17:37,892 INFO L276 IsEmpty]: Start isEmpty. Operand 25340 states and 38219 transitions. [2022-11-21 17:17:37,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-21 17:17:37,893 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:17:37,894 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:17:37,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-21 17:17:37,894 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:17:37,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:17:37,895 INFO L85 PathProgramCache]: Analyzing trace with hash -1371541922, now seen corresponding path program 1 times [2022-11-21 17:17:37,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:17:37,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434124376] [2022-11-21 17:17:37,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:17:37,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:17:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:38,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:17:38,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:38,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 17:17:38,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:38,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-21 17:17:38,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:38,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-21 17:17:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:38,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 17:17:38,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:38,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:17:38,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:38,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-21 17:17:38,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:38,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-21 17:17:38,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:38,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-21 17:17:38,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:38,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 17:17:38,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:38,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-21 17:17:38,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:38,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-21 17:17:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:38,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-21 17:17:38,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:38,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-21 17:17:38,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:38,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-21 17:17:38,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:17:38,657 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 17:17:38,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:17:38,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434124376] [2022-11-21 17:17:38,657 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434124376] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:17:38,658 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:17:38,658 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 17:17:38,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111249265] [2022-11-21 17:17:38,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:17:38,659 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 17:17:38,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:17:38,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 17:17:38,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 17:17:38,659 INFO L87 Difference]: Start difference. First operand 25340 states and 38219 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, (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) [2022-11-21 17:17:53,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:18:00,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:18:01,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:18:12,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:18:16,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:18:22,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:18:22,571 INFO L93 Difference]: Finished difference Result 26383 states and 40380 transitions. [2022-11-21 17:18:22,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-21 17:18:22,572 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, (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 99 [2022-11-21 17:18:22,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:18:22,702 INFO L225 Difference]: With dead ends: 26383 [2022-11-21 17:18:22,703 INFO L226 Difference]: Without dead ends: 26381 [2022-11-21 17:18:22,717 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-21 17:18:22,718 INFO L413 NwaCegarLoop]: 628 mSDtfsCounter, 8671 mSDsluCounter, 1236 mSDsCounter, 0 mSdLazyCounter, 10205 mSolverCounterSat, 5980 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8833 SdHoareTripleChecker+Valid, 1864 SdHoareTripleChecker+Invalid, 16188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5980 IncrementalHoareTripleChecker+Valid, 10205 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.7s IncrementalHoareTripleChecker+Time [2022-11-21 17:18:22,718 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8833 Valid, 1864 Invalid, 16188 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5980 Valid, 10205 Invalid, 3 Unknown, 0 Unchecked, 39.7s Time] [2022-11-21 17:18:22,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26381 states. [2022-11-21 17:18:25,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26381 to 25338. [2022-11-21 17:18:25,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25338 states, 16576 states have (on average 1.3242639961389961) internal successors, (21951), 17854 states have internal predecessors, (21951), 6649 states have call successors, (6649), 1786 states have call predecessors, (6649), 2089 states have return successors, (9615), 6321 states have call predecessors, (9615), 6647 states have call successors, (9615) [2022-11-21 17:18:25,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25338 states to 25338 states and 38215 transitions. [2022-11-21 17:18:25,846 INFO L78 Accepts]: Start accepts. Automaton has 25338 states and 38215 transitions. Word has length 99 [2022-11-21 17:18:25,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:18:25,847 INFO L495 AbstractCegarLoop]: Abstraction has 25338 states and 38215 transitions. [2022-11-21 17:18:25,847 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, (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) [2022-11-21 17:18:25,847 INFO L276 IsEmpty]: Start isEmpty. Operand 25338 states and 38215 transitions. [2022-11-21 17:18:25,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-21 17:18:25,849 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:18:25,850 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:18:25,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-21 17:18:25,850 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:18:25,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:18:25,851 INFO L85 PathProgramCache]: Analyzing trace with hash 503328385, now seen corresponding path program 1 times [2022-11-21 17:18:25,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:18:25,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879510073] [2022-11-21 17:18:25,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:18:25,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:18:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:18:26,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:18:26,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:18:26,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 17:18:26,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:18:26,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-21 17:18:26,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:18:26,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-21 17:18:26,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:18:26,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 17:18:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:18:26,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:18:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:18:26,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-21 17:18:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:18:26,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-21 17:18:26,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:18:26,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-21 17:18:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:18:26,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 17:18:26,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:18:26,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-21 17:18:26,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:18:26,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-21 17:18:26,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:18:26,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-21 17:18:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:18:26,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-21 17:18:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:18:26,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-21 17:18:26,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:18:26,716 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 17:18:26,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:18:26,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879510073] [2022-11-21 17:18:26,717 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879510073] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:18:26,717 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:18:26,718 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 17:18:26,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408399502] [2022-11-21 17:18:26,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:18:26,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 17:18:26,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:18:26,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 17:18:26,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 17:18:26,720 INFO L87 Difference]: Start difference. First operand 25338 states and 38215 transitions. Second operand has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 4 states have internal predecessors, (64), 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) [2022-11-21 17:18:41,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:18:46,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:18:49,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:18:52,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:19:09,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:19:09,555 INFO L93 Difference]: Finished difference Result 26381 states and 40376 transitions. [2022-11-21 17:19:09,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-21 17:19:09,556 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 4 states have internal predecessors, (64), 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 101 [2022-11-21 17:19:09,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:19:09,654 INFO L225 Difference]: With dead ends: 26381 [2022-11-21 17:19:09,654 INFO L226 Difference]: Without dead ends: 26379 [2022-11-21 17:19:09,668 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-21 17:19:09,669 INFO L413 NwaCegarLoop]: 628 mSDtfsCounter, 8649 mSDsluCounter, 1236 mSDsCounter, 0 mSdLazyCounter, 10215 mSolverCounterSat, 5968 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8811 SdHoareTripleChecker+Valid, 1864 SdHoareTripleChecker+Invalid, 16185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5968 IncrementalHoareTripleChecker+Valid, 10215 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.5s IncrementalHoareTripleChecker+Time [2022-11-21 17:19:09,669 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8811 Valid, 1864 Invalid, 16185 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5968 Valid, 10215 Invalid, 2 Unknown, 0 Unchecked, 38.5s Time] [2022-11-21 17:19:09,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26379 states. [2022-11-21 17:19:12,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26379 to 25336. [2022-11-21 17:19:12,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25336 states, 16575 states have (on average 1.324102564102564) internal successors, (21947), 17852 states have internal predecessors, (21947), 6649 states have call successors, (6649), 1786 states have call predecessors, (6649), 2089 states have return successors, (9615), 6321 states have call predecessors, (9615), 6647 states have call successors, (9615) [2022-11-21 17:19:12,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25336 states to 25336 states and 38211 transitions. [2022-11-21 17:19:13,000 INFO L78 Accepts]: Start accepts. Automaton has 25336 states and 38211 transitions. Word has length 101 [2022-11-21 17:19:13,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:19:13,001 INFO L495 AbstractCegarLoop]: Abstraction has 25336 states and 38211 transitions. [2022-11-21 17:19:13,001 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 4 states have internal predecessors, (64), 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) [2022-11-21 17:19:13,001 INFO L276 IsEmpty]: Start isEmpty. Operand 25336 states and 38211 transitions. [2022-11-21 17:19:13,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-21 17:19:13,004 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:19:13,004 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-11-21 17:19:13,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-21 17:19:13,005 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:19:13,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:19:13,005 INFO L85 PathProgramCache]: Analyzing trace with hash -189890797, now seen corresponding path program 1 times [2022-11-21 17:19:13,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:19:13,006 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903503085] [2022-11-21 17:19:13,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:19:13,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:19:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:13,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:19:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:13,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 17:19:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:13,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:19:13,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:13,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:19:13,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:13,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 17:19:13,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:13,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-21 17:19:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:13,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-21 17:19:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:13,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-21 17:19:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:13,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:19:13,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:13,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 17:19:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:13,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-21 17:19:13,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:13,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 17:19:13,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:13,438 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-21 17:19:13,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:19:13,439 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903503085] [2022-11-21 17:19:13,439 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903503085] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:19:13,439 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:19:13,440 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 17:19:13,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094073310] [2022-11-21 17:19:13,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:19:13,440 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 17:19:13,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:19:13,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 17:19:13,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 17:19:13,442 INFO L87 Difference]: Start difference. First operand 25336 states and 38211 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-21 17:19:21,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:19:21,379 INFO L93 Difference]: Finished difference Result 52148 states and 82946 transitions. [2022-11-21 17:19:21,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 17:19:21,380 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 109 [2022-11-21 17:19:21,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:19:21,493 INFO L225 Difference]: With dead ends: 52148 [2022-11-21 17:19:21,493 INFO L226 Difference]: Without dead ends: 27257 [2022-11-21 17:19:21,691 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 17:19:21,692 INFO L413 NwaCegarLoop]: 2302 mSDtfsCounter, 952 mSDsluCounter, 2997 mSDsCounter, 0 mSdLazyCounter, 2053 mSolverCounterSat, 604 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1090 SdHoareTripleChecker+Valid, 5299 SdHoareTripleChecker+Invalid, 2657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 604 IncrementalHoareTripleChecker+Valid, 2053 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-11-21 17:19:21,692 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1090 Valid, 5299 Invalid, 2657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [604 Valid, 2053 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2022-11-21 17:19:21,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27257 states. [2022-11-21 17:19:24,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27257 to 25440. [2022-11-21 17:19:24,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25440 states, 16663 states have (on average 1.3228710316269578) internal successors, (22043), 17916 states have internal predecessors, (22043), 6665 states have call successors, (6665), 1786 states have call predecessors, (6665), 2089 states have return successors, (9671), 6361 states have call predecessors, (9671), 6663 states have call successors, (9671) [2022-11-21 17:19:24,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25440 states to 25440 states and 38379 transitions. [2022-11-21 17:19:24,988 INFO L78 Accepts]: Start accepts. Automaton has 25440 states and 38379 transitions. Word has length 109 [2022-11-21 17:19:24,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:19:24,989 INFO L495 AbstractCegarLoop]: Abstraction has 25440 states and 38379 transitions. [2022-11-21 17:19:24,989 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-21 17:19:24,989 INFO L276 IsEmpty]: Start isEmpty. Operand 25440 states and 38379 transitions. [2022-11-21 17:19:24,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-21 17:19:24,992 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:19:24,992 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-11-21 17:19:24,992 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-21 17:19:24,993 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting rcu_read_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:19:24,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:19:24,993 INFO L85 PathProgramCache]: Analyzing trace with hash -694227766, now seen corresponding path program 1 times [2022-11-21 17:19:24,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:19:24,994 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593192587] [2022-11-21 17:19:24,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:19:24,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:19:25,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:27,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:19:27,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:27,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 17:19:27,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:27,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:19:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:27,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:19:27,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:27,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 17:19:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:27,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-21 17:19:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:27,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-21 17:19:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:27,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-21 17:19:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:27,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:19:27,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:27,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 17:19:27,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:27,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-21 17:19:27,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:27,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-21 17:19:27,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:27,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-11-21 17:19:27,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:27,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-21 17:19:27,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:19:27,730 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-21 17:19:27,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:19:27,731 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593192587] [2022-11-21 17:19:27,731 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593192587] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:19:27,731 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:19:27,732 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-21 17:19:27,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304411119] [2022-11-21 17:19:27,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:19:27,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-21 17:19:27,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:19:27,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-21 17:19:27,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-21 17:19:27,734 INFO L87 Difference]: Start difference. First operand 25440 states and 38379 transitions. Second operand has 8 states, 8 states have (on average 8.0) internal successors, (64), 6 states have internal predecessors, (64), 3 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-21 17:19:52,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:19:52,802 INFO L93 Difference]: Finished difference Result 47787 states and 77423 transitions. [2022-11-21 17:19:52,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-21 17:19:52,802 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 6 states have internal predecessors, (64), 3 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 111 [2022-11-21 17:19:52,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:19:52,982 INFO L225 Difference]: With dead ends: 47787 [2022-11-21 17:19:52,982 INFO L226 Difference]: Without dead ends: 47785 [2022-11-21 17:19:53,000 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2022-11-21 17:19:53,001 INFO L413 NwaCegarLoop]: 2465 mSDtfsCounter, 8389 mSDsluCounter, 8105 mSDsCounter, 0 mSdLazyCounter, 14077 mSolverCounterSat, 5256 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8743 SdHoareTripleChecker+Valid, 10570 SdHoareTripleChecker+Invalid, 19333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5256 IncrementalHoareTripleChecker+Valid, 14077 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.2s IncrementalHoareTripleChecker+Time [2022-11-21 17:19:53,002 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8743 Valid, 10570 Invalid, 19333 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5256 Valid, 14077 Invalid, 0 Unknown, 0 Unchecked, 18.2s Time] [2022-11-21 17:19:53,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47785 states. [2022-11-21 17:19:59,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47785 to 42705. [2022-11-21 17:19:59,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42705 states, 28131 states have (on average 1.321282570829334) internal successors, (37169), 30274 states have internal predecessors, (37169), 10884 states have call successors, (10884), 2977 states have call predecessors, (10884), 3667 states have return successors, (18386), 10524 states have call predecessors, (18386), 10882 states have call successors, (18386) [2022-11-21 17:19:59,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42705 states to 42705 states and 66439 transitions. [2022-11-21 17:19:59,820 INFO L78 Accepts]: Start accepts. Automaton has 42705 states and 66439 transitions. Word has length 111 [2022-11-21 17:19:59,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:19:59,821 INFO L495 AbstractCegarLoop]: Abstraction has 42705 states and 66439 transitions. [2022-11-21 17:19:59,821 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 6 states have internal predecessors, (64), 3 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-21 17:19:59,821 INFO L276 IsEmpty]: Start isEmpty. Operand 42705 states and 66439 transitions. [2022-11-21 17:19:59,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-21 17:19:59,824 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:19:59,824 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:19:59,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-21 17:19:59,825 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:19:59,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:19:59,825 INFO L85 PathProgramCache]: Analyzing trace with hash 121426788, now seen corresponding path program 1 times [2022-11-21 17:19:59,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:19:59,825 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889016848] [2022-11-21 17:19:59,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:19:59,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:19:59,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:00,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:20:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:00,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 17:20:00,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:00,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-21 17:20:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:00,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-21 17:20:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:00,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 17:20:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:00,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:20:00,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:00,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-21 17:20:00,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:00,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-21 17:20:00,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:00,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-21 17:20:00,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:00,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 17:20:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:00,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-21 17:20:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:00,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-21 17:20:00,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:00,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-21 17:20:00,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:00,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-21 17:20:00,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:00,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-21 17:20:00,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:00,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-21 17:20:00,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:00,775 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 17:20:00,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:20:00,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889016848] [2022-11-21 17:20:00,778 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889016848] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:20:00,778 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:20:00,778 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 17:20:00,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310896149] [2022-11-21 17:20:00,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:20:00,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 17:20:00,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:20:00,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 17:20:00,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 17:20:00,780 INFO L87 Difference]: Start difference. First operand 42705 states and 66439 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, (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) [2022-11-21 17:20:19,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:20:23,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:20:25,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:20:29,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:20:42,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:20:45,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:20:49,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:20:49,074 INFO L93 Difference]: Finished difference Result 44505 states and 70535 transitions. [2022-11-21 17:20:49,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-21 17:20:49,075 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, (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 107 [2022-11-21 17:20:49,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:20:49,253 INFO L225 Difference]: With dead ends: 44505 [2022-11-21 17:20:49,253 INFO L226 Difference]: Without dead ends: 44503 [2022-11-21 17:20:49,273 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-21 17:20:49,274 INFO L413 NwaCegarLoop]: 631 mSDtfsCounter, 8576 mSDsluCounter, 1238 mSDsCounter, 0 mSdLazyCounter, 10183 mSolverCounterSat, 5953 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8736 SdHoareTripleChecker+Valid, 1869 SdHoareTripleChecker+Invalid, 16139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5953 IncrementalHoareTripleChecker+Valid, 10183 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.0s IncrementalHoareTripleChecker+Time [2022-11-21 17:20:49,274 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8736 Valid, 1869 Invalid, 16139 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5953 Valid, 10183 Invalid, 3 Unknown, 0 Unchecked, 40.0s Time] [2022-11-21 17:20:49,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44503 states. [2022-11-21 17:20:56,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44503 to 42703. [2022-11-21 17:20:56,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42703 states, 28130 states have (on average 1.3211873444720938) internal successors, (37165), 30272 states have internal predecessors, (37165), 10884 states have call successors, (10884), 2977 states have call predecessors, (10884), 3667 states have return successors, (18386), 10524 states have call predecessors, (18386), 10882 states have call successors, (18386) [2022-11-21 17:20:56,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42703 states to 42703 states and 66435 transitions. [2022-11-21 17:20:56,845 INFO L78 Accepts]: Start accepts. Automaton has 42703 states and 66435 transitions. Word has length 107 [2022-11-21 17:20:56,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:20:56,845 INFO L495 AbstractCegarLoop]: Abstraction has 42703 states and 66435 transitions. [2022-11-21 17:20:56,846 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, (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) [2022-11-21 17:20:56,846 INFO L276 IsEmpty]: Start isEmpty. Operand 42703 states and 66435 transitions. [2022-11-21 17:20:56,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-21 17:20:56,848 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:20:56,849 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2022-11-21 17:20:56,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-21 17:20:56,849 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:20:56,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:20:56,850 INFO L85 PathProgramCache]: Analyzing trace with hash -1713642447, now seen corresponding path program 1 times [2022-11-21 17:20:56,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:20:56,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717190951] [2022-11-21 17:20:56,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:20:56,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:20:56,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:57,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:20:57,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:57,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 17:20:57,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:57,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:20:57,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:57,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:20:57,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:57,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 17:20:57,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:57,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-21 17:20:57,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:57,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-21 17:20:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:57,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-21 17:20:57,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:57,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:20:57,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:57,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 17:20:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:57,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-21 17:20:57,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:57,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-21 17:20:57,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:57,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-21 17:20:57,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:57,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-21 17:20:57,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:57,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 17:20:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:20:57,794 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-21 17:20:57,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:20:57,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717190951] [2022-11-21 17:20:57,795 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717190951] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:20:57,795 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:20:57,796 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 17:20:57,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11092257] [2022-11-21 17:20:57,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:20:57,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 17:20:57,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:20:57,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 17:20:57,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 17:20:57,798 INFO L87 Difference]: Start difference. First operand 42703 states and 66435 transitions. Second operand has 7 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 3 states have call successors, (24), 5 states have call predecessors, (24), 2 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-21 17:21:24,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:21:24,515 INFO L93 Difference]: Finished difference Result 54487 states and 90643 transitions. [2022-11-21 17:21:24,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-21 17:21:24,516 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 3 states have call successors, (24), 5 states have call predecessors, (24), 2 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) Word has length 117 [2022-11-21 17:21:24,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:21:24,941 INFO L225 Difference]: With dead ends: 54487 [2022-11-21 17:21:24,941 INFO L226 Difference]: Without dead ends: 54485 [2022-11-21 17:21:24,961 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2022-11-21 17:21:24,962 INFO L413 NwaCegarLoop]: 3682 mSDtfsCounter, 4751 mSDsluCounter, 10896 mSDsCounter, 0 mSdLazyCounter, 12034 mSolverCounterSat, 3570 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5258 SdHoareTripleChecker+Valid, 14578 SdHoareTripleChecker+Invalid, 15604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3570 IncrementalHoareTripleChecker+Valid, 12034 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.0s IncrementalHoareTripleChecker+Time [2022-11-21 17:21:24,962 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5258 Valid, 14578 Invalid, 15604 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3570 Valid, 12034 Invalid, 0 Unknown, 0 Unchecked, 18.0s Time] [2022-11-21 17:21:24,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54485 states. [2022-11-21 17:21:33,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54485 to 49931. [2022-11-21 17:21:33,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49931 states, 32762 states have (on average 1.3125877541053659) internal successors, (43003), 35144 states have internal predecessors, (43003), 12730 states have call successors, (12730), 2991 states have call predecessors, (12730), 4417 states have return successors, (24310), 13032 states have call predecessors, (24310), 12728 states have call successors, (24310) [2022-11-21 17:21:33,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49931 states to 49931 states and 80043 transitions. [2022-11-21 17:21:33,921 INFO L78 Accepts]: Start accepts. Automaton has 49931 states and 80043 transitions. Word has length 117 [2022-11-21 17:21:33,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:21:33,922 INFO L495 AbstractCegarLoop]: Abstraction has 49931 states and 80043 transitions. [2022-11-21 17:21:33,922 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 3 states have call successors, (24), 5 states have call predecessors, (24), 2 states have return successors, (15), 2 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-21 17:21:33,922 INFO L276 IsEmpty]: Start isEmpty. Operand 49931 states and 80043 transitions. [2022-11-21 17:21:33,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-21 17:21:33,926 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:21:33,926 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:21:33,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-21 17:21:33,927 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:21:33,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:21:33,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1123625430, now seen corresponding path program 1 times [2022-11-21 17:21:33,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:21:33,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136234068] [2022-11-21 17:21:33,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:21:33,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:21:34,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:21:34,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:21:34,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:21:34,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 17:21:34,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:21:34,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-21 17:21:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:21:34,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-21 17:21:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:21:34,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 17:21:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:21:34,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:21:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:21:34,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-21 17:21:34,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:21:34,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-21 17:21:34,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:21:34,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-21 17:21:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:21:34,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 17:21:34,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:21:34,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-21 17:21:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:21:34,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-21 17:21:34,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:21:34,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-21 17:21:34,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:21:34,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-21 17:21:34,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:21:34,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-21 17:21:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:21:34,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-21 17:21:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:21:34,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-21 17:21:34,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:21:34,806 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 17:21:34,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:21:34,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136234068] [2022-11-21 17:21:34,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136234068] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:21:34,807 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:21:34,807 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 17:21:34,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819308887] [2022-11-21 17:21:34,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:21:34,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 17:21:34,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:21:34,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 17:21:34,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 17:21:34,809 INFO L87 Difference]: Start difference. First operand 49931 states and 80043 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, (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) [2022-11-21 17:21:56,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:21:58,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:21:59,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:22:03,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:22:15,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:22:22,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:22:22,631 INFO L93 Difference]: Finished difference Result 51839 states and 84815 transitions. [2022-11-21 17:22:22,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-21 17:22:22,631 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, (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 113 [2022-11-21 17:22:22,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:22:23,059 INFO L225 Difference]: With dead ends: 51839 [2022-11-21 17:22:23,059 INFO L226 Difference]: Without dead ends: 51837 [2022-11-21 17:22:23,077 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-21 17:22:23,078 INFO L413 NwaCegarLoop]: 627 mSDtfsCounter, 8651 mSDsluCounter, 1236 mSDsCounter, 0 mSdLazyCounter, 10162 mSolverCounterSat, 5999 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8812 SdHoareTripleChecker+Valid, 1863 SdHoareTripleChecker+Invalid, 16162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5999 IncrementalHoareTripleChecker+Valid, 10162 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.9s IncrementalHoareTripleChecker+Time [2022-11-21 17:22:23,078 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8812 Valid, 1863 Invalid, 16162 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5999 Valid, 10162 Invalid, 1 Unknown, 0 Unchecked, 38.9s Time] [2022-11-21 17:22:23,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51837 states. [2022-11-21 17:22:30,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51837 to 49929. [2022-11-21 17:22:30,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49929 states, 32761 states have (on average 1.3125057232685204) internal successors, (42999), 35142 states have internal predecessors, (42999), 12730 states have call successors, (12730), 2991 states have call predecessors, (12730), 4417 states have return successors, (24310), 13032 states have call predecessors, (24310), 12728 states have call successors, (24310) [2022-11-21 17:22:30,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49929 states to 49929 states and 80039 transitions. [2022-11-21 17:22:30,490 INFO L78 Accepts]: Start accepts. Automaton has 49929 states and 80039 transitions. Word has length 113 [2022-11-21 17:22:30,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:22:30,491 INFO L495 AbstractCegarLoop]: Abstraction has 49929 states and 80039 transitions. [2022-11-21 17:22:30,491 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, (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) [2022-11-21 17:22:30,491 INFO L276 IsEmpty]: Start isEmpty. Operand 49929 states and 80039 transitions. [2022-11-21 17:22:30,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-21 17:22:30,495 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:22:30,495 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:22:30,496 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-21 17:22:30,496 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:22:30,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:22:30,497 INFO L85 PathProgramCache]: Analyzing trace with hash -2125875207, now seen corresponding path program 1 times [2022-11-21 17:22:30,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:22:30,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770731421] [2022-11-21 17:22:30,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:22:30,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:22:30,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:22:31,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:22:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:22:31,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 17:22:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:22:31,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-21 17:22:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:22:31,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-21 17:22:31,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:22:31,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 17:22:31,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:22:31,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:22:31,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:22:31,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-21 17:22:31,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:22:31,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-21 17:22:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:22:31,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-21 17:22:31,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:22:31,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 17:22:31,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:22:31,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-21 17:22:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:22:31,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-21 17:22:31,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:22:31,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-21 17:22:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:22:31,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-21 17:22:31,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:22:31,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-21 17:22:31,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:22:31,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-21 17:22:31,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:22:31,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-21 17:22:31,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:22:31,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-21 17:22:31,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:22:31,316 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 17:22:31,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:22:31,317 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770731421] [2022-11-21 17:22:31,317 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770731421] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:22:31,317 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:22:31,318 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 17:22:31,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471993128] [2022-11-21 17:22:31,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:22:31,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 17:22:31,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:22:31,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 17:22:31,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 17:22:31,322 INFO L87 Difference]: Start difference. First operand 49929 states and 80039 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, (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) [2022-11-21 17:22:51,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:22:52,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:22:56,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:22:58,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:23:11,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:23:18,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:23:18,494 INFO L93 Difference]: Finished difference Result 51837 states and 84811 transitions. [2022-11-21 17:23:18,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-21 17:23:18,495 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, (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 119 [2022-11-21 17:23:18,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:23:18,675 INFO L225 Difference]: With dead ends: 51837 [2022-11-21 17:23:18,676 INFO L226 Difference]: Without dead ends: 51835 [2022-11-21 17:23:18,693 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-21 17:23:18,694 INFO L413 NwaCegarLoop]: 627 mSDtfsCounter, 8640 mSDsluCounter, 1236 mSDsCounter, 0 mSdLazyCounter, 10173 mSolverCounterSat, 5989 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8800 SdHoareTripleChecker+Valid, 1863 SdHoareTripleChecker+Invalid, 16164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5989 IncrementalHoareTripleChecker+Valid, 10173 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.9s IncrementalHoareTripleChecker+Time [2022-11-21 17:23:18,694 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8800 Valid, 1863 Invalid, 16164 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5989 Valid, 10173 Invalid, 2 Unknown, 0 Unchecked, 38.9s Time] [2022-11-21 17:23:18,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51835 states. [2022-11-21 17:23:25,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51835 to 49927. [2022-11-21 17:23:25,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49927 states, 32760 states have (on average 1.3124236874236874) internal successors, (42995), 35140 states have internal predecessors, (42995), 12730 states have call successors, (12730), 2991 states have call predecessors, (12730), 4417 states have return successors, (24310), 13032 states have call predecessors, (24310), 12728 states have call successors, (24310) [2022-11-21 17:23:25,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49927 states to 49927 states and 80035 transitions. [2022-11-21 17:23:25,512 INFO L78 Accepts]: Start accepts. Automaton has 49927 states and 80035 transitions. Word has length 119 [2022-11-21 17:23:25,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:23:25,512 INFO L495 AbstractCegarLoop]: Abstraction has 49927 states and 80035 transitions. [2022-11-21 17:23:25,513 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, (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) [2022-11-21 17:23:25,513 INFO L276 IsEmpty]: Start isEmpty. Operand 49927 states and 80035 transitions. [2022-11-21 17:23:25,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-21 17:23:25,517 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:23:25,517 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:23:25,517 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-21 17:23:25,518 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:23:25,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:23:25,518 INFO L85 PathProgramCache]: Analyzing trace with hash -1741845258, now seen corresponding path program 1 times [2022-11-21 17:23:25,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:23:25,519 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126121616] [2022-11-21 17:23:25,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:23:25,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:23:25,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:23:27,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:23:27,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:23:27,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 17:23:27,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:23:27,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:23:27,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:23:27,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:23:27,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:23:27,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 17:23:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:23:27,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-21 17:23:27,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:23:27,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-21 17:23:27,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:23:27,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-21 17:23:27,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:23:27,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 17:23:27,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:23:27,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 17:23:27,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:23:27,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-21 17:23:27,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:23:27,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-21 17:23:27,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:23:27,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-11-21 17:23:27,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:23:27,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-21 17:23:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:23:27,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 17:23:27,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:23:27,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-21 17:23:27,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:23:28,004 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-21 17:23:28,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:23:28,004 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126121616] [2022-11-21 17:23:28,004 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126121616] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:23:28,005 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:23:28,005 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-21 17:23:28,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244114596] [2022-11-21 17:23:28,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:23:28,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-21 17:23:28,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:23:28,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-21 17:23:28,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-21 17:23:28,007 INFO L87 Difference]: Start difference. First operand 49927 states and 80035 transitions. Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-21 17:23:43,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:23:48,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:23:50,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 17:24:08,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:24:08,588 INFO L93 Difference]: Finished difference Result 86074 states and 161242 transitions. [2022-11-21 17:24:08,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-21 17:24:08,589 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 126 [2022-11-21 17:24:08,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:24:09,072 INFO L225 Difference]: With dead ends: 86074 [2022-11-21 17:24:09,073 INFO L226 Difference]: Without dead ends: 86072 [2022-11-21 17:24:09,108 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=144, Invalid=318, Unknown=0, NotChecked=0, Total=462 [2022-11-21 17:24:09,109 INFO L413 NwaCegarLoop]: 2172 mSDtfsCounter, 7701 mSDsluCounter, 6733 mSDsCounter, 0 mSdLazyCounter, 10293 mSolverCounterSat, 5444 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8142 SdHoareTripleChecker+Valid, 8905 SdHoareTripleChecker+Invalid, 15739 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5444 IncrementalHoareTripleChecker+Valid, 10293 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.2s IncrementalHoareTripleChecker+Time [2022-11-21 17:24:09,110 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8142 Valid, 8905 Invalid, 15739 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5444 Valid, 10293 Invalid, 2 Unknown, 0 Unchecked, 26.2s Time] [2022-11-21 17:24:09,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86072 states. [2022-11-21 17:24:20,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86072 to 72429. [2022-11-21 17:24:20,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72429 states, 47444 states have (on average 1.3046328302841244) internal successors, (61897), 51002 states have internal predecessors, (61897), 18084 states have call successors, (18084), 4429 states have call predecessors, (18084), 6881 states have return successors, (41682), 18680 states have call predecessors, (41682), 18082 states have call successors, (41682) [2022-11-21 17:24:21,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72429 states to 72429 states and 121663 transitions. [2022-11-21 17:24:21,235 INFO L78 Accepts]: Start accepts. Automaton has 72429 states and 121663 transitions. Word has length 126 [2022-11-21 17:24:21,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:24:21,235 INFO L495 AbstractCegarLoop]: Abstraction has 72429 states and 121663 transitions. [2022-11-21 17:24:21,235 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-21 17:24:21,235 INFO L276 IsEmpty]: Start isEmpty. Operand 72429 states and 121663 transitions. [2022-11-21 17:24:21,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-21 17:24:21,240 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:24:21,240 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-11-21 17:24:21,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-21 17:24:21,241 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 30 more)] === [2022-11-21 17:24:21,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:24:21,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1923442945, now seen corresponding path program 1 times [2022-11-21 17:24:21,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:24:21,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380467273] [2022-11-21 17:24:21,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:24:21,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:24:21,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat