./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_538a9007-1e94-40ef-9efe-cbf310eb63f2/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/bin/uautomizer-Dbtcem3rbc --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 cbb6bd071cc73671eab4aad44dc903826dea728939828b9257917938e0627fbc --- 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-5e519f3 [2022-11-02 20:43:38,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:43:38,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:43:38,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:43:38,597 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:43:38,601 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:43:38,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:43:38,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:43:38,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:43:38,615 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:43:38,616 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:43:38,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:43:38,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:43:38,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:43:38,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:43:38,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:43:38,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:43:38,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:43:38,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:43:38,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:43:38,637 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:43:38,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:43:38,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:43:38,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:43:38,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:43:38,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:43:38,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:43:38,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:43:38,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:43:38,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:43:38,656 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:43:38,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:43:38,660 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:43:38,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:43:38,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:43:38,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:43:38,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:43:38,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:43:38,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:43:38,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:43:38,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:43:38,666 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:43:38,701 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:43:38,702 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:43:38,702 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:43:38,703 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:43:38,703 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:43:38,704 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:43:38,704 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:43:38,704 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:43:38,705 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:43:38,705 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:43:38,706 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:43:38,706 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:43:38,706 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:43:38,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:43:38,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:43:38,707 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:43:38,707 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:43:38,708 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:43:38,708 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:43:38,708 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:43:38,708 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:43:38,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:43:38,709 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:43:38,709 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:43:38,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:43:38,716 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:43:38,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:43:38,717 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:43:38,717 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:43:38,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:43:38,717 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_538a9007-1e94-40ef-9efe-cbf310eb63f2/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbb6bd071cc73671eab4aad44dc903826dea728939828b9257917938e0627fbc [2022-11-02 20:43:38,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:43:38,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:43:38,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:43:38,995 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:43:38,996 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:43:38,997 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i [2022-11-02 20:43:39,069 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/bin/uautomizer-Dbtcem3rbc/data/758a62318/e8625239a94345fd8b6d4078a4cb8adf/FLAG1d0bd5689 [2022-11-02 20:43:39,969 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:43:39,969 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i [2022-11-02 20:43:40,028 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/bin/uautomizer-Dbtcem3rbc/data/758a62318/e8625239a94345fd8b6d4078a4cb8adf/FLAG1d0bd5689 [2022-11-02 20:43:40,394 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/bin/uautomizer-Dbtcem3rbc/data/758a62318/e8625239a94345fd8b6d4078a4cb8adf [2022-11-02 20:43:40,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:43:40,397 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:43:40,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:43:40,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:43:40,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:43:40,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:43:40" (1/1) ... [2022-11-02 20:43:40,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@551a43c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:40, skipping insertion in model container [2022-11-02 20:43:40,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:43:40" (1/1) ... [2022-11-02 20:43:40,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:43:40,605 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:43:44,564 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[374511,374524] [2022-11-02 20:43:44,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[374656,374669] [2022-11-02 20:43:44,568 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[374802,374815] [2022-11-02 20:43:44,569 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[374967,374980] [2022-11-02 20:43:44,569 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[375125,375138] [2022-11-02 20:43:44,570 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[375283,375296] [2022-11-02 20:43:44,570 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[375441,375454] [2022-11-02 20:43:44,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[375601,375614] [2022-11-02 20:43:44,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[375760,375773] [2022-11-02 20:43:44,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[375899,375912] [2022-11-02 20:43:44,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[376041,376054] [2022-11-02 20:43:44,573 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[376190,376203] [2022-11-02 20:43:44,573 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[376329,376342] [2022-11-02 20:43:44,574 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[376484,376497] [2022-11-02 20:43:44,574 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[376644,376657] [2022-11-02 20:43:44,575 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[376795,376808] [2022-11-02 20:43:44,575 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[376946,376959] [2022-11-02 20:43:44,576 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[377098,377111] [2022-11-02 20:43:44,577 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[377247,377260] [2022-11-02 20:43:44,577 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[377395,377408] [2022-11-02 20:43:44,578 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[377552,377565] [2022-11-02 20:43:44,578 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[377701,377714] [2022-11-02 20:43:44,579 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[377857,377870] [2022-11-02 20:43:44,579 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[378010,378023] [2022-11-02 20:43:44,580 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[378156,378169] [2022-11-02 20:43:44,581 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[378299,378312] [2022-11-02 20:43:44,581 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[378451,378464] [2022-11-02 20:43:44,582 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[378597,378610] [2022-11-02 20:43:44,582 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[378742,378755] [2022-11-02 20:43:44,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[378896,378909] [2022-11-02 20:43:44,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[379047,379060] [2022-11-02 20:43:44,584 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[379202,379215] [2022-11-02 20:43:44,584 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[379354,379367] [2022-11-02 20:43:44,585 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[379509,379522] [2022-11-02 20:43:44,585 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[379673,379686] [2022-11-02 20:43:44,586 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[379829,379842] [2022-11-02 20:43:44,586 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[379993,380006] [2022-11-02 20:43:44,586 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[380135,380148] [2022-11-02 20:43:44,587 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[380293,380306] [2022-11-02 20:43:44,587 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[380460,380473] [2022-11-02 20:43:44,588 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[380619,380632] [2022-11-02 20:43:44,588 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[380778,380791] [2022-11-02 20:43:44,589 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[380927,380940] [2022-11-02 20:43:44,589 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[381074,381087] [2022-11-02 20:43:44,590 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[381213,381226] [2022-11-02 20:43:44,590 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[381376,381389] [2022-11-02 20:43:44,591 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[381542,381555] [2022-11-02 20:43:44,591 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[381706,381719] [2022-11-02 20:43:44,592 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[381871,381884] [2022-11-02 20:43:44,592 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[382036,382049] [2022-11-02 20:43:44,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[382202,382215] [2022-11-02 20:43:44,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[382367,382380] [2022-11-02 20:43:44,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[382534,382547] [2022-11-02 20:43:44,594 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[382694,382707] [2022-11-02 20:43:44,594 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[382856,382869] [2022-11-02 20:43:44,595 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[383015,383028] [2022-11-02 20:43:44,595 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[383161,383174] [2022-11-02 20:43:44,596 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[383304,383317] [2022-11-02 20:43:44,596 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[383448,383461] [2022-11-02 20:43:44,597 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[383591,383604] [2022-11-02 20:43:44,597 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[383735,383748] [2022-11-02 20:43:44,597 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[383876,383889] [2022-11-02 20:43:44,598 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[384014,384027] [2022-11-02 20:43:44,598 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[384172,384185] [2022-11-02 20:43:44,599 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[384331,384344] [2022-11-02 20:43:44,599 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[384487,384500] [2022-11-02 20:43:44,600 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[384636,384649] [2022-11-02 20:43:44,600 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[384788,384801] [2022-11-02 20:43:44,600 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[384939,384952] [2022-11-02 20:43:44,601 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[385088,385101] [2022-11-02 20:43:44,601 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[385240,385253] [2022-11-02 20:43:44,602 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[385388,385401] [2022-11-02 20:43:44,602 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[385541,385554] [2022-11-02 20:43:44,603 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[385692,385705] [2022-11-02 20:43:44,603 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[385842,385855] [2022-11-02 20:43:44,604 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[385989,386002] [2022-11-02 20:43:44,604 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[386140,386153] [2022-11-02 20:43:44,604 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[386291,386304] [2022-11-02 20:43:44,605 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[386439,386452] [2022-11-02 20:43:44,605 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[386605,386618] [2022-11-02 20:43:44,606 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[386774,386787] [2022-11-02 20:43:44,606 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[386941,386954] [2022-11-02 20:43:44,607 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[387109,387122] [2022-11-02 20:43:44,607 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[387259,387272] [2022-11-02 20:43:44,608 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[387406,387419] [2022-11-02 20:43:44,608 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[387567,387580] [2022-11-02 20:43:44,608 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[387737,387750] [2022-11-02 20:43:44,609 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[387899,387912] [2022-11-02 20:43:44,622 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:43:44,642 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:43:45,081 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[374511,374524] [2022-11-02 20:43:45,082 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[374656,374669] [2022-11-02 20:43:45,083 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[374802,374815] [2022-11-02 20:43:45,084 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[374967,374980] [2022-11-02 20:43:45,088 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[375125,375138] [2022-11-02 20:43:45,090 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[375283,375296] [2022-11-02 20:43:45,090 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[375441,375454] [2022-11-02 20:43:45,091 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[375601,375614] [2022-11-02 20:43:45,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[375760,375773] [2022-11-02 20:43:45,093 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[375899,375912] [2022-11-02 20:43:45,094 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[376041,376054] [2022-11-02 20:43:45,094 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[376190,376203] [2022-11-02 20:43:45,095 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[376329,376342] [2022-11-02 20:43:45,095 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[376484,376497] [2022-11-02 20:43:45,096 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[376644,376657] [2022-11-02 20:43:45,096 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[376795,376808] [2022-11-02 20:43:45,096 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[376946,376959] [2022-11-02 20:43:45,097 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[377098,377111] [2022-11-02 20:43:45,097 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[377247,377260] [2022-11-02 20:43:45,098 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[377395,377408] [2022-11-02 20:43:45,098 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[377552,377565] [2022-11-02 20:43:45,099 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[377701,377714] [2022-11-02 20:43:45,100 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[377857,377870] [2022-11-02 20:43:45,100 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[378010,378023] [2022-11-02 20:43:45,100 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[378156,378169] [2022-11-02 20:43:45,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[378299,378312] [2022-11-02 20:43:45,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[378451,378464] [2022-11-02 20:43:45,102 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[378597,378610] [2022-11-02 20:43:45,102 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[378742,378755] [2022-11-02 20:43:45,102 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[378896,378909] [2022-11-02 20:43:45,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[379047,379060] [2022-11-02 20:43:45,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[379202,379215] [2022-11-02 20:43:45,104 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[379354,379367] [2022-11-02 20:43:45,104 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[379509,379522] [2022-11-02 20:43:45,105 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[379673,379686] [2022-11-02 20:43:45,105 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[379829,379842] [2022-11-02 20:43:45,106 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[379993,380006] [2022-11-02 20:43:45,106 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[380135,380148] [2022-11-02 20:43:45,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[380293,380306] [2022-11-02 20:43:45,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[380460,380473] [2022-11-02 20:43:45,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[380619,380632] [2022-11-02 20:43:45,110 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[380778,380791] [2022-11-02 20:43:45,110 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[380927,380940] [2022-11-02 20:43:45,111 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[381074,381087] [2022-11-02 20:43:45,112 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[381213,381226] [2022-11-02 20:43:45,112 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[381376,381389] [2022-11-02 20:43:45,112 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[381542,381555] [2022-11-02 20:43:45,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[381706,381719] [2022-11-02 20:43:45,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[381871,381884] [2022-11-02 20:43:45,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[382036,382049] [2022-11-02 20:43:45,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[382202,382215] [2022-11-02 20:43:45,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[382367,382380] [2022-11-02 20:43:45,117 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[382534,382547] [2022-11-02 20:43:45,117 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[382694,382707] [2022-11-02 20:43:45,118 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[382856,382869] [2022-11-02 20:43:45,118 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[383015,383028] [2022-11-02 20:43:45,119 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[383161,383174] [2022-11-02 20:43:45,119 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[383304,383317] [2022-11-02 20:43:45,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[383448,383461] [2022-11-02 20:43:45,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[383591,383604] [2022-11-02 20:43:45,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[383735,383748] [2022-11-02 20:43:45,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[383876,383889] [2022-11-02 20:43:45,122 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[384014,384027] [2022-11-02 20:43:45,123 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[384172,384185] [2022-11-02 20:43:45,126 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[384331,384344] [2022-11-02 20:43:45,126 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[384487,384500] [2022-11-02 20:43:45,127 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[384636,384649] [2022-11-02 20:43:45,132 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[384788,384801] [2022-11-02 20:43:45,133 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[384939,384952] [2022-11-02 20:43:45,133 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[385088,385101] [2022-11-02 20:43:45,134 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[385240,385253] [2022-11-02 20:43:45,134 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[385388,385401] [2022-11-02 20:43:45,135 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[385541,385554] [2022-11-02 20:43:45,141 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[385692,385705] [2022-11-02 20:43:45,141 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[385842,385855] [2022-11-02 20:43:45,142 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[385989,386002] [2022-11-02 20:43:45,143 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[386140,386153] [2022-11-02 20:43:45,143 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[386291,386304] [2022-11-02 20:43:45,144 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[386439,386452] [2022-11-02 20:43:45,145 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[386605,386618] [2022-11-02 20:43:45,146 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[386774,386787] [2022-11-02 20:43:45,147 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[386941,386954] [2022-11-02 20:43:45,148 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[387109,387122] [2022-11-02 20:43:45,148 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[387259,387272] [2022-11-02 20:43:45,149 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[387406,387419] [2022-11-02 20:43:45,149 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[387567,387580] [2022-11-02 20:43:45,149 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[387737,387750] [2022-11-02 20:43:45,150 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i[387899,387912] [2022-11-02 20:43:45,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:43:45,383 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:43:45,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:45 WrapperNode [2022-11-02 20:43:45,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:43:45,385 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:43:45,385 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:43:45,385 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:43:45,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:45" (1/1) ... [2022-11-02 20:43:45,521 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:45" (1/1) ... [2022-11-02 20:43:45,746 INFO L138 Inliner]: procedures = 661, calls = 2551, calls flagged for inlining = 273, calls inlined = 180, statements flattened = 5963 [2022-11-02 20:43:45,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:43:45,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:43:45,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:43:45,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:43:45,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:45" (1/1) ... [2022-11-02 20:43:45,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:45" (1/1) ... [2022-11-02 20:43:45,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:45" (1/1) ... [2022-11-02 20:43:45,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:45" (1/1) ... [2022-11-02 20:43:45,957 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:45" (1/1) ... [2022-11-02 20:43:46,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:45" (1/1) ... [2022-11-02 20:43:46,095 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:45" (1/1) ... [2022-11-02 20:43:46,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:45" (1/1) ... [2022-11-02 20:43:46,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:43:46,158 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:43:46,158 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:43:46,158 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:43:46,159 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:45" (1/1) ... [2022-11-02 20:43:46,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:43:46,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:43:46,190 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:43:46,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:43:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-02 20:43:46,232 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-02 20:43:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_98 [2022-11-02 20:43:46,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_98 [2022-11-02 20:43:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_delete_client [2022-11-02 20:43:46,232 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_delete_client [2022-11-02 20:43:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-02 20:43:46,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-02 20:43:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:43:46,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:43:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure note_on_event [2022-11-02 20:43:46,233 INFO L138 BoogieDeclarations]: Found implementation of procedure note_on_event [2022-11-02 20:43:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_register_mutex [2022-11-02 20:43:46,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_register_mutex [2022-11-02 20:43:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_synth_addr [2022-11-02 20:43:46,233 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_synth_addr [2022-11-02 20:43:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:43:46,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:43:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_timer_start [2022-11-02 20:43:46,233 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_timer_start [2022-11-02 20:43:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-02 20:43:46,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-02 20:43:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-11-02 20:43:46,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-11-02 20:43:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-02 20:43:46,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-02 20:43:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure async_call_lookup_ports [2022-11-02 20:43:46,234 INFO L138 BoogieDeclarations]: Found implementation of procedure async_call_lookup_ports [2022-11-02 20:43:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure odev_poll [2022-11-02 20:43:46,235 INFO L138 BoogieDeclarations]: Found implementation of procedure odev_poll [2022-11-02 20:43:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_timer_continue [2022-11-02 20:43:46,235 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_timer_continue [2022-11-02 20:43:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-02 20:43:46,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-02 20:43:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_readq_pick [2022-11-02 20:43:46,236 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_readq_pick [2022-11-02 20:43:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-02 20:43:46,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-02 20:43:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_midi_make_info [2022-11-02 20:43:46,236 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_midi_make_info [2022-11-02 20:43:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 20:43:46,236 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 20:43:46,237 INFO L130 BoogieDeclarations]: Found specification of procedure get_synthdev [2022-11-02 20:43:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure get_synthdev [2022-11-02 20:43:46,237 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_readq_puts [2022-11-02 20:43:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_readq_puts [2022-11-02 20:43:46,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-02 20:43:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-02 20:43:46,237 INFO L130 BoogieDeclarations]: Found specification of procedure note_off_event [2022-11-02 20:43:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure note_off_event [2022-11-02 20:43:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-02 20:43:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-02 20:43:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure snd_unregister_oss_device [2022-11-02 20:43:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_unregister_oss_device [2022-11-02 20:43:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 20:43:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 20:43:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-02 20:43:46,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-02 20:43:46,239 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 20:43:46,239 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 20:43:46,239 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_ioctl [2022-11-02 20:43:46,239 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_ioctl [2022-11-02 20:43:46,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:43:46,239 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_fill_addr [2022-11-02 20:43:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_fill_addr [2022-11-02 20:43:46,240 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_kernel_client_enqueue_blocking [2022-11-02 20:43:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_kernel_client_enqueue_blocking [2022-11-02 20:43:46,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-02 20:43:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-02 20:43:46,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_snd_register_oss_device [2022-11-02 20:43:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_snd_register_oss_device [2022-11-02 20:43:46,241 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_timer_cur_tick [2022-11-02 20:43:46,241 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_timer_cur_tick [2022-11-02 20:43:46,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:43:46,241 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-02 20:43:46,241 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-02 20:43:46,241 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-02 20:43:46,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-02 20:43:46,242 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_dispatch [2022-11-02 20:43:46,242 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_dispatch [2022-11-02 20:43:46,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:43:46,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-02 20:43:46,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-02 20:43:46,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-02 20:43:46,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-02 20:43:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure delete_seq_queue [2022-11-02 20:43:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure delete_seq_queue [2022-11-02 20:43:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-02 20:43:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-02 20:43:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:43:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-02 20:43:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-02 20:43:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-02 20:43:46,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-02 20:43:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:43:46,244 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:43:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-02 20:43:46,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-02 20:43:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-02 20:43:46,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-02 20:43:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_register_lock [2022-11-02 20:43:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_register_lock [2022-11-02 20:43:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-11-02 20:43:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-11-02 20:43:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure reset_channels [2022-11-02 20:43:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_channels [2022-11-02 20:43:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-02 20:43:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-02 20:43:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-02 20:43:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-02 20:43:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_writeq_clear [2022-11-02 20:43:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_writeq_clear [2022-11-02 20:43:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure snd_info_free_entry [2022-11-02 20:43:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_info_free_entry [2022-11-02 20:43:46,247 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_synth_ioctl [2022-11-02 20:43:46,247 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_synth_ioctl [2022-11-02 20:43:46,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-02 20:43:46,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-02 20:43:46,247 INFO L130 BoogieDeclarations]: Found specification of procedure find_slot [2022-11-02 20:43:46,247 INFO L138 BoogieDeclarations]: Found implementation of procedure find_slot [2022-11-02 20:43:46,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:43:46,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-11-02 20:43:46,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-11-02 20:43:46,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:43:46,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-02 20:43:46,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-02 20:43:46,248 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_synth_setup [2022-11-02 20:43:46,248 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_synth_setup [2022-11-02 20:43:46,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:43:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:43:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_kernel_client_dispatch [2022-11-02 20:43:46,249 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_kernel_client_dispatch [2022-11-02 20:43:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-02 20:43:46,249 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-02 20:43:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:43:46,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:43:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_synth_is_valid [2022-11-02 20:43:46,250 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_synth_is_valid [2022-11-02 20:43:46,250 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-02 20:43:46,250 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-02 20:43:46,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-02 20:43:46,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-02 20:43:46,250 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_midi_open [2022-11-02 20:43:46,250 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_midi_open [2022-11-02 20:43:46,251 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-02 20:43:46,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-02 20:43:46,251 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-02 20:43:46,251 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-02 20:43:46,251 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_midi_cleanup [2022-11-02 20:43:46,251 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_midi_cleanup [2022-11-02 20:43:46,251 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-02 20:43:46,251 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-02 20:43:46,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:43:46,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:43:46,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-02 20:43:46,252 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-02 20:43:46,252 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-02 20:43:46,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-02 20:43:46,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:43:46,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:43:46,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:43:46,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:43:46,253 INFO L130 BoogieDeclarations]: Found specification of procedure get_mididev [2022-11-02 20:43:46,253 INFO L138 BoogieDeclarations]: Found implementation of procedure get_mididev [2022-11-02 20:43:46,253 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_reset [2022-11-02 20:43:46,253 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_reset [2022-11-02 20:43:46,253 INFO L130 BoogieDeclarations]: Found specification of procedure get_mdev [2022-11-02 20:43:46,253 INFO L138 BoogieDeclarations]: Found implementation of procedure get_mdev [2022-11-02 20:43:46,254 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_synth_cleanup [2022-11-02 20:43:46,254 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_synth_cleanup [2022-11-02 20:43:46,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-02 20:43:46,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-02 20:43:46,254 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-02 20:43:46,254 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-02 20:43:46,254 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_timer_stop [2022-11-02 20:43:46,255 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_timer_stop [2022-11-02 20:43:46,255 INFO L130 BoogieDeclarations]: Found specification of procedure send_timer_event [2022-11-02 20:43:46,255 INFO L138 BoogieDeclarations]: Found implementation of procedure send_timer_event [2022-11-02 20:43:46,255 INFO L130 BoogieDeclarations]: Found specification of procedure snd_use_lock_sync_helper [2022-11-02 20:43:46,255 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_use_lock_sync_helper [2022-11-02 20:43:46,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_98___0 [2022-11-02 20:43:46,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_98___0 [2022-11-02 20:43:46,255 INFO L130 BoogieDeclarations]: Found specification of procedure odev_ioctl [2022-11-02 20:43:46,256 INFO L138 BoogieDeclarations]: Found implementation of procedure odev_ioctl [2022-11-02 20:43:46,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:43:46,256 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:43:46,256 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-02 20:43:46,256 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-02 20:43:46,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-02 20:43:46,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-02 20:43:46,257 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_timer_tempo [2022-11-02 20:43:46,257 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_timer_tempo [2022-11-02 20:43:46,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-02 20:43:46,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-02 20:43:46,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_register_mutex [2022-11-02 20:43:46,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_register_mutex [2022-11-02 20:43:46,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:43:46,257 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 20:43:46,258 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 20:43:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-02 20:43:46,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-02 20:43:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_writeq_wakeup [2022-11-02 20:43:46,258 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_writeq_wakeup [2022-11-02 20:43:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:43:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_seq_oss_readq [2022-11-02 20:43:46,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_seq_oss_readq [2022-11-02 20:43:46,259 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_midi_check_new_port [2022-11-02 20:43:46,259 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_midi_check_new_port [2022-11-02 20:43:46,259 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-02 20:43:46,259 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-02 20:43:46,259 INFO L130 BoogieDeclarations]: Found specification of procedure calc_alsa_tempo [2022-11-02 20:43:46,259 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_alsa_tempo [2022-11-02 20:43:46,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:43:46,260 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_proc [2022-11-02 20:43:46,260 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_proc [2022-11-02 20:43:46,260 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-02 20:43:46,260 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-02 20:43:46,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2022-11-02 20:43:46,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2022-11-02 20:43:46,260 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_open [2022-11-02 20:43:46,260 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_open [2022-11-02 20:43:46,261 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-02 20:43:46,261 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-02 20:43:46,261 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_readq_put_event [2022-11-02 20:43:46,261 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_readq_put_event [2022-11-02 20:43:46,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-02 20:43:46,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-02 20:43:46,261 INFO L130 BoogieDeclarations]: Found specification of procedure odev_open [2022-11-02 20:43:46,261 INFO L138 BoogieDeclarations]: Found implementation of procedure odev_open [2022-11-02 20:43:46,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-02 20:43:46,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-02 20:43:46,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-02 20:43:46,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-02 20:43:46,262 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2022-11-02 20:43:46,262 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2022-11-02 20:43:46,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-02 20:43:46,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-02 20:43:46,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-02 20:43:46,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-02 20:43:46,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-02 20:43:46,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-02 20:43:46,263 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-02 20:43:46,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-02 20:43:46,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-02 20:43:46,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-02 20:43:46,264 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:43:46,264 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:43:46,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-02 20:43:46,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-02 20:43:46,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:43:46,264 INFO L130 BoogieDeclarations]: Found specification of procedure snd_midi_event_free [2022-11-02 20:43:46,264 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_midi_event_free [2022-11-02 20:43:46,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-02 20:43:46,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-02 20:43:46,265 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_synth_raw_event [2022-11-02 20:43:46,265 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_synth_raw_event [2022-11-02 20:43:46,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:43:46,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:43:46,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-02 20:43:46,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-02 20:43:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure is_midi_dev [2022-11-02 20:43:46,266 INFO L138 BoogieDeclarations]: Found implementation of procedure is_midi_dev [2022-11-02 20:43:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure odev_release [2022-11-02 20:43:46,266 INFO L138 BoogieDeclarations]: Found implementation of procedure odev_release [2022-11-02 20:43:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-02 20:43:46,266 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-02 20:43:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-02 20:43:46,267 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-02 20:43:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_device [2022-11-02 20:43:46,267 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_device [2022-11-02 20:43:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure set_note_event [2022-11-02 20:43:46,267 INFO L138 BoogieDeclarations]: Found implementation of procedure set_note_event [2022-11-02 20:43:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-02 20:43:46,267 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-02 20:43:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_process_event [2022-11-02 20:43:46,268 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_process_event [2022-11-02 20:43:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_kernel_client_ctl [2022-11-02 20:43:46,268 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_kernel_client_ctl [2022-11-02 20:43:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-02 20:43:46,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-02 20:43:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure set_echo_event [2022-11-02 20:43:46,268 INFO L138 BoogieDeclarations]: Found implementation of procedure set_echo_event [2022-11-02 20:43:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure delete_port [2022-11-02 20:43:46,269 INFO L138 BoogieDeclarations]: Found implementation of procedure delete_port [2022-11-02 20:43:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure snd_register_oss_device [2022-11-02 20:43:46,269 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_register_oss_device [2022-11-02 20:43:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-02 20:43:46,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-02 20:43:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-02 20:43:46,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-02 20:43:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_control [2022-11-02 20:43:46,270 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_control [2022-11-02 20:43:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure snd_oss_info_register [2022-11-02 20:43:46,270 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_oss_info_register [2022-11-02 20:43:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_midi_close [2022-11-02 20:43:46,270 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_midi_close [2022-11-02 20:43:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_midi_reset [2022-11-02 20:43:46,270 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_midi_reset [2022-11-02 20:43:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_readq_put_timestamp [2022-11-02 20:43:46,271 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_readq_put_timestamp [2022-11-02 20:43:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure get_sdev [2022-11-02 20:43:46,271 INFO L138 BoogieDeclarations]: Found implementation of procedure get_sdev [2022-11-02 20:43:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:43:46,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:43:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure snd_seq_oss_writeq_sync [2022-11-02 20:43:46,271 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_seq_oss_writeq_sync [2022-11-02 20:43:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure set_control_event [2022-11-02 20:43:46,272 INFO L138 BoogieDeclarations]: Found implementation of procedure set_control_event [2022-11-02 20:43:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:43:47,255 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:43:47,259 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:43:47,463 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:43:50,506 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: #res#1 := 0; [2022-11-02 20:43:56,817 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:43:56,850 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:43:56,851 INFO L300 CfgBuilder]: Removed 10 assume(true) statements. [2022-11-02 20:43:56,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:43:56 BoogieIcfgContainer [2022-11-02 20:43:56,855 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:43:56,859 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:43:56,859 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:43:56,863 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:43:56,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:43:40" (1/3) ... [2022-11-02 20:43:56,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@493a1593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:43:56, skipping insertion in model container [2022-11-02 20:43:56,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:43:45" (2/3) ... [2022-11-02 20:43:56,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@493a1593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:43:56, skipping insertion in model container [2022-11-02 20:43:56,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:43:56" (3/3) ... [2022-11-02 20:43:56,866 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---sound--core--seq--oss--snd-seq-oss.ko.cil.i [2022-11-02 20:43:56,885 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:43:56,886 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2022-11-02 20:43:57,006 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:43:57,011 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;@1d2eedb2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:43:57,012 INFO L358 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2022-11-02 20:43:57,023 INFO L276 IsEmpty]: Start isEmpty. Operand has 2431 states, 1680 states have (on average 1.3529761904761906) internal successors, (2273), 1742 states have internal predecessors, (2273), 577 states have call successors, (577), 146 states have call predecessors, (577), 145 states have return successors, (573), 564 states have call predecessors, (573), 573 states have call successors, (573) [2022-11-02 20:43:57,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-02 20:43:57,031 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:57,032 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:43:57,032 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-02 20:43:57,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:57,043 INFO L85 PathProgramCache]: Analyzing trace with hash -537149479, now seen corresponding path program 1 times [2022-11-02 20:43:57,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:57,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221001342] [2022-11-02 20:43:57,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:57,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:57,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:58,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:43:58,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:58,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:43:58,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:58,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221001342] [2022-11-02 20:43:58,233 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221001342] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:58,233 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:43:58,233 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:43:58,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040772691] [2022-11-02 20:43:58,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:58,242 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:43:58,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:58,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:43:58,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:43:58,293 INFO L87 Difference]: Start difference. First operand has 2431 states, 1680 states have (on average 1.3529761904761906) internal successors, (2273), 1742 states have internal predecessors, (2273), 577 states have call successors, (577), 146 states have call predecessors, (577), 145 states have return successors, (573), 564 states have call predecessors, (573), 573 states have call successors, (573) Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:43:58,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:58,825 INFO L93 Difference]: Finished difference Result 5715 states and 8285 transitions. [2022-11-02 20:43:58,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:43:58,828 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2022-11-02 20:43:58,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:58,877 INFO L225 Difference]: With dead ends: 5715 [2022-11-02 20:43:58,878 INFO L226 Difference]: Without dead ends: 3283 [2022-11-02 20:43:58,906 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:43:58,910 INFO L413 NwaCegarLoop]: 4425 mSDtfsCounter, 3286 mSDsluCounter, 10060 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3287 SdHoareTripleChecker+Valid, 14485 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:58,912 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3287 Valid, 14485 Invalid, 12 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:43:58,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3283 states. [2022-11-02 20:43:59,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3283 to 3251. [2022-11-02 20:43:59,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3251 states, 2232 states have (on average 1.3051075268817205) internal successors, (2913), 2311 states have internal predecessors, (2913), 770 states have call successors, (770), 223 states have call predecessors, (770), 221 states have return successors, (773), 750 states have call predecessors, (773), 768 states have call successors, (773) [2022-11-02 20:43:59,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3251 states to 3251 states and 4456 transitions. [2022-11-02 20:43:59,220 INFO L78 Accepts]: Start accepts. Automaton has 3251 states and 4456 transitions. Word has length 16 [2022-11-02 20:43:59,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:59,221 INFO L495 AbstractCegarLoop]: Abstraction has 3251 states and 4456 transitions. [2022-11-02 20:43:59,221 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:43:59,221 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 4456 transitions. [2022-11-02 20:43:59,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-02 20:43:59,224 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:59,224 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-02 20:43:59,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:43:59,225 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__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 26 more)] === [2022-11-02 20:43:59,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:59,226 INFO L85 PathProgramCache]: Analyzing trace with hash 392251300, now seen corresponding path program 1 times [2022-11-02 20:43:59,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:59,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903071457] [2022-11-02 20:43:59,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:59,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:59,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:59,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:43:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:59,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 20:43:59,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:59,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:43:59,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:59,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 20:43:59,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:59,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-02 20:43:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:00,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:00,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:00,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-02 20:44:00,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:00,030 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-02 20:44:00,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:00,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903071457] [2022-11-02 20:44:00,031 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903071457] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:00,031 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:00,031 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:44:00,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624734746] [2022-11-02 20:44:00,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:00,033 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:44:00,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:00,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:44:00,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:44:00,034 INFO L87 Difference]: Start difference. First operand 3251 states and 4456 transitions. Second operand has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (9), 5 states have call predecessors, (9), 3 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2022-11-02 20:44:02,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:44:04,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:44:13,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:44:14,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:44:16,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:44:18,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:44:20,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:44:30,646 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 [] [2022-11-02 20:44:35,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:35,350 INFO L93 Difference]: Finished difference Result 3662 states and 5138 transitions. [2022-11-02 20:44:35,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:44:35,350 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (9), 5 states have call predecessors, (9), 3 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 51 [2022-11-02 20:44:35,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:44:35,373 INFO L225 Difference]: With dead ends: 3662 [2022-11-02 20:44:35,373 INFO L226 Difference]: Without dead ends: 3660 [2022-11-02 20:44:35,376 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:44:35,377 INFO L413 NwaCegarLoop]: 2859 mSDtfsCounter, 4533 mSDsluCounter, 3155 mSDsCounter, 0 mSdLazyCounter, 10907 mSolverCounterSat, 2759 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4876 SdHoareTripleChecker+Valid, 6014 SdHoareTripleChecker+Invalid, 13672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2759 IncrementalHoareTripleChecker+Valid, 10907 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.4s IncrementalHoareTripleChecker+Time [2022-11-02 20:44:35,377 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4876 Valid, 6014 Invalid, 13672 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2759 Valid, 10907 Invalid, 6 Unknown, 0 Unchecked, 34.4s Time] [2022-11-02 20:44:35,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3660 states. [2022-11-02 20:44:35,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3660 to 3287. [2022-11-02 20:44:35,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3287 states, 2254 states have (on average 1.3025732031943211) internal successors, (2936), 2337 states have internal predecessors, (2936), 778 states have call successors, (778), 225 states have call predecessors, (778), 227 states have return successors, (786), 758 states have call predecessors, (786), 776 states have call successors, (786) [2022-11-02 20:44:35,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 3287 states and 4500 transitions. [2022-11-02 20:44:35,809 INFO L78 Accepts]: Start accepts. Automaton has 3287 states and 4500 transitions. Word has length 51 [2022-11-02 20:44:35,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:44:35,810 INFO L495 AbstractCegarLoop]: Abstraction has 3287 states and 4500 transitions. [2022-11-02 20:44:35,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (9), 5 states have call predecessors, (9), 3 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2022-11-02 20:44:35,810 INFO L276 IsEmpty]: Start isEmpty. Operand 3287 states and 4500 transitions. [2022-11-02 20:44:35,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-02 20:44:35,814 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:44:35,814 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:35,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:44:35,815 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-02 20:44:35,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:35,815 INFO L85 PathProgramCache]: Analyzing trace with hash 1832126448, now seen corresponding path program 1 times [2022-11-02 20:44:35,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:35,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737325664] [2022-11-02 20:44:35,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:35,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:35,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:36,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:44:36,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:36,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 20:44:36,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:36,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:36,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 20:44:36,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:36,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-02 20:44:36,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:36,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:36,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:36,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-02 20:44:36,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:36,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-02 20:44:36,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:36,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:36,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:36,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:44:36,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:36,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:44:36,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:36,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-11-02 20:44:36,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:36,271 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-02 20:44:36,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:36,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737325664] [2022-11-02 20:44:36,272 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737325664] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:36,272 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:36,272 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:44:36,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560795341] [2022-11-02 20:44:36,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:36,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:44:36,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:36,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:44:36,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:44:36,276 INFO L87 Difference]: Start difference. First operand 3287 states and 4500 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, (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) [2022-11-02 20:44:38,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:44:40,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:44:42,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:44:49,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:44:51,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:44:53,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:45:05,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:45:05,509 INFO L93 Difference]: Finished difference Result 4613 states and 6473 transitions. [2022-11-02 20:45:05,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:45:05,510 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, (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 84 [2022-11-02 20:45:05,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:45:05,540 INFO L225 Difference]: With dead ends: 4613 [2022-11-02 20:45:05,540 INFO L226 Difference]: Without dead ends: 4055 [2022-11-02 20:45:05,544 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:45:05,545 INFO L413 NwaCegarLoop]: 2937 mSDtfsCounter, 2668 mSDsluCounter, 3330 mSDsCounter, 0 mSdLazyCounter, 9614 mSolverCounterSat, 1395 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3004 SdHoareTripleChecker+Valid, 6267 SdHoareTripleChecker+Invalid, 11013 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1395 IncrementalHoareTripleChecker+Valid, 9614 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.6s IncrementalHoareTripleChecker+Time [2022-11-02 20:45:05,545 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3004 Valid, 6267 Invalid, 11013 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1395 Valid, 9614 Invalid, 4 Unknown, 0 Unchecked, 28.6s Time] [2022-11-02 20:45:05,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4055 states. [2022-11-02 20:45:05,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4055 to 3289. [2022-11-02 20:45:05,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3289 states, 2256 states have (on average 1.302304964539007) internal successors, (2938), 2339 states have internal predecessors, (2938), 778 states have call successors, (778), 225 states have call predecessors, (778), 227 states have return successors, (786), 758 states have call predecessors, (786), 776 states have call successors, (786) [2022-11-02 20:45:05,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3289 states to 3289 states and 4502 transitions. [2022-11-02 20:45:05,817 INFO L78 Accepts]: Start accepts. Automaton has 3289 states and 4502 transitions. Word has length 84 [2022-11-02 20:45:05,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:45:05,820 INFO L495 AbstractCegarLoop]: Abstraction has 3289 states and 4502 transitions. [2022-11-02 20:45:05,820 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, (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) [2022-11-02 20:45:05,820 INFO L276 IsEmpty]: Start isEmpty. Operand 3289 states and 4502 transitions. [2022-11-02 20:45:05,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-02 20:45:05,829 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:45:05,830 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:05,830 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:45:05,830 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-02 20:45:05,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:05,832 INFO L85 PathProgramCache]: Analyzing trace with hash 1730313479, now seen corresponding path program 1 times [2022-11-02 20:45:05,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:05,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926930547] [2022-11-02 20:45:05,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:05,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:05,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:06,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:45:06,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:06,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 20:45:06,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:06,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:45:06,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:06,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 20:45:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:06,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-02 20:45:06,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:06,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:45:06,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:06,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-02 20:45:06,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:06,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-02 20:45:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:06,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:45:06,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:06,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:45:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:06,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:45:06,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:06,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-02 20:45:06,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:06,415 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-02 20:45:06,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:45:06,415 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926930547] [2022-11-02 20:45:06,416 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [926930547] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:45:06,416 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:45:06,416 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:45:06,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701921696] [2022-11-02 20:45:06,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:45:06,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:45:06,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:45:06,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:45:06,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:45:06,418 INFO L87 Difference]: Start difference. First operand 3289 states and 4502 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2022-11-02 20:45:08,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:45:15,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:45:17,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:45:18,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:45:21,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:45:30,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:45:30,542 INFO L93 Difference]: Finished difference Result 3955 states and 5637 transitions. [2022-11-02 20:45:30,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:45:30,543 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 86 [2022-11-02 20:45:30,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:45:30,566 INFO L225 Difference]: With dead ends: 3955 [2022-11-02 20:45:30,566 INFO L226 Difference]: Without dead ends: 3953 [2022-11-02 20:45:30,568 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:45:30,569 INFO L413 NwaCegarLoop]: 2809 mSDtfsCounter, 3584 mSDsluCounter, 2903 mSDsCounter, 0 mSdLazyCounter, 9035 mSolverCounterSat, 2053 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3915 SdHoareTripleChecker+Valid, 5712 SdHoareTripleChecker+Invalid, 11090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2053 IncrementalHoareTripleChecker+Valid, 9035 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.5s IncrementalHoareTripleChecker+Time [2022-11-02 20:45:30,570 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3915 Valid, 5712 Invalid, 11090 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2053 Valid, 9035 Invalid, 2 Unknown, 0 Unchecked, 23.5s Time] [2022-11-02 20:45:30,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3953 states. [2022-11-02 20:45:30,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3953 to 3293. [2022-11-02 20:45:30,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3293 states, 2260 states have (on average 1.3017699115044248) internal successors, (2942), 2343 states have internal predecessors, (2942), 778 states have call successors, (778), 225 states have call predecessors, (778), 227 states have return successors, (786), 758 states have call predecessors, (786), 776 states have call successors, (786) [2022-11-02 20:45:30,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3293 states to 3293 states and 4506 transitions. [2022-11-02 20:45:30,872 INFO L78 Accepts]: Start accepts. Automaton has 3293 states and 4506 transitions. Word has length 86 [2022-11-02 20:45:30,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:45:30,875 INFO L495 AbstractCegarLoop]: Abstraction has 3293 states and 4506 transitions. [2022-11-02 20:45:30,875 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2022-11-02 20:45:30,876 INFO L276 IsEmpty]: Start isEmpty. Operand 3293 states and 4506 transitions. [2022-11-02 20:45:30,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-02 20:45:30,879 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:45:30,879 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:30,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 20:45:30,880 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-02 20:45:30,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:30,881 INFO L85 PathProgramCache]: Analyzing trace with hash 1730253897, now seen corresponding path program 1 times [2022-11-02 20:45:30,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:30,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858523932] [2022-11-02 20:45:30,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:30,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:30,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:31,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:45:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:31,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 20:45:31,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:31,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:45:31,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:31,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 20:45:31,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:31,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-02 20:45:31,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:31,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:45:31,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:31,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-02 20:45:31,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:31,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-02 20:45:31,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:31,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:45:31,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:31,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:45:31,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:31,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:45:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:31,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-02 20:45:31,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:31,683 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-02 20:45:31,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:45:31,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858523932] [2022-11-02 20:45:31,684 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858523932] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:45:31,684 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:45:31,684 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-02 20:45:31,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347705494] [2022-11-02 20:45:31,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:45:31,685 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-02 20:45:31,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:45:31,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-02 20:45:31,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:45:31,686 INFO L87 Difference]: Start difference. First operand 3293 states and 4506 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 5 states have internal predecessors, (56), 3 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-02 20:45:33,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:45:44,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:45:47,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:45:49,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:45:52,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:46:03,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:46:03,816 INFO L93 Difference]: Finished difference Result 4668 states and 6562 transitions. [2022-11-02 20:46:03,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-02 20:46:03,817 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 5 states have internal predecessors, (56), 3 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 86 [2022-11-02 20:46:03,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:46:03,840 INFO L225 Difference]: With dead ends: 4668 [2022-11-02 20:46:03,840 INFO L226 Difference]: Without dead ends: 4095 [2022-11-02 20:46:03,843 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:46:03,844 INFO L413 NwaCegarLoop]: 2891 mSDtfsCounter, 2715 mSDsluCounter, 3936 mSDsCounter, 0 mSdLazyCounter, 12527 mSolverCounterSat, 1541 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3109 SdHoareTripleChecker+Valid, 6827 SdHoareTripleChecker+Invalid, 14073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1541 IncrementalHoareTripleChecker+Valid, 12527 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.5s IncrementalHoareTripleChecker+Time [2022-11-02 20:46:03,845 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3109 Valid, 6827 Invalid, 14073 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1541 Valid, 12527 Invalid, 5 Unknown, 0 Unchecked, 31.5s Time] [2022-11-02 20:46:03,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4095 states. [2022-11-02 20:46:04,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4095 to 3295. [2022-11-02 20:46:04,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3295 states, 2262 states have (on average 1.301503094606543) internal successors, (2944), 2345 states have internal predecessors, (2944), 778 states have call successors, (778), 225 states have call predecessors, (778), 227 states have return successors, (786), 758 states have call predecessors, (786), 776 states have call successors, (786) [2022-11-02 20:46:04,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3295 states to 3295 states and 4508 transitions. [2022-11-02 20:46:04,125 INFO L78 Accepts]: Start accepts. Automaton has 3295 states and 4508 transitions. Word has length 86 [2022-11-02 20:46:04,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:46:04,126 INFO L495 AbstractCegarLoop]: Abstraction has 3295 states and 4508 transitions. [2022-11-02 20:46:04,126 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 5 states have internal predecessors, (56), 3 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-02 20:46:04,126 INFO L276 IsEmpty]: Start isEmpty. Operand 3295 states and 4508 transitions. [2022-11-02 20:46:04,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-02 20:46:04,128 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:46:04,129 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] [2022-11-02 20:46:04,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-02 20:46:04,129 INFO L420 AbstractCegarLoop]: === Iteration 6 === 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 26 more)] === [2022-11-02 20:46:04,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:04,130 INFO L85 PathProgramCache]: Analyzing trace with hash -690878514, now seen corresponding path program 1 times [2022-11-02 20:46:04,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:04,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695434384] [2022-11-02 20:46:04,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:04,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:04,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:04,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:46:04,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:04,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 20:46:04,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:04,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:46:04,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:04,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 20:46:04,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:04,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-02 20:46:04,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:04,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:46:04,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:04,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-02 20:46:04,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:04,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-02 20:46:04,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:04,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:46:04,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:04,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 20:46:04,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:04,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 20:46:04,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:04,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-02 20:46:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:04,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:46:04,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:04,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-02 20:46:04,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:04,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-02 20:46:04,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:04,656 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-02 20:46:04,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:46:04,656 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695434384] [2022-11-02 20:46:04,656 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695434384] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:46:04,657 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:46:04,657 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-02 20:46:04,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067724628] [2022-11-02 20:46:04,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:46:04,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-02 20:46:04,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:46:04,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-02 20:46:04,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:46:04,659 INFO L87 Difference]: Start difference. First operand 3295 states and 4508 transitions. Second operand has 8 states, 8 states have (on average 7.25) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-02 20:46:06,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:46:08,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:46:10,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:46:12,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:46:19,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:46:21,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:46:23,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:46:33,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:46:33,524 INFO L93 Difference]: Finished difference Result 3638 states and 5104 transitions. [2022-11-02 20:46:33,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:46:33,525 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (16), 6 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 100 [2022-11-02 20:46:33,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:46:33,544 INFO L225 Difference]: With dead ends: 3638 [2022-11-02 20:46:33,544 INFO L226 Difference]: Without dead ends: 3636 [2022-11-02 20:46:33,545 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:46:33,546 INFO L413 NwaCegarLoop]: 2628 mSDtfsCounter, 9332 mSDsluCounter, 509 mSDsCounter, 0 mSdLazyCounter, 6974 mSolverCounterSat, 5343 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9409 SdHoareTripleChecker+Valid, 3137 SdHoareTripleChecker+Invalid, 12321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5343 IncrementalHoareTripleChecker+Valid, 6974 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:46:33,547 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9409 Valid, 3137 Invalid, 12321 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5343 Valid, 6974 Invalid, 4 Unknown, 0 Unchecked, 28.0s Time] [2022-11-02 20:46:33,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3636 states. [2022-11-02 20:46:33,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3636 to 3293. [2022-11-02 20:46:33,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3293 states, 2261 states have (on average 1.3011941618752765) internal successors, (2942), 2343 states have internal predecessors, (2942), 778 states have call successors, (778), 225 states have call predecessors, (778), 227 states have return successors, (786), 758 states have call predecessors, (786), 776 states have call successors, (786) [2022-11-02 20:46:33,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3293 states to 3293 states and 4506 transitions. [2022-11-02 20:46:33,885 INFO L78 Accepts]: Start accepts. Automaton has 3293 states and 4506 transitions. Word has length 100 [2022-11-02 20:46:33,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:46:33,885 INFO L495 AbstractCegarLoop]: Abstraction has 3293 states and 4506 transitions. [2022-11-02 20:46:33,885 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-02 20:46:33,886 INFO L276 IsEmpty]: Start isEmpty. Operand 3293 states and 4506 transitions. [2022-11-02 20:46:33,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-02 20:46:33,888 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:46:33,888 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:46:33,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-02 20:46:33,888 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-02 20:46:33,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:46:33,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1823836587, now seen corresponding path program 1 times [2022-11-02 20:46:33,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:46:33,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664941118] [2022-11-02 20:46:33,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:46:33,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:46:33,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:34,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:46:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:34,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 20:46:34,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:34,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:46:34,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:34,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 20:46:34,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:34,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-02 20:46:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:34,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:46:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:34,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-02 20:46:34,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:34,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-02 20:46:34,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:34,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:46:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:34,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:46:34,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:34,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-02 20:46:34,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:34,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 20:46:34,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:34,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:46:34,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:34,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 20:46:34,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:34,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:46:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:34,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-02 20:46:34,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:46:34,653 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-11-02 20:46:34,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:46:34,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664941118] [2022-11-02 20:46:34,653 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664941118] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:46:34,653 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:46:34,654 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-02 20:46:34,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257845236] [2022-11-02 20:46:34,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:46:34,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-02 20:46:34,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:46:34,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-02 20:46:34,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:46:34,656 INFO L87 Difference]: Start difference. First operand 3293 states and 4506 transitions. Second operand has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-02 20:46:36,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:46:38,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:46:47,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:46:48,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:46:50,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:46:52,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:46:54,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:46:56,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:46:58,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:47:00,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:47:02,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:47:14,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:47:14,804 INFO L93 Difference]: Finished difference Result 4631 states and 6495 transitions. [2022-11-02 20:47:14,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-02 20:47:14,805 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) Word has length 110 [2022-11-02 20:47:14,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:47:14,824 INFO L225 Difference]: With dead ends: 4631 [2022-11-02 20:47:14,824 INFO L226 Difference]: Without dead ends: 4064 [2022-11-02 20:47:14,827 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:47:14,828 INFO L413 NwaCegarLoop]: 2987 mSDtfsCounter, 3604 mSDsluCounter, 4889 mSDsCounter, 0 mSdLazyCounter, 14203 mSolverCounterSat, 2162 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3935 SdHoareTripleChecker+Valid, 7876 SdHoareTripleChecker+Invalid, 16371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2162 IncrementalHoareTripleChecker+Valid, 14203 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:47:14,828 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3935 Valid, 7876 Invalid, 16371 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2162 Valid, 14203 Invalid, 6 Unknown, 0 Unchecked, 39.2s Time] [2022-11-02 20:47:14,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4064 states. [2022-11-02 20:47:15,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4064 to 3298. [2022-11-02 20:47:15,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3298 states, 2265 states have (on average 1.3006622516556292) internal successors, (2946), 2347 states have internal predecessors, (2946), 778 states have call successors, (778), 225 states have call predecessors, (778), 228 states have return successors, (788), 759 states have call predecessors, (788), 776 states have call successors, (788) [2022-11-02 20:47:15,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 3298 states and 4512 transitions. [2022-11-02 20:47:15,139 INFO L78 Accepts]: Start accepts. Automaton has 3298 states and 4512 transitions. Word has length 110 [2022-11-02 20:47:15,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:47:15,140 INFO L495 AbstractCegarLoop]: Abstraction has 3298 states and 4512 transitions. [2022-11-02 20:47:15,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-02 20:47:15,140 INFO L276 IsEmpty]: Start isEmpty. Operand 3298 states and 4512 transitions. [2022-11-02 20:47:15,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-02 20:47:15,142 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:47:15,143 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-02 20:47:15,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-02 20:47:15,143 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-02 20:47:15,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:47:15,144 INFO L85 PathProgramCache]: Analyzing trace with hash -1277286157, now seen corresponding path program 1 times [2022-11-02 20:47:15,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:47:15,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351658914] [2022-11-02 20:47:15,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:15,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:47:15,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:47:16,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 20:47:16,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:47:16,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 20:47:16,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-02 20:47:16,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:47:16,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-02 20:47:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:47:16,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:47:16,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:47:16,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 20:47:16,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:47:16,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:47:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:47:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-02 20:47:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:47:16,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:47:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-02 20:47:16,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-02 20:47:16,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-02 20:47:16,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:16,802 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 10 proven. 29 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-02 20:47:16,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:47:16,802 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351658914] [2022-11-02 20:47:16,802 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351658914] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:47:16,802 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1279056243] [2022-11-02 20:47:16,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:47:16,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:47:16,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:47:16,805 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:47:16,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_538a9007-1e94-40ef-9efe-cbf310eb63f2/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-02 20:47:17,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:47:17,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 1834 conjuncts, 40 conjunts are in the unsatisfiable core [2022-11-02 20:47:17,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:47:18,194 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 102 proven. 3 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-11-02 20:47:18,194 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:47:18,672 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 10 proven. 27 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2022-11-02 20:47:18,673 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1279056243] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:47:18,673 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 20:47:18,673 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9, 8] total 16 [2022-11-02 20:47:18,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695876232] [2022-11-02 20:47:18,674 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 20:47:18,674 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-02 20:47:18,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:47:18,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-02 20:47:18,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2022-11-02 20:47:18,675 INFO L87 Difference]: Start difference. First operand 3298 states and 4512 transitions. Second operand has 16 states, 15 states have (on average 4.866666666666666) internal successors, (73), 12 states have internal predecessors, (73), 5 states have call successors, (34), 4 states have call predecessors, (34), 5 states have return successors, (28), 6 states have call predecessors, (28), 5 states have call successors, (28) [2022-11-02 20:47:20,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:47:22,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []