./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/bin/uautomizer-DrprNOufMa --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 188ee53f522474cbed3b84688a97cb695f8c200c08b81ee018c8c71261740ca8 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 17:47:34,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 17:47:34,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 17:47:34,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 17:47:34,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 17:47:34,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 17:47:34,639 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 17:47:34,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 17:47:34,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 17:47:34,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 17:47:34,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 17:47:34,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 17:47:34,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 17:47:34,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 17:47:34,656 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 17:47:34,657 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 17:47:34,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 17:47:34,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 17:47:34,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 17:47:34,663 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 17:47:34,665 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 17:47:34,666 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 17:47:34,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 17:47:34,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 17:47:34,671 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 17:47:34,672 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 17:47:34,672 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 17:47:34,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 17:47:34,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 17:47:34,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 17:47:34,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 17:47:34,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 17:47:34,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 17:47:34,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 17:47:34,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 17:47:34,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 17:47:34,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 17:47:34,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 17:47:34,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 17:47:34,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 17:47:34,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 17:47:34,680 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-06 17:47:34,703 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 17:47:34,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 17:47:34,703 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 17:47:34,703 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 17:47:34,704 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 17:47:34,704 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 17:47:34,704 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 17:47:34,705 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 17:47:34,705 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 17:47:34,705 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 17:47:34,705 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 17:47:34,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 17:47:34,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 17:47:34,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 17:47:34,706 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 17:47:34,706 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 17:47:34,706 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 17:47:34,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 17:47:34,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 17:47:34,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 17:47:34,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 17:47:34,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 17:47:34,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 17:47:34,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 17:47:34,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 17:47:34,707 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 17:47:34,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 17:47:34,707 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 17:47:34,707 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 17:47:34,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 17:47:34,708 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 17:47:34,708 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 188ee53f522474cbed3b84688a97cb695f8c200c08b81ee018c8c71261740ca8 [2021-12-06 17:47:34,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 17:47:34,903 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 17:47:34,905 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 17:47:34,906 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 17:47:34,907 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 17:47:34,908 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i [2021-12-06 17:47:34,952 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/bin/uautomizer-DrprNOufMa/data/132c15de5/29239dddc50b488398780de71d4bd8c3/FLAG3b63628c3 [2021-12-06 17:47:35,682 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 17:47:35,683 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i [2021-12-06 17:47:35,728 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/bin/uautomizer-DrprNOufMa/data/132c15de5/29239dddc50b488398780de71d4bd8c3/FLAG3b63628c3 [2021-12-06 17:47:35,996 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/bin/uautomizer-DrprNOufMa/data/132c15de5/29239dddc50b488398780de71d4bd8c3 [2021-12-06 17:47:36,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 17:47:36,003 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 17:47:36,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 17:47:36,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 17:47:36,012 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 17:47:36,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:47:35" (1/1) ... [2021-12-06 17:47:36,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f0ff4ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:47:36, skipping insertion in model container [2021-12-06 17:47:36,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:47:35" (1/1) ... [2021-12-06 17:47:36,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 17:47:36,180 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 17:47:41,033 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[606914,606927] [2021-12-06 17:47:41,036 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[607059,607072] [2021-12-06 17:47:41,037 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[607205,607218] [2021-12-06 17:47:41,037 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[607370,607383] [2021-12-06 17:47:41,037 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[607528,607541] [2021-12-06 17:47:41,038 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[607686,607699] [2021-12-06 17:47:41,038 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[607844,607857] [2021-12-06 17:47:41,039 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[608004,608017] [2021-12-06 17:47:41,039 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[608163,608176] [2021-12-06 17:47:41,040 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[608302,608315] [2021-12-06 17:47:41,040 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[608444,608457] [2021-12-06 17:47:41,041 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[608593,608606] [2021-12-06 17:47:41,041 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[608732,608745] [2021-12-06 17:47:41,042 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[608887,608900] [2021-12-06 17:47:41,042 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[609047,609060] [2021-12-06 17:47:41,042 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[609198,609211] [2021-12-06 17:47:41,043 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[609349,609362] [2021-12-06 17:47:41,043 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[609501,609514] [2021-12-06 17:47:41,044 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[609650,609663] [2021-12-06 17:47:41,044 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[609798,609811] [2021-12-06 17:47:41,044 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[609955,609968] [2021-12-06 17:47:41,045 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[610104,610117] [2021-12-06 17:47:41,045 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[610260,610273] [2021-12-06 17:47:41,046 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[610413,610426] [2021-12-06 17:47:41,046 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[610559,610572] [2021-12-06 17:47:41,047 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[610702,610715] [2021-12-06 17:47:41,047 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[610854,610867] [2021-12-06 17:47:41,047 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[611000,611013] [2021-12-06 17:47:41,048 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[611145,611158] [2021-12-06 17:47:41,048 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[611299,611312] [2021-12-06 17:47:41,049 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[611450,611463] [2021-12-06 17:47:41,049 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[611605,611618] [2021-12-06 17:47:41,050 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[611757,611770] [2021-12-06 17:47:41,050 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[611912,611925] [2021-12-06 17:47:41,050 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[612076,612089] [2021-12-06 17:47:41,051 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[612232,612245] [2021-12-06 17:47:41,051 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[612396,612409] [2021-12-06 17:47:41,052 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[612538,612551] [2021-12-06 17:47:41,052 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[612696,612709] [2021-12-06 17:47:41,052 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[612863,612876] [2021-12-06 17:47:41,053 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[613022,613035] [2021-12-06 17:47:41,053 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[613181,613194] [2021-12-06 17:47:41,054 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[613330,613343] [2021-12-06 17:47:41,054 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[613477,613490] [2021-12-06 17:47:41,054 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[613616,613629] [2021-12-06 17:47:41,055 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[613779,613792] [2021-12-06 17:47:41,055 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[613945,613958] [2021-12-06 17:47:41,056 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[614109,614122] [2021-12-06 17:47:41,056 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[614274,614287] [2021-12-06 17:47:41,056 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[614439,614452] [2021-12-06 17:47:41,057 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[614605,614618] [2021-12-06 17:47:41,057 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[614770,614783] [2021-12-06 17:47:41,058 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[614937,614950] [2021-12-06 17:47:41,058 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[615097,615110] [2021-12-06 17:47:41,058 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[615259,615272] [2021-12-06 17:47:41,059 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[615418,615431] [2021-12-06 17:47:41,059 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[615564,615577] [2021-12-06 17:47:41,060 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[615707,615720] [2021-12-06 17:47:41,060 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[615851,615864] [2021-12-06 17:47:41,061 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[615994,616007] [2021-12-06 17:47:41,061 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[616138,616151] [2021-12-06 17:47:41,061 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[616279,616292] [2021-12-06 17:47:41,062 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[616417,616430] [2021-12-06 17:47:41,062 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[616575,616588] [2021-12-06 17:47:41,063 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[616734,616747] [2021-12-06 17:47:41,063 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[616890,616903] [2021-12-06 17:47:41,063 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[617039,617052] [2021-12-06 17:47:41,064 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[617191,617204] [2021-12-06 17:47:41,064 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[617342,617355] [2021-12-06 17:47:41,064 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[617491,617504] [2021-12-06 17:47:41,065 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[617643,617656] [2021-12-06 17:47:41,065 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[617791,617804] [2021-12-06 17:47:41,065 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[617944,617957] [2021-12-06 17:47:41,065 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[618095,618108] [2021-12-06 17:47:41,066 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[618245,618258] [2021-12-06 17:47:41,066 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[618392,618405] [2021-12-06 17:47:41,067 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[618543,618556] [2021-12-06 17:47:41,067 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[618694,618707] [2021-12-06 17:47:41,067 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[618842,618855] [2021-12-06 17:47:41,068 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[619008,619021] [2021-12-06 17:47:41,068 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[619177,619190] [2021-12-06 17:47:41,068 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[619344,619357] [2021-12-06 17:47:41,068 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[619512,619525] [2021-12-06 17:47:41,069 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[619662,619675] [2021-12-06 17:47:41,069 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[619809,619822] [2021-12-06 17:47:41,069 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[619970,619983] [2021-12-06 17:47:41,070 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[620140,620153] [2021-12-06 17:47:41,070 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[620302,620315] [2021-12-06 17:47:41,088 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 17:47:41,117 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 17:47:41,709 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[606914,606927] [2021-12-06 17:47:41,710 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[607059,607072] [2021-12-06 17:47:41,710 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[607205,607218] [2021-12-06 17:47:41,711 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[607370,607383] [2021-12-06 17:47:41,711 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[607528,607541] [2021-12-06 17:47:41,711 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[607686,607699] [2021-12-06 17:47:41,711 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[607844,607857] [2021-12-06 17:47:41,712 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[608004,608017] [2021-12-06 17:47:41,712 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[608163,608176] [2021-12-06 17:47:41,712 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[608302,608315] [2021-12-06 17:47:41,713 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[608444,608457] [2021-12-06 17:47:41,713 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[608593,608606] [2021-12-06 17:47:41,713 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[608732,608745] [2021-12-06 17:47:41,714 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[608887,608900] [2021-12-06 17:47:41,714 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[609047,609060] [2021-12-06 17:47:41,714 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[609198,609211] [2021-12-06 17:47:41,714 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[609349,609362] [2021-12-06 17:47:41,715 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[609501,609514] [2021-12-06 17:47:41,715 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[609650,609663] [2021-12-06 17:47:41,715 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[609798,609811] [2021-12-06 17:47:41,716 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[609955,609968] [2021-12-06 17:47:41,716 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[610104,610117] [2021-12-06 17:47:41,716 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[610260,610273] [2021-12-06 17:47:41,716 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[610413,610426] [2021-12-06 17:47:41,717 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[610559,610572] [2021-12-06 17:47:41,717 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[610702,610715] [2021-12-06 17:47:41,717 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[610854,610867] [2021-12-06 17:47:41,718 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[611000,611013] [2021-12-06 17:47:41,718 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[611145,611158] [2021-12-06 17:47:41,718 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[611299,611312] [2021-12-06 17:47:41,718 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[611450,611463] [2021-12-06 17:47:41,719 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[611605,611618] [2021-12-06 17:47:41,719 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[611757,611770] [2021-12-06 17:47:41,719 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[611912,611925] [2021-12-06 17:47:41,720 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[612076,612089] [2021-12-06 17:47:41,720 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[612232,612245] [2021-12-06 17:47:41,720 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[612396,612409] [2021-12-06 17:47:41,720 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[612538,612551] [2021-12-06 17:47:41,721 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[612696,612709] [2021-12-06 17:47:41,721 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[612863,612876] [2021-12-06 17:47:41,721 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[613022,613035] [2021-12-06 17:47:41,722 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[613181,613194] [2021-12-06 17:47:41,722 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[613330,613343] [2021-12-06 17:47:41,722 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[613477,613490] [2021-12-06 17:47:41,723 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[613616,613629] [2021-12-06 17:47:41,723 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[613779,613792] [2021-12-06 17:47:41,723 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[613945,613958] [2021-12-06 17:47:41,723 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[614109,614122] [2021-12-06 17:47:41,724 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[614274,614287] [2021-12-06 17:47:41,724 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[614439,614452] [2021-12-06 17:47:41,724 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[614605,614618] [2021-12-06 17:47:41,725 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[614770,614783] [2021-12-06 17:47:41,725 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[614937,614950] [2021-12-06 17:47:41,725 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[615097,615110] [2021-12-06 17:47:41,726 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[615259,615272] [2021-12-06 17:47:41,726 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[615418,615431] [2021-12-06 17:47:41,726 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[615564,615577] [2021-12-06 17:47:41,727 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[615707,615720] [2021-12-06 17:47:41,727 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[615851,615864] [2021-12-06 17:47:41,727 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[615994,616007] [2021-12-06 17:47:41,728 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[616138,616151] [2021-12-06 17:47:41,728 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[616279,616292] [2021-12-06 17:47:41,728 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[616417,616430] [2021-12-06 17:47:41,729 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[616575,616588] [2021-12-06 17:47:41,729 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[616734,616747] [2021-12-06 17:47:41,729 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[616890,616903] [2021-12-06 17:47:41,729 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[617039,617052] [2021-12-06 17:47:41,730 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[617191,617204] [2021-12-06 17:47:41,730 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[617342,617355] [2021-12-06 17:47:41,730 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[617491,617504] [2021-12-06 17:47:41,731 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[617643,617656] [2021-12-06 17:47:41,731 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[617791,617804] [2021-12-06 17:47:41,731 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[617944,617957] [2021-12-06 17:47:41,731 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[618095,618108] [2021-12-06 17:47:41,732 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[618245,618258] [2021-12-06 17:47:41,732 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[618392,618405] [2021-12-06 17:47:41,732 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[618543,618556] [2021-12-06 17:47:41,732 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[618694,618707] [2021-12-06 17:47:41,733 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[618842,618855] [2021-12-06 17:47:41,733 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[619008,619021] [2021-12-06 17:47:41,733 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[619177,619190] [2021-12-06 17:47:41,733 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[619344,619357] [2021-12-06 17:47:41,734 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[619512,619525] [2021-12-06 17:47:41,734 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[619662,619675] [2021-12-06 17:47:41,734 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[619809,619822] [2021-12-06 17:47:41,734 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[619970,619983] [2021-12-06 17:47:41,735 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[620140,620153] [2021-12-06 17:47:41,735 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_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i[620302,620315] [2021-12-06 17:47:41,740 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 17:47:42,095 INFO L208 MainTranslator]: Completed translation [2021-12-06 17:47:42,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:47:42 WrapperNode [2021-12-06 17:47:42,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 17:47:42,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 17:47:42,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 17:47:42,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 17:47:42,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:47:42" (1/1) ... [2021-12-06 17:47:42,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:47:42" (1/1) ... [2021-12-06 17:47:42,446 INFO L137 Inliner]: procedures = 905, calls = 4576, calls flagged for inlining = 443, calls inlined = 351, statements flattened = 9759 [2021-12-06 17:47:42,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 17:47:42,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 17:47:42,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 17:47:42,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 17:47:42,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:47:42" (1/1) ... [2021-12-06 17:47:42,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:47:42" (1/1) ... [2021-12-06 17:47:42,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:47:42" (1/1) ... [2021-12-06 17:47:42,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:47:42" (1/1) ... [2021-12-06 17:47:42,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:47:42" (1/1) ... [2021-12-06 17:47:42,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:47:42" (1/1) ... [2021-12-06 17:47:42,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:47:42" (1/1) ... [2021-12-06 17:47:42,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 17:47:42,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 17:47:42,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 17:47:42,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 17:47:42,745 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:47:42" (1/1) ... [2021-12-06 17:47:42,750 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 17:47:42,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:47:42,769 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 17:47:42,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9dd6567-44ac-41eb-a1d7-c9f07e77847d/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 17:47:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2021-12-06 17:47:42,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2021-12-06 17:47:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure srp_send_tsk_mgmt [2021-12-06 17:47:42,801 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_send_tsk_mgmt [2021-12-06 17:47:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-06 17:47:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_weight [2021-12-06 17:47:42,801 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_weight [2021-12-06 17:47:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cq [2021-12-06 17:47:42,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cq [2021-12-06 17:47:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2021-12-06 17:47:42,802 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2021-12-06 17:47:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-06 17:47:42,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-06 17:47:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure srp_create_target [2021-12-06 17:47:42,802 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_create_target [2021-12-06 17:47:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-06 17:47:42,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-06 17:47:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-06 17:47:42,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-06 17:47:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-06 17:47:42,802 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-06 17:47:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure srp_unmap_data [2021-12-06 17:47:42,803 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_unmap_data [2021-12-06 17:47:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_completion_100 [2021-12-06 17:47:42,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_completion_100 [2021-12-06 17:47:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-06 17:47:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-06 17:47:42,803 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-06 17:47:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_cq [2021-12-06 17:47:42,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_cq [2021-12-06 17:47:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure ib_sg_dma_address [2021-12-06 17:47:42,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_sg_dma_address [2021-12-06 17:47:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure show_allow_ext_sg [2021-12-06 17:47:42,803 INFO L138 BoogieDeclarations]: Found implementation of procedure show_allow_ext_sg [2021-12-06 17:47:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-06 17:47:42,804 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-06 17:47:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-12-06 17:47:42,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-12-06 17:47:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_110 [2021-12-06 17:47:42,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_110 [2021-12-06 17:47:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure srp_add_one [2021-12-06 17:47:42,804 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_add_one [2021-12-06 17:47:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-06 17:47:42,804 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-06 17:47:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure srp_disconnect_target [2021-12-06 17:47:42,804 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_disconnect_target [2021-12-06 17:47:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_105 [2021-12-06 17:47:42,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_105 [2021-12-06 17:47:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-06 17:47:42,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-06 17:47:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-06 17:47:42,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-06 17:47:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 17:47:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-12-06 17:47:42,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-12-06 17:47:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure match_strdup [2021-12-06 17:47:42,806 INFO L138 BoogieDeclarations]: Found implementation of procedure match_strdup [2021-12-06 17:47:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_interruptible [2021-12-06 17:47:42,806 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_interruptible [2021-12-06 17:47:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure srp_rport_reconnect [2021-12-06 17:47:42,806 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_rport_reconnect [2021-12-06 17:47:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_add_target_mutex_of_srp_host [2021-12-06 17:47:42,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_add_target_mutex_of_srp_host [2021-12-06 17:47:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure srp_release_transport [2021-12-06 17:47:42,806 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_release_transport [2021-12-06 17:47:42,807 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2021-12-06 17:47:42,807 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2021-12-06 17:47:42,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-06 17:47:42,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-06 17:47:42,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2021-12-06 17:47:42,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2021-12-06 17:47:42,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 17:47:42,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-12-06 17:47:42,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2021-12-06 17:47:42,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2021-12-06 17:47:42,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2021-12-06 17:47:42,808 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_unique_tag_to_tag [2021-12-06 17:47:42,808 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_unique_tag_to_tag [2021-12-06 17:47:42,808 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_qp [2021-12-06 17:47:42,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_qp [2021-12-06 17:47:42,808 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-06 17:47:42,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-06 17:47:42,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 17:47:42,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-06 17:47:42,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-06 17:47:42,809 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-06 17:47:42,809 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-06 17:47:42,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 17:47:42,809 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-06 17:47:42,809 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-06 17:47:42,809 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-06 17:47:42,809 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2021-12-06 17:47:42,809 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2021-12-06 17:47:42,810 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2021-12-06 17:47:42,810 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2021-12-06 17:47:42,810 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-06 17:47:42,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-06 17:47:42,810 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-06 17:47:42,810 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-06 17:47:42,810 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_sync_single_for_cpu [2021-12-06 17:47:42,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_sync_single_for_cpu [2021-12-06 17:47:42,810 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-06 17:47:42,810 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-06 17:47:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure show_ioc_guid [2021-12-06 17:47:42,811 INFO L138 BoogieDeclarations]: Found implementation of procedure show_ioc_guid [2021-12-06 17:47:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_sched_completion_wait_for_completion_done_of_srp_rdma_ch [2021-12-06 17:47:42,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_sched_completion_wait_for_completion_done_of_srp_rdma_ch [2021-12-06 17:47:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2021-12-06 17:47:42,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2021-12-06 17:47:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure show_local_ib_device [2021-12-06 17:47:42,811 INFO L138 BoogieDeclarations]: Found implementation of procedure show_local_ib_device [2021-12-06 17:47:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 17:47:42,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 17:47:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-06 17:47:42,811 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-06 17:47:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure show_port [2021-12-06 17:47:42,811 INFO L138 BoogieDeclarations]: Found implementation of procedure show_port [2021-12-06 17:47:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-06 17:47:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure srp_claim_req [2021-12-06 17:47:42,811 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_claim_req [2021-12-06 17:47:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure show_ibdev [2021-12-06 17:47:42,812 INFO L138 BoogieDeclarations]: Found implementation of procedure show_ibdev [2021-12-06 17:47:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-06 17:47:42,812 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-06 17:47:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure srp_finish_req [2021-12-06 17:47:42,812 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_finish_req [2021-12-06 17:47:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure srp_abort [2021-12-06 17:47:42,812 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_abort [2021-12-06 17:47:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure srp_map_update_start [2021-12-06 17:47:42,812 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_map_update_start [2021-12-06 17:47:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure show_id_ext [2021-12-06 17:47:42,812 INFO L138 BoogieDeclarations]: Found implementation of procedure show_id_ext [2021-12-06 17:47:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-06 17:47:42,812 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-06 17:47:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-12-06 17:47:42,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-12-06 17:47:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-12-06 17:47:42,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-12-06 17:47:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-12-06 17:47:42,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-12-06 17:47:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 17:47:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-06 17:47:42,813 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-06 17:47:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-06 17:47:42,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-06 17:47:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2021-12-06 17:47:42,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2021-12-06 17:47:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_114 [2021-12-06 17:47:42,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_114 [2021-12-06 17:47:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 17:47:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_srp_fr_pool [2021-12-06 17:47:42,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_srp_fr_pool [2021-12-06 17:47:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure show_ch_count [2021-12-06 17:47:42,813 INFO L138 BoogieDeclarations]: Found implementation of procedure show_ch_count [2021-12-06 17:47:42,813 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_qp [2021-12-06 17:47:42,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_qp [2021-12-06 17:47:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure host_to_target [2021-12-06 17:47:42,814 INFO L138 BoogieDeclarations]: Found implementation of procedure host_to_target [2021-12-06 17:47:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-06 17:47:42,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-06 17:47:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-06 17:47:42,814 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-06 17:47:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-06 17:47:42,814 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-06 17:47:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure match_int [2021-12-06 17:47:42,814 INFO L138 BoogieDeclarations]: Found implementation of procedure match_int [2021-12-06 17:47:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-06 17:47:42,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-06 17:47:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure srp_lookup_path [2021-12-06 17:47:42,814 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_lookup_path [2021-12-06 17:47:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-06 17:47:42,814 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-06 17:47:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-06 17:47:42,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-06 17:47:42,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-12-06 17:47:42,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-12-06 17:47:42,815 INFO L130 BoogieDeclarations]: Found specification of procedure shost_use_blk_mq [2021-12-06 17:47:42,815 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_use_blk_mq [2021-12-06 17:47:42,815 INFO L130 BoogieDeclarations]: Found specification of procedure ib_req_notify_cq [2021-12-06 17:47:42,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_req_notify_cq [2021-12-06 17:47:42,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-06 17:47:42,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-06 17:47:42,815 INFO L130 BoogieDeclarations]: Found specification of procedure srp_create_ch_ib [2021-12-06 17:47:42,815 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_create_ch_ib [2021-12-06 17:47:42,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 17:47:42,815 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-06 17:47:42,815 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-06 17:47:42,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-06 17:47:42,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-06 17:47:42,815 INFO L130 BoogieDeclarations]: Found specification of procedure ib_sg_dma_len [2021-12-06 17:47:42,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_sg_dma_len [2021-12-06 17:47:42,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_class [2021-12-06 17:47:42,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_class [2021-12-06 17:47:42,816 INFO L130 BoogieDeclarations]: Found specification of procedure srp_connect_ch [2021-12-06 17:47:42,816 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_connect_ch [2021-12-06 17:47:42,816 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_unique_tag_to_hwq [2021-12-06 17:47:42,816 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_unique_tag_to_hwq [2021-12-06 17:47:42,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_remove_host [2021-12-06 17:47:42,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_remove_host [2021-12-06 17:47:42,816 INFO L130 BoogieDeclarations]: Found specification of procedure srp_destroy_fr_pool [2021-12-06 17:47:42,816 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_destroy_fr_pool [2021-12-06 17:47:42,816 INFO L130 BoogieDeclarations]: Found specification of procedure srp_queue_remove_work [2021-12-06 17:47:42,816 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_queue_remove_work [2021-12-06 17:47:42,816 INFO L130 BoogieDeclarations]: Found specification of procedure srp_finish_mapping [2021-12-06 17:47:42,816 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_finish_mapping [2021-12-06 17:47:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_mapping_error [2021-12-06 17:47:42,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_mapping_error [2021-12-06 17:47:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-12-06 17:47:42,817 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-12-06 17:47:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_109 [2021-12-06 17:47:42,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_109 [2021-12-06 17:47:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2021-12-06 17:47:42,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2021-12-06 17:47:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2021-12-06 17:47:42,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2021-12-06 17:47:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-12-06 17:47:42,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-12-06 17:47:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure srp_slave_configure [2021-12-06 17:47:42,818 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_slave_configure [2021-12-06 17:47:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-06 17:47:42,818 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-06 17:47:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 17:47:42,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 17:47:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure srp_change_conn_state [2021-12-06 17:47:42,818 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_change_conn_state [2021-12-06 17:47:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure srp_rport_delete [2021-12-06 17:47:42,819 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_rport_delete [2021-12-06 17:47:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-12-06 17:47:42,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-12-06 17:47:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-12-06 17:47:42,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-12-06 17:47:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_recv [2021-12-06 17:47:42,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_recv [2021-12-06 17:47:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_sync_single_for_device [2021-12-06 17:47:42,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_sync_single_for_device [2021-12-06 17:47:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-06 17:47:42,820 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-06 17:47:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure show_local_ib_port [2021-12-06 17:47:42,820 INFO L138 BoogieDeclarations]: Found implementation of procedure show_local_ib_port [2021-12-06 17:47:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure srp_free_req_data [2021-12-06 17:47:42,820 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_free_req_data [2021-12-06 17:47:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_unmap_single [2021-12-06 17:47:42,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_unmap_single [2021-12-06 17:47:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure srp_target_is_topspin [2021-12-06 17:47:42,820 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_target_is_topspin [2021-12-06 17:47:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-06 17:47:42,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-06 17:47:42,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-06 17:47:42,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-06 17:47:42,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-12-06 17:47:42,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-12-06 17:47:42,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 17:47:42,821 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u64~0~X~int~X~int~TO~VOID [2021-12-06 17:47:42,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u64~0~X~int~X~int~TO~VOID [2021-12-06 17:47:42,821 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-06 17:47:42,821 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-06 17:47:42,821 INFO L130 BoogieDeclarations]: Found specification of procedure srp_put_tx_iu [2021-12-06 17:47:42,822 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_put_tx_iu [2021-12-06 17:47:42,822 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_map_single [2021-12-06 17:47:42,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_map_single [2021-12-06 17:47:42,822 INFO L130 BoogieDeclarations]: Found specification of procedure srp_map_desc [2021-12-06 17:47:42,822 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_map_desc [2021-12-06 17:47:42,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-06 17:47:42,822 INFO L130 BoogieDeclarations]: Found specification of procedure show_sgid [2021-12-06 17:47:42,822 INFO L138 BoogieDeclarations]: Found implementation of procedure show_sgid [2021-12-06 17:47:42,822 INFO L130 BoogieDeclarations]: Found specification of procedure srp_tmo_valid [2021-12-06 17:47:42,822 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_tmo_valid [2021-12-06 17:47:42,822 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-06 17:47:42,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-06 17:47:42,823 INFO L130 BoogieDeclarations]: Found specification of procedure srp_destroy_qp [2021-12-06 17:47:42,823 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_destroy_qp [2021-12-06 17:47:42,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-06 17:47:42,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-12-06 17:47:42,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-12-06 17:47:42,823 INFO L130 BoogieDeclarations]: Found specification of procedure srp_change_queue_depth [2021-12-06 17:47:42,823 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_change_queue_depth [2021-12-06 17:47:42,823 INFO L130 BoogieDeclarations]: Found specification of procedure show_comp_vector [2021-12-06 17:47:42,823 INFO L138 BoogieDeclarations]: Found implementation of procedure show_comp_vector [2021-12-06 17:47:42,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_srp_rport [2021-12-06 17:47:42,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_srp_rport [2021-12-06 17:47:42,824 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-06 17:47:42,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-06 17:47:42,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-06 17:47:42,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-06 17:47:42,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-06 17:47:42,824 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-06 17:47:42,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-12-06 17:47:42,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-12-06 17:47:42,824 INFO L130 BoogieDeclarations]: Found specification of procedure num_node_state [2021-12-06 17:47:42,824 INFO L138 BoogieDeclarations]: Found implementation of procedure num_node_state [2021-12-06 17:47:42,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-06 17:47:42,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-06 17:47:42,825 INFO L130 BoogieDeclarations]: Found specification of procedure match_hex [2021-12-06 17:47:42,825 INFO L138 BoogieDeclarations]: Found implementation of procedure match_hex [2021-12-06 17:47:42,825 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-06 17:47:42,825 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-06 17:47:42,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-12-06 17:47:42,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-12-06 17:47:42,825 INFO L130 BoogieDeclarations]: Found specification of procedure show_zero_req_lim [2021-12-06 17:47:42,825 INFO L138 BoogieDeclarations]: Found implementation of procedure show_zero_req_lim [2021-12-06 17:47:42,825 INFO L130 BoogieDeclarations]: Found specification of procedure show_service_id [2021-12-06 17:47:42,825 INFO L138 BoogieDeclarations]: Found implementation of procedure show_service_id [2021-12-06 17:47:42,826 INFO L130 BoogieDeclarations]: Found specification of procedure show_pkey [2021-12-06 17:47:42,826 INFO L138 BoogieDeclarations]: Found implementation of procedure show_pkey [2021-12-06 17:47:42,826 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-06 17:47:42,826 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-06 17:47:42,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_srp_rdma_ch [2021-12-06 17:47:42,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_srp_rdma_ch [2021-12-06 17:47:42,826 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sg_count [2021-12-06 17:47:42,826 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sg_count [2021-12-06 17:47:42,826 INFO L130 BoogieDeclarations]: Found specification of procedure srp_terminate_io [2021-12-06 17:47:42,826 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_terminate_io [2021-12-06 17:47:42,826 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-06 17:47:42,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-06 17:47:42,826 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-06 17:47:42,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-06 17:47:42,826 INFO L130 BoogieDeclarations]: Found specification of procedure srp_new_cm_id [2021-12-06 17:47:42,826 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_new_cm_id [2021-12-06 17:47:42,826 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-06 17:47:42,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-06 17:47:42,827 INFO L130 BoogieDeclarations]: Found specification of procedure srp_reset_device [2021-12-06 17:47:42,827 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_reset_device [2021-12-06 17:47:42,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-12-06 17:47:42,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-12-06 17:47:42,827 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-06 17:47:42,827 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-06 17:47:42,827 INFO L130 BoogieDeclarations]: Found specification of procedure show_tl_retry_count [2021-12-06 17:47:42,827 INFO L138 BoogieDeclarations]: Found implementation of procedure show_tl_retry_count [2021-12-06 17:47:42,827 INFO L130 BoogieDeclarations]: Found specification of procedure show_cmd_sg_entries [2021-12-06 17:47:42,827 INFO L138 BoogieDeclarations]: Found implementation of procedure show_cmd_sg_entries [2021-12-06 17:47:42,827 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cm_id [2021-12-06 17:47:42,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cm_id [2021-12-06 17:47:42,827 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-06 17:47:42,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-06 17:47:42,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-06 17:47:42,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 17:47:42,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 17:47:42,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-06 17:47:42,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-06 17:47:42,828 INFO L130 BoogieDeclarations]: Found specification of procedure srp_remove_one [2021-12-06 17:47:42,828 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_remove_one [2021-12-06 17:47:42,828 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_send [2021-12-06 17:47:42,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_send [2021-12-06 17:47:42,828 INFO L130 BoogieDeclarations]: Found specification of procedure srp_reset_host [2021-12-06 17:47:42,828 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_reset_host [2021-12-06 17:47:42,828 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_fmr_pool [2021-12-06 17:47:42,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_fmr_pool [2021-12-06 17:47:42,828 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-06 17:47:42,828 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-06 17:47:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_find_bit_find_next_bit [2021-12-06 17:47:42,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_find_bit_find_next_bit [2021-12-06 17:47:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_host [2021-12-06 17:47:42,829 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_host [2021-12-06 17:47:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure __scsi_iterate_devices [2021-12-06 17:47:42,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __scsi_iterate_devices [2021-12-06 17:47:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure srp_post_send [2021-12-06 17:47:42,829 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_post_send [2021-12-06 17:47:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-12-06 17:47:42,829 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-12-06 17:47:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure show_orig_dgid [2021-12-06 17:47:42,830 INFO L138 BoogieDeclarations]: Found implementation of procedure show_orig_dgid [2021-12-06 17:47:42,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_unregister_class [2021-12-06 17:47:42,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_unregister_class [2021-12-06 17:47:42,830 INFO L130 BoogieDeclarations]: Found specification of procedure srp_free_iu [2021-12-06 17:47:42,830 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_free_iu [2021-12-06 17:47:42,830 INFO L130 BoogieDeclarations]: Found specification of procedure show_dgid [2021-12-06 17:47:42,830 INFO L138 BoogieDeclarations]: Found implementation of procedure show_dgid [2021-12-06 17:47:42,830 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-06 17:47:42,830 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-06 17:47:42,830 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2021-12-06 17:47:42,831 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2021-12-06 17:47:42,831 INFO L130 BoogieDeclarations]: Found specification of procedure ib_sa_unregister_client [2021-12-06 17:47:42,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_sa_unregister_client [2021-12-06 17:47:42,831 INFO L130 BoogieDeclarations]: Found specification of procedure __srp_get_tx_iu [2021-12-06 17:47:42,831 INFO L138 BoogieDeclarations]: Found implementation of procedure __srp_get_tx_iu [2021-12-06 17:47:42,831 INFO L130 BoogieDeclarations]: Found specification of procedure srp_free_req [2021-12-06 17:47:42,831 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_free_req [2021-12-06 17:47:42,831 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_unique_tag [2021-12-06 17:47:42,831 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_unique_tag [2021-12-06 17:47:42,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 17:47:42,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-12-06 17:47:42,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-12-06 17:47:42,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_sched_completion__wait_without_init [2021-12-06 17:47:42,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_sched_completion__wait_without_init [2021-12-06 17:47:42,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_srp_rdma_ch [2021-12-06 17:47:42,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_srp_rdma_ch [2021-12-06 17:47:42,832 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-06 17:47:42,832 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-06 17:47:42,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-06 17:47:42,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-06 17:47:42,832 INFO L130 BoogieDeclarations]: Found specification of procedure ib_poll_cq [2021-12-06 17:47:42,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_poll_cq [2021-12-06 17:47:42,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-06 17:47:42,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-06 17:47:42,832 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-06 17:47:42,832 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-06 17:47:42,832 INFO L130 BoogieDeclarations]: Found specification of procedure srp_free_ch_ib [2021-12-06 17:47:42,833 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_free_ch_ib [2021-12-06 17:47:42,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_104 [2021-12-06 17:47:42,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_104 [2021-12-06 17:47:42,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-06 17:47:42,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-06 17:47:42,833 INFO L130 BoogieDeclarations]: Found specification of procedure show_req_lim [2021-12-06 17:47:42,833 INFO L138 BoogieDeclarations]: Found implementation of procedure show_req_lim [2021-12-06 17:47:42,833 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-12-06 17:47:42,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-12-06 17:47:42,833 INFO L130 BoogieDeclarations]: Found specification of procedure srp_handle_qp_err [2021-12-06 17:47:42,833 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_handle_qp_err [2021-12-06 17:47:42,833 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dereg_mr [2021-12-06 17:47:42,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dereg_mr [2021-12-06 17:47:42,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_srp_rport [2021-12-06 17:47:42,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_srp_rport [2021-12-06 17:47:42,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-06 17:47:42,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-06 17:47:42,833 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-06 17:47:42,833 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-06 17:47:42,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-06 17:47:42,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-06 17:47:42,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-06 17:47:42,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-06 17:47:42,834 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2021-12-06 17:47:42,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2021-12-06 17:47:42,834 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-12-06 17:47:42,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-12-06 17:47:42,834 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-06 17:47:42,834 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-06 17:47:42,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-06 17:47:42,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-06 17:47:42,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-06 17:47:42,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-06 17:47:42,834 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoull [2021-12-06 17:47:42,834 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoull [2021-12-06 17:47:42,834 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-06 17:47:42,834 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-06 17:47:42,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 17:47:42,834 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dealloc_pd [2021-12-06 17:47:42,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dealloc_pd [2021-12-06 17:47:43,623 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 17:47:43,628 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 17:47:43,796 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 17:48:01,341 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 17:48:01,362 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 17:48:01,362 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-06 17:48:01,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:48:01 BoogieIcfgContainer [2021-12-06 17:48:01,368 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 17:48:01,369 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 17:48:01,369 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 17:48:01,372 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 17:48:01,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 05:47:35" (1/3) ... [2021-12-06 17:48:01,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b8cd66e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 05:48:01, skipping insertion in model container [2021-12-06 17:48:01,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:47:42" (2/3) ... [2021-12-06 17:48:01,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b8cd66e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 05:48:01, skipping insertion in model container [2021-12-06 17:48:01,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:48:01" (3/3) ... [2021-12-06 17:48:01,374 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--infiniband--ulp--srp--ib_srp.ko.cil.i [2021-12-06 17:48:01,378 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 17:48:01,378 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 35 error locations. [2021-12-06 17:48:01,430 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 17:48:01,435 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-06 17:48:01,435 INFO L340 AbstractCegarLoop]: Starting to check reachability of 35 error locations. [2021-12-06 17:48:01,497 INFO L276 IsEmpty]: Start isEmpty. Operand has 3522 states, 2335 states have (on average 1.2745182012847966) internal successors, (2976), 2462 states have internal predecessors, (2976), 943 states have call successors, (943), 209 states have call predecessors, (943), 208 states have return successors, (935), 926 states have call predecessors, (935), 935 states have call successors, (935) [2021-12-06 17:48:01,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-12-06 17:48:01,502 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:48:01,502 INFO L514 BasicCegarLoop]: 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] [2021-12-06 17:48:01,503 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-12-06 17:48:01,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:48:01,506 INFO L85 PathProgramCache]: Analyzing trace with hash -334853950, now seen corresponding path program 1 times [2021-12-06 17:48:01,513 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:48:01,513 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445418615] [2021-12-06 17:48:01,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:48:01,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:48:01,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:02,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:48:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:02,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 17:48:02,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:02,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:48:02,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:02,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-12-06 17:48:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:02,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:48:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:02,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 17:48:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:02,372 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-12-06 17:48:02,372 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:48:02,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445418615] [2021-12-06 17:48:02,373 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445418615] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:48:02,373 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:48:02,373 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 17:48:02,374 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860902114] [2021-12-06 17:48:02,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:48:02,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 17:48:02,378 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:48:02,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 17:48:02,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 17:48:02,408 INFO L87 Difference]: Start difference. First operand has 3522 states, 2335 states have (on average 1.2745182012847966) internal successors, (2976), 2462 states have internal predecessors, (2976), 943 states have call successors, (943), 209 states have call predecessors, (943), 208 states have return successors, (935), 926 states have call predecessors, (935), 935 states have call successors, (935) Second operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-06 17:48:10,112 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:48:11,577 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:48:22,197 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:48:30,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:48:30,548 INFO L93 Difference]: Finished difference Result 11149 states and 16094 transitions. [2021-12-06 17:48:30,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 17:48:30,551 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 50 [2021-12-06 17:48:30,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:48:30,614 INFO L225 Difference]: With dead ends: 11149 [2021-12-06 17:48:30,614 INFO L226 Difference]: Without dead ends: 7628 [2021-12-06 17:48:30,643 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-06 17:48:30,645 INFO L933 BasicCegarLoop]: 5426 mSDtfsCounter, 6686 mSDsluCounter, 15262 mSDsCounter, 0 mSdLazyCounter, 5789 mSolverCounterSat, 2868 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7463 SdHoareTripleChecker+Valid, 20688 SdHoareTripleChecker+Invalid, 8658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2868 IncrementalHoareTripleChecker+Valid, 5789 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.2s IncrementalHoareTripleChecker+Time [2021-12-06 17:48:30,646 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7463 Valid, 20688 Invalid, 8658 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2868 Valid, 5789 Invalid, 1 Unknown, 0 Unchecked, 27.2s Time] [2021-12-06 17:48:30,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7628 states. [2021-12-06 17:48:30,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7628 to 6779. [2021-12-06 17:48:30,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6779 states, 4523 states have (on average 1.2518240106124254) internal successors, (5662), 4726 states have internal predecessors, (5662), 1815 states have call successors, (1815), 408 states have call predecessors, (1815), 407 states have return successors, (1813), 1794 states have call predecessors, (1813), 1813 states have call successors, (1813) [2021-12-06 17:48:31,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6779 states to 6779 states and 9290 transitions. [2021-12-06 17:48:31,023 INFO L78 Accepts]: Start accepts. Automaton has 6779 states and 9290 transitions. Word has length 50 [2021-12-06 17:48:31,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:48:31,024 INFO L470 AbstractCegarLoop]: Abstraction has 6779 states and 9290 transitions. [2021-12-06 17:48:31,024 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-06 17:48:31,024 INFO L276 IsEmpty]: Start isEmpty. Operand 6779 states and 9290 transitions. [2021-12-06 17:48:31,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-12-06 17:48:31,027 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:48:31,027 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:48:31,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 17:48:31,027 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-12-06 17:48:31,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:48:31,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1932544432, now seen corresponding path program 1 times [2021-12-06 17:48:31,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:48:31,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21127922] [2021-12-06 17:48:31,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:48:31,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:48:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:31,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:48:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:31,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-06 17:48:31,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:31,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 17:48:31,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:31,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-06 17:48:31,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:31,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:48:31,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:31,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-06 17:48:31,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:31,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 17:48:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:31,536 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-06 17:48:31,536 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:48:31,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21127922] [2021-12-06 17:48:31,536 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21127922] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:48:31,536 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:48:31,536 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 17:48:31,536 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365118950] [2021-12-06 17:48:31,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:48:31,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 17:48:31,538 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:48:31,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 17:48:31,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 17:48:31,538 INFO L87 Difference]: Start difference. First operand 6779 states and 9290 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-06 17:48:37,216 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:48:45,119 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:48:52,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:48:52,777 INFO L93 Difference]: Finished difference Result 6951 states and 9582 transitions. [2021-12-06 17:48:52,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 17:48:52,778 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 57 [2021-12-06 17:48:52,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:48:52,820 INFO L225 Difference]: With dead ends: 6951 [2021-12-06 17:48:52,820 INFO L226 Difference]: Without dead ends: 6949 [2021-12-06 17:48:52,823 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-06 17:48:52,824 INFO L933 BasicCegarLoop]: 4255 mSDtfsCounter, 7417 mSDsluCounter, 4567 mSDsCounter, 0 mSdLazyCounter, 3539 mSolverCounterSat, 4097 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7828 SdHoareTripleChecker+Valid, 8822 SdHoareTripleChecker+Invalid, 7638 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4097 IncrementalHoareTripleChecker+Valid, 3539 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.6s IncrementalHoareTripleChecker+Time [2021-12-06 17:48:52,825 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7828 Valid, 8822 Invalid, 7638 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4097 Valid, 3539 Invalid, 2 Unknown, 0 Unchecked, 20.6s Time] [2021-12-06 17:48:52,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6949 states. [2021-12-06 17:48:53,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6949 to 6777. [2021-12-06 17:48:53,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6777 states, 4522 states have (on average 1.2514374170720919) internal successors, (5659), 4724 states have internal predecessors, (5659), 1815 states have call successors, (1815), 408 states have call predecessors, (1815), 407 states have return successors, (1813), 1794 states have call predecessors, (1813), 1813 states have call successors, (1813) [2021-12-06 17:48:53,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6777 states to 6777 states and 9287 transitions. [2021-12-06 17:48:53,110 INFO L78 Accepts]: Start accepts. Automaton has 6777 states and 9287 transitions. Word has length 57 [2021-12-06 17:48:53,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:48:53,111 INFO L470 AbstractCegarLoop]: Abstraction has 6777 states and 9287 transitions. [2021-12-06 17:48:53,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-06 17:48:53,111 INFO L276 IsEmpty]: Start isEmpty. Operand 6777 states and 9287 transitions. [2021-12-06 17:48:53,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-12-06 17:48:53,113 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:48:53,114 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2021-12-06 17:48:53,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 17:48:53,114 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-12-06 17:48:53,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:48:53,114 INFO L85 PathProgramCache]: Analyzing trace with hash 805255867, now seen corresponding path program 1 times [2021-12-06 17:48:53,114 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:48:53,114 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703248982] [2021-12-06 17:48:53,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:48:53,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:48:53,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:53,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:48:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:53,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 17:48:53,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:53,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:48:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:53,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-12-06 17:48:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:53,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:48:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:53,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 17:48:53,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:53,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-06 17:48:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:53,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:48:53,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:53,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 17:48:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:48:53,584 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-12-06 17:48:53,585 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:48:53,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703248982] [2021-12-06 17:48:53,585 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703248982] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:48:53,585 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:48:53,585 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 17:48:53,585 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975708193] [2021-12-06 17:48:53,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:48:53,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 17:48:53,585 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:48:53,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 17:48:53,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 17:48:53,586 INFO L87 Difference]: Start difference. First operand 6777 states and 9287 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-06 17:48:59,704 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:49:02,009 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:49:10,111 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:49:16,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:49:16,288 INFO L93 Difference]: Finished difference Result 7725 states and 10795 transitions. [2021-12-06 17:49:16,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 17:49:16,289 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 69 [2021-12-06 17:49:16,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:49:16,332 INFO L225 Difference]: With dead ends: 7725 [2021-12-06 17:49:16,332 INFO L226 Difference]: Without dead ends: 7723 [2021-12-06 17:49:16,335 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-06 17:49:16,335 INFO L933 BasicCegarLoop]: 4645 mSDtfsCounter, 5542 mSDsluCounter, 9878 mSDsCounter, 0 mSdLazyCounter, 3538 mSolverCounterSat, 1903 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6093 SdHoareTripleChecker+Valid, 14523 SdHoareTripleChecker+Invalid, 5442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1903 IncrementalHoareTripleChecker+Valid, 3538 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.1s IncrementalHoareTripleChecker+Time [2021-12-06 17:49:16,336 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6093 Valid, 14523 Invalid, 5442 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1903 Valid, 3538 Invalid, 1 Unknown, 0 Unchecked, 22.1s Time] [2021-12-06 17:49:16,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7723 states. [2021-12-06 17:49:16,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7723 to 6969. [2021-12-06 17:49:16,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6969 states, 4646 states have (on average 1.2488161859664226) internal successors, (5802), 4847 states have internal predecessors, (5802), 1854 states have call successors, (1854), 438 states have call predecessors, (1854), 437 states have return successors, (1852), 1833 states have call predecessors, (1852), 1852 states have call successors, (1852) [2021-12-06 17:49:16,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6969 states to 6969 states and 9508 transitions. [2021-12-06 17:49:16,601 INFO L78 Accepts]: Start accepts. Automaton has 6969 states and 9508 transitions. Word has length 69 [2021-12-06 17:49:16,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:49:16,602 INFO L470 AbstractCegarLoop]: Abstraction has 6969 states and 9508 transitions. [2021-12-06 17:49:16,602 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-06 17:49:16,602 INFO L276 IsEmpty]: Start isEmpty. Operand 6969 states and 9508 transitions. [2021-12-06 17:49:16,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-12-06 17:49:16,603 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:49:16,603 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:49:16,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-06 17:49:16,603 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-12-06 17:49:16,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:49:16,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1568195873, now seen corresponding path program 1 times [2021-12-06 17:49:16,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:49:16,604 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052072345] [2021-12-06 17:49:16,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:49:16,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:49:16,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:49:16,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:49:16,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:49:16,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-06 17:49:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:49:16,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 17:49:16,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:49:16,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-06 17:49:16,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:49:16,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:49:16,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:49:16,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-06 17:49:16,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:49:17,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 17:49:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:49:17,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-06 17:49:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:49:17,046 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-06 17:49:17,047 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:49:17,047 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052072345] [2021-12-06 17:49:17,047 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052072345] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:49:17,047 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:49:17,047 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 17:49:17,047 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335940461] [2021-12-06 17:49:17,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:49:17,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 17:49:17,048 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:49:17,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 17:49:17,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 17:49:17,048 INFO L87 Difference]: Start difference. First operand 6969 states and 9508 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-06 17:49:22,973 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:49:32,294 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:49:39,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:49:39,972 INFO L93 Difference]: Finished difference Result 7141 states and 9800 transitions. [2021-12-06 17:49:39,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 17:49:39,973 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 63 [2021-12-06 17:49:39,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:49:40,016 INFO L225 Difference]: With dead ends: 7141 [2021-12-06 17:49:40,016 INFO L226 Difference]: Without dead ends: 7139 [2021-12-06 17:49:40,020 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-06 17:49:40,020 INFO L933 BasicCegarLoop]: 4252 mSDtfsCounter, 7405 mSDsluCounter, 4570 mSDsCounter, 0 mSdLazyCounter, 3535 mSolverCounterSat, 4097 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7814 SdHoareTripleChecker+Valid, 8822 SdHoareTripleChecker+Invalid, 7634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4097 IncrementalHoareTripleChecker+Valid, 3535 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.3s IncrementalHoareTripleChecker+Time [2021-12-06 17:49:40,021 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7814 Valid, 8822 Invalid, 7634 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4097 Valid, 3535 Invalid, 2 Unknown, 0 Unchecked, 22.3s Time] [2021-12-06 17:49:40,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7139 states. [2021-12-06 17:49:40,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7139 to 6967. [2021-12-06 17:49:40,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6967 states, 4645 states have (on average 1.2484391819160388) internal successors, (5799), 4845 states have internal predecessors, (5799), 1854 states have call successors, (1854), 438 states have call predecessors, (1854), 437 states have return successors, (1852), 1833 states have call predecessors, (1852), 1852 states have call successors, (1852) [2021-12-06 17:49:40,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6967 states to 6967 states and 9505 transitions. [2021-12-06 17:49:40,265 INFO L78 Accepts]: Start accepts. Automaton has 6967 states and 9505 transitions. Word has length 63 [2021-12-06 17:49:40,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:49:40,265 INFO L470 AbstractCegarLoop]: Abstraction has 6967 states and 9505 transitions. [2021-12-06 17:49:40,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-06 17:49:40,266 INFO L276 IsEmpty]: Start isEmpty. Operand 6967 states and 9505 transitions. [2021-12-06 17:49:40,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-12-06 17:49:40,267 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:49:40,267 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:49:40,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-06 17:49:40,267 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-12-06 17:49:40,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:49:40,268 INFO L85 PathProgramCache]: Analyzing trace with hash 1142400584, now seen corresponding path program 1 times [2021-12-06 17:49:40,268 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:49:40,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625852731] [2021-12-06 17:49:40,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:49:40,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:49:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:49:40,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:49:40,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:49:40,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-06 17:49:40,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:49:40,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 17:49:40,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:49:40,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-06 17:49:40,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:49:40,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:49:40,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:49:40,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-06 17:49:40,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:49:40,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 17:49:40,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:49:40,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-06 17:49:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:49:40,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-06 17:49:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:49:40,655 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-06 17:49:40,655 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:49:40,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625852731] [2021-12-06 17:49:40,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625852731] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:49:40,655 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:49:40,655 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 17:49:40,655 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195011083] [2021-12-06 17:49:40,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:49:40,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 17:49:40,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:49:40,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 17:49:40,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 17:49:40,656 INFO L87 Difference]: Start difference. First operand 6967 states and 9505 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-12-06 17:49:46,925 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:49:56,142 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:50:04,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:50:04,520 INFO L93 Difference]: Finished difference Result 7139 states and 9797 transitions. [2021-12-06 17:50:04,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 17:50:04,520 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 69 [2021-12-06 17:50:04,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:50:04,549 INFO L225 Difference]: With dead ends: 7139 [2021-12-06 17:50:04,549 INFO L226 Difference]: Without dead ends: 7137 [2021-12-06 17:50:04,552 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-06 17:50:04,553 INFO L933 BasicCegarLoop]: 4248 mSDtfsCounter, 7399 mSDsluCounter, 4564 mSDsCounter, 0 mSdLazyCounter, 3533 mSolverCounterSat, 4097 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7809 SdHoareTripleChecker+Valid, 8812 SdHoareTripleChecker+Invalid, 7632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4097 IncrementalHoareTripleChecker+Valid, 3533 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.2s IncrementalHoareTripleChecker+Time [2021-12-06 17:50:04,553 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7809 Valid, 8812 Invalid, 7632 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4097 Valid, 3533 Invalid, 2 Unknown, 0 Unchecked, 23.2s Time] [2021-12-06 17:50:04,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7137 states. [2021-12-06 17:50:04,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7137 to 6965. [2021-12-06 17:50:04,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6965 states, 4644 states have (on average 1.248062015503876) internal successors, (5796), 4843 states have internal predecessors, (5796), 1854 states have call successors, (1854), 438 states have call predecessors, (1854), 437 states have return successors, (1852), 1833 states have call predecessors, (1852), 1852 states have call successors, (1852) [2021-12-06 17:50:04,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6965 states to 6965 states and 9502 transitions. [2021-12-06 17:50:04,831 INFO L78 Accepts]: Start accepts. Automaton has 6965 states and 9502 transitions. Word has length 69 [2021-12-06 17:50:04,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:50:04,831 INFO L470 AbstractCegarLoop]: Abstraction has 6965 states and 9502 transitions. [2021-12-06 17:50:04,831 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-12-06 17:50:04,831 INFO L276 IsEmpty]: Start isEmpty. Operand 6965 states and 9502 transitions. [2021-12-06 17:50:04,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-12-06 17:50:04,833 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:50:04,833 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:50:04,833 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-06 17:50:04,833 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_drivers_base_class_unregister_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-12-06 17:50:04,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:50:04,835 INFO L85 PathProgramCache]: Analyzing trace with hash -130413960, now seen corresponding path program 1 times [2021-12-06 17:50:04,835 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:50:04,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936354504] [2021-12-06 17:50:04,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:50:04,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:50:04,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:05,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:50:05,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:05,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-06 17:50:05,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:05,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 17:50:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:05,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-06 17:50:05,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:05,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:50:05,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:05,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-06 17:50:05,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:05,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 17:50:05,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:05,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-06 17:50:05,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:05,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 17:50:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:05,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 17:50:05,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:05,174 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-12-06 17:50:05,174 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:50:05,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936354504] [2021-12-06 17:50:05,174 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936354504] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:50:05,175 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:50:05,175 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 17:50:05,175 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8532330] [2021-12-06 17:50:05,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:50:05,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 17:50:05,175 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:50:05,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 17:50:05,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 17:50:05,176 INFO L87 Difference]: Start difference. First operand 6965 states and 9502 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-12-06 17:50:12,592 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:50:24,783 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:50:38,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:50:38,238 INFO L93 Difference]: Finished difference Result 21218 states and 29058 transitions. [2021-12-06 17:50:38,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 17:50:38,239 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 73 [2021-12-06 17:50:38,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:50:38,288 INFO L225 Difference]: With dead ends: 21218 [2021-12-06 17:50:38,288 INFO L226 Difference]: Without dead ends: 14264 [2021-12-06 17:50:38,314 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-06 17:50:38,315 INFO L933 BasicCegarLoop]: 7129 mSDtfsCounter, 8809 mSDsluCounter, 5676 mSDsCounter, 0 mSdLazyCounter, 4944 mSolverCounterSat, 5906 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9226 SdHoareTripleChecker+Valid, 12805 SdHoareTripleChecker+Invalid, 10852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5906 IncrementalHoareTripleChecker+Valid, 4944 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.0s IncrementalHoareTripleChecker+Time [2021-12-06 17:50:38,315 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9226 Valid, 12805 Invalid, 10852 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5906 Valid, 4944 Invalid, 2 Unknown, 0 Unchecked, 32.0s Time] [2021-12-06 17:50:38,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14264 states. [2021-12-06 17:50:38,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14264 to 13601. [2021-12-06 17:50:38,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13601 states, 9087 states have (on average 1.2492571805876527) internal successors, (11352), 9457 states have internal predecessors, (11352), 3648 states have call successors, (3648), 837 states have call predecessors, (3648), 836 states have return successors, (3646), 3606 states have call predecessors, (3646), 3646 states have call successors, (3646) [2021-12-06 17:50:38,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13601 states to 13601 states and 18646 transitions. [2021-12-06 17:50:38,844 INFO L78 Accepts]: Start accepts. Automaton has 13601 states and 18646 transitions. Word has length 73 [2021-12-06 17:50:38,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:50:38,845 INFO L470 AbstractCegarLoop]: Abstraction has 13601 states and 18646 transitions. [2021-12-06 17:50:38,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-12-06 17:50:38,845 INFO L276 IsEmpty]: Start isEmpty. Operand 13601 states and 18646 transitions. [2021-12-06 17:50:38,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-12-06 17:50:38,846 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:50:38,846 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:50:38,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-06 17:50:38,846 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_drivers_base_class_unregister_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-12-06 17:50:38,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:50:38,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1831160698, now seen corresponding path program 1 times [2021-12-06 17:50:38,847 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:50:38,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899170738] [2021-12-06 17:50:38,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:50:38,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:50:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:39,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:50:39,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:39,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-06 17:50:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:39,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 17:50:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:39,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-06 17:50:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:40,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:50:40,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:40,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-06 17:50:40,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:40,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 17:50:40,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:40,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-06 17:50:40,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:40,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 17:50:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:40,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 17:50:40,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:50:40,410 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-06 17:50:40,410 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:50:40,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899170738] [2021-12-06 17:50:40,411 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899170738] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:50:40,411 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:50:40,411 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-12-06 17:50:40,411 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678355439] [2021-12-06 17:50:40,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:50:40,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-12-06 17:50:40,411 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:50:40,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-12-06 17:50:40,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=241, Unknown=0, NotChecked=0, Total=272 [2021-12-06 17:50:40,412 INFO L87 Difference]: Start difference. First operand 13601 states and 18646 transitions. Second operand has 17 states, 16 states have (on average 2.9375) internal successors, (47), 14 states have internal predecessors, (47), 6 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (10), 6 states have call predecessors, (10), 6 states have call successors, (10) [2021-12-06 17:51:19,262 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:51:21,314 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:51:23,359 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:51:25,416 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:51:27,436 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:51:29,499 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:51:31,517 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:51:33,566 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:51:35,620 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:51:37,686 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:51:39,751 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:51:41,839 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:51:43,926 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:51:58,103 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:52:02,765 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:53:01,791 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:53:04,015 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:53:06,269 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:53:08,497 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:53:10,726 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:53:12,961 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:53:15,116 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:53:17,362 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:53:19,593 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:53:21,822 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:53:24,012 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:53:26,188 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:53:28,434 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:54:22,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:54:22,568 INFO L93 Difference]: Finished difference Result 20997 states and 28834 transitions. [2021-12-06 17:54:22,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-12-06 17:54:22,569 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.9375) internal successors, (47), 14 states have internal predecessors, (47), 6 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (10), 6 states have call predecessors, (10), 6 states have call successors, (10) Word has length 73 [2021-12-06 17:54:22,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:54:22,621 INFO L225 Difference]: With dead ends: 20997 [2021-12-06 17:54:22,621 INFO L226 Difference]: Without dead ends: 14004 [2021-12-06 17:54:22,648 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=141, Invalid=729, Unknown=0, NotChecked=0, Total=870 [2021-12-06 17:54:22,649 INFO L933 BasicCegarLoop]: 4255 mSDtfsCounter, 4086 mSDsluCounter, 36226 mSDsCounter, 0 mSdLazyCounter, 29571 mSolverCounterSat, 3265 mSolverCounterUnsat, 27 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 205.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4112 SdHoareTripleChecker+Valid, 40481 SdHoareTripleChecker+Invalid, 32863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 3265 IncrementalHoareTripleChecker+Valid, 29571 IncrementalHoareTripleChecker+Invalid, 27 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 219.3s IncrementalHoareTripleChecker+Time [2021-12-06 17:54:22,649 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4112 Valid, 40481 Invalid, 32863 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [3265 Valid, 29571 Invalid, 27 Unknown, 0 Unchecked, 219.3s Time] [2021-12-06 17:54:22,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14004 states. [2021-12-06 17:54:23,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14004 to 13629. [2021-12-06 17:54:23,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13629 states, 9105 states have (on average 1.2487644151565074) internal successors, (11370), 9475 states have internal predecessors, (11370), 3658 states have call successors, (3658), 837 states have call predecessors, (3658), 836 states have return successors, (3656), 3616 states have call predecessors, (3656), 3656 states have call successors, (3656) [2021-12-06 17:54:23,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13629 states to 13629 states and 18684 transitions. [2021-12-06 17:54:23,204 INFO L78 Accepts]: Start accepts. Automaton has 13629 states and 18684 transitions. Word has length 73 [2021-12-06 17:54:23,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:54:23,205 INFO L470 AbstractCegarLoop]: Abstraction has 13629 states and 18684 transitions. [2021-12-06 17:54:23,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.9375) internal successors, (47), 14 states have internal predecessors, (47), 6 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (10), 6 states have call predecessors, (10), 6 states have call successors, (10) [2021-12-06 17:54:23,205 INFO L276 IsEmpty]: Start isEmpty. Operand 13629 states and 18684 transitions. [2021-12-06 17:54:23,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-12-06 17:54:23,206 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:54:23,206 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:54:23,206 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-06 17:54:23,206 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-12-06 17:54:23,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:54:23,207 INFO L85 PathProgramCache]: Analyzing trace with hash -1990328259, now seen corresponding path program 1 times [2021-12-06 17:54:23,207 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:54:23,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393739029] [2021-12-06 17:54:23,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:54:23,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:54:23,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:23,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:54:23,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:23,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-06 17:54:23,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:23,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 17:54:23,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:23,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-06 17:54:23,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:23,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:54:23,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:23,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-06 17:54:23,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:23,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 17:54:23,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:23,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-06 17:54:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:23,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-06 17:54:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:23,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 17:54:23,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:23,628 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-06 17:54:23,628 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:54:23,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393739029] [2021-12-06 17:54:23,629 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393739029] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:54:23,629 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:54:23,629 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 17:54:23,629 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065935561] [2021-12-06 17:54:23,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:54:23,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 17:54:23,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:54:23,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 17:54:23,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 17:54:23,630 INFO L87 Difference]: Start difference. First operand 13629 states and 18684 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-12-06 17:54:30,460 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:54:42,090 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:54:52,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:54:52,401 INFO L93 Difference]: Finished difference Result 13973 states and 19268 transitions. [2021-12-06 17:54:52,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 17:54:52,402 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 75 [2021-12-06 17:54:52,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:54:52,442 INFO L225 Difference]: With dead ends: 13973 [2021-12-06 17:54:52,442 INFO L226 Difference]: Without dead ends: 13971 [2021-12-06 17:54:52,451 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-06 17:54:52,451 INFO L933 BasicCegarLoop]: 4245 mSDtfsCounter, 7393 mSDsluCounter, 4561 mSDsCounter, 0 mSdLazyCounter, 3531 mSolverCounterSat, 4097 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7803 SdHoareTripleChecker+Valid, 8806 SdHoareTripleChecker+Invalid, 7630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4097 IncrementalHoareTripleChecker+Valid, 3531 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.7s IncrementalHoareTripleChecker+Time [2021-12-06 17:54:52,452 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7803 Valid, 8806 Invalid, 7630 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4097 Valid, 3531 Invalid, 2 Unknown, 0 Unchecked, 27.7s Time] [2021-12-06 17:54:52,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13971 states. [2021-12-06 17:54:52,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13971 to 13627. [2021-12-06 17:54:52,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13627 states, 9104 states have (on average 1.248572056239016) internal successors, (11367), 9473 states have internal predecessors, (11367), 3658 states have call successors, (3658), 837 states have call predecessors, (3658), 836 states have return successors, (3656), 3616 states have call predecessors, (3656), 3656 states have call successors, (3656) [2021-12-06 17:54:52,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13627 states to 13627 states and 18681 transitions. [2021-12-06 17:54:52,979 INFO L78 Accepts]: Start accepts. Automaton has 13627 states and 18681 transitions. Word has length 75 [2021-12-06 17:54:52,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:54:52,980 INFO L470 AbstractCegarLoop]: Abstraction has 13627 states and 18681 transitions. [2021-12-06 17:54:52,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-12-06 17:54:52,980 INFO L276 IsEmpty]: Start isEmpty. Operand 13627 states and 18681 transitions. [2021-12-06 17:54:52,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-12-06 17:54:52,981 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:54:52,981 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:54:52,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-06 17:54:52,981 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-12-06 17:54:52,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:54:52,982 INFO L85 PathProgramCache]: Analyzing trace with hash -1557907716, now seen corresponding path program 1 times [2021-12-06 17:54:52,982 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:54:52,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161531979] [2021-12-06 17:54:52,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:54:52,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:54:53,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:53,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:54:53,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:53,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-06 17:54:53,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:53,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 17:54:53,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:53,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-06 17:54:53,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:53,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:54:53,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:53,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-06 17:54:53,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:53,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 17:54:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:53,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-06 17:54:53,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:53,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-06 17:54:53,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:53,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 17:54:53,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:53,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-06 17:54:53,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:54:53,352 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-06 17:54:53,353 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:54:53,353 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161531979] [2021-12-06 17:54:53,353 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161531979] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:54:53,353 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:54:53,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 17:54:53,353 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72900561] [2021-12-06 17:54:53,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:54:53,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 17:54:53,353 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:54:53,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 17:54:53,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 17:54:53,354 INFO L87 Difference]: Start difference. First operand 13627 states and 18681 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-06 17:55:04,722 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:55:06,797 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:55:11,895 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:55:23,063 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:55:37,575 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:55:39,800 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:55:48,161 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:56:09,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:56:09,265 INFO L93 Difference]: Finished difference Result 14584 states and 19978 transitions. [2021-12-06 17:56:09,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-06 17:56:09,266 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 81 [2021-12-06 17:56:09,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:56:09,302 INFO L225 Difference]: With dead ends: 14584 [2021-12-06 17:56:09,302 INFO L226 Difference]: Without dead ends: 14582 [2021-12-06 17:56:09,309 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-12-06 17:56:09,310 INFO L933 BasicCegarLoop]: 8089 mSDtfsCounter, 7855 mSDsluCounter, 11437 mSDsCounter, 0 mSdLazyCounter, 8885 mSolverCounterSat, 5294 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 68.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8262 SdHoareTripleChecker+Valid, 19526 SdHoareTripleChecker+Invalid, 14186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5294 IncrementalHoareTripleChecker+Valid, 8885 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 74.4s IncrementalHoareTripleChecker+Time [2021-12-06 17:56:09,310 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8262 Valid, 19526 Invalid, 14186 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5294 Valid, 8885 Invalid, 7 Unknown, 0 Unchecked, 74.4s Time] [2021-12-06 17:56:09,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14582 states. [2021-12-06 17:56:09,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14582 to 14127. [2021-12-06 17:56:09,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14127 states, 9422 states have (on average 1.2468690299299512) internal successors, (11748), 9793 states have internal predecessors, (11748), 3776 states have call successors, (3776), 901 states have call predecessors, (3776), 900 states have return successors, (3774), 3734 states have call predecessors, (3774), 3774 states have call successors, (3774) [2021-12-06 17:56:09,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14127 states to 14127 states and 19298 transitions. [2021-12-06 17:56:09,854 INFO L78 Accepts]: Start accepts. Automaton has 14127 states and 19298 transitions. Word has length 81 [2021-12-06 17:56:09,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:56:09,855 INFO L470 AbstractCegarLoop]: Abstraction has 14127 states and 19298 transitions. [2021-12-06 17:56:09,855 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-06 17:56:09,855 INFO L276 IsEmpty]: Start isEmpty. Operand 14127 states and 19298 transitions. [2021-12-06 17:56:09,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-12-06 17:56:09,856 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:56:09,856 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 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] [2021-12-06 17:56:09,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-06 17:56:09,857 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_drivers_base_class_unregister_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-12-06 17:56:09,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:56:09,857 INFO L85 PathProgramCache]: Analyzing trace with hash -2027234907, now seen corresponding path program 1 times [2021-12-06 17:56:09,857 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:56:09,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491040617] [2021-12-06 17:56:09,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:56:09,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:56:09,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:10,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:56:10,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:10,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 17:56:10,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:10,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:56:10,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:10,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-12-06 17:56:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:10,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:56:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:10,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 17:56:10,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:10,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-06 17:56:10,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:10,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:56:10,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:10,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 17:56:10,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:10,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-06 17:56:10,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:10,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-06 17:56:10,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:10,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-06 17:56:10,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:10,434 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-12-06 17:56:10,434 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:56:10,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491040617] [2021-12-06 17:56:10,434 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491040617] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:56:10,434 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:56:10,434 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 17:56:10,434 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043574566] [2021-12-06 17:56:10,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:56:10,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 17:56:10,435 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:56:10,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 17:56:10,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 17:56:10,435 INFO L87 Difference]: Start difference. First operand 14127 states and 19298 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2021-12-06 17:56:26,967 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:56:28,471 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:56:30,490 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:56:45,515 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:56:54,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:56:54,438 INFO L93 Difference]: Finished difference Result 30013 states and 41427 transitions. [2021-12-06 17:56:54,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 17:56:54,440 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) Word has length 91 [2021-12-06 17:56:54,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:56:54,485 INFO L225 Difference]: With dead ends: 30013 [2021-12-06 17:56:54,486 INFO L226 Difference]: Without dead ends: 15942 [2021-12-06 17:56:54,524 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-12-06 17:56:54,525 INFO L933 BasicCegarLoop]: 4715 mSDtfsCounter, 1610 mSDsluCounter, 17652 mSDsCounter, 0 mSdLazyCounter, 5495 mSolverCounterSat, 1144 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1880 SdHoareTripleChecker+Valid, 22367 SdHoareTripleChecker+Invalid, 6641 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1144 IncrementalHoareTripleChecker+Valid, 5495 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.4s IncrementalHoareTripleChecker+Time [2021-12-06 17:56:54,525 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1880 Valid, 22367 Invalid, 6641 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1144 Valid, 5495 Invalid, 2 Unknown, 0 Unchecked, 42.4s Time] [2021-12-06 17:56:54,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15942 states. [2021-12-06 17:56:54,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15942 to 7374. [2021-12-06 17:56:54,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7374 states, 4907 states have (on average 1.2416955369879763) internal successors, (6093), 5110 states have internal predecessors, (6093), 1946 states have call successors, (1946), 491 states have call predecessors, (1946), 492 states have return successors, (1946), 1924 states have call predecessors, (1946), 1944 states have call successors, (1946) [2021-12-06 17:56:54,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7374 states to 7374 states and 9985 transitions. [2021-12-06 17:56:54,903 INFO L78 Accepts]: Start accepts. Automaton has 7374 states and 9985 transitions. Word has length 91 [2021-12-06 17:56:54,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:56:54,903 INFO L470 AbstractCegarLoop]: Abstraction has 7374 states and 9985 transitions. [2021-12-06 17:56:54,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2021-12-06 17:56:54,903 INFO L276 IsEmpty]: Start isEmpty. Operand 7374 states and 9985 transitions. [2021-12-06 17:56:54,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-12-06 17:56:54,904 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:56:54,904 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:56:54,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-06 17:56:54,905 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-12-06 17:56:54,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:56:54,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1521923784, now seen corresponding path program 1 times [2021-12-06 17:56:54,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:56:54,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374683382] [2021-12-06 17:56:54,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:56:54,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:56:54,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:55,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:56:55,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:55,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-06 17:56:55,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:55,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 17:56:55,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:55,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-06 17:56:55,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:55,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:56:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:55,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-06 17:56:55,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:55,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 17:56:55,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:55,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-06 17:56:55,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:55,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-06 17:56:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:55,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 17:56:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:55,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-06 17:56:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:55,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-06 17:56:55,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:56:55,303 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-06 17:56:55,304 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:56:55,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374683382] [2021-12-06 17:56:55,304 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374683382] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:56:55,304 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:56:55,304 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 17:56:55,304 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155489579] [2021-12-06 17:56:55,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:56:55,304 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 17:56:55,304 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:56:55,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 17:56:55,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 17:56:55,305 INFO L87 Difference]: Start difference. First operand 7374 states and 9985 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-12-06 17:57:02,232 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:57:13,685 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:57:23,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:57:23,606 INFO L93 Difference]: Finished difference Result 7546 states and 10277 transitions. [2021-12-06 17:57:23,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 17:57:23,606 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 87 [2021-12-06 17:57:23,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:57:23,624 INFO L225 Difference]: With dead ends: 7546 [2021-12-06 17:57:23,624 INFO L226 Difference]: Without dead ends: 7544 [2021-12-06 17:57:23,627 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-06 17:57:23,627 INFO L933 BasicCegarLoop]: 4244 mSDtfsCounter, 7387 mSDsluCounter, 4564 mSDsCounter, 0 mSdLazyCounter, 3529 mSolverCounterSat, 4097 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7794 SdHoareTripleChecker+Valid, 8808 SdHoareTripleChecker+Invalid, 7628 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4097 IncrementalHoareTripleChecker+Valid, 3529 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.4s IncrementalHoareTripleChecker+Time [2021-12-06 17:57:23,628 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7794 Valid, 8808 Invalid, 7628 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4097 Valid, 3529 Invalid, 2 Unknown, 0 Unchecked, 27.4s Time] [2021-12-06 17:57:23,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7544 states. [2021-12-06 17:57:23,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7544 to 7372. [2021-12-06 17:57:23,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7372 states, 4906 states have (on average 1.2413371381981246) internal successors, (6090), 5108 states have internal predecessors, (6090), 1946 states have call successors, (1946), 491 states have call predecessors, (1946), 492 states have return successors, (1946), 1924 states have call predecessors, (1946), 1944 states have call successors, (1946) [2021-12-06 17:57:23,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7372 states to 7372 states and 9982 transitions. [2021-12-06 17:57:23,934 INFO L78 Accepts]: Start accepts. Automaton has 7372 states and 9982 transitions. Word has length 87 [2021-12-06 17:57:23,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:57:23,934 INFO L470 AbstractCegarLoop]: Abstraction has 7372 states and 9982 transitions. [2021-12-06 17:57:23,934 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-12-06 17:57:23,934 INFO L276 IsEmpty]: Start isEmpty. Operand 7372 states and 9982 transitions. [2021-12-06 17:57:23,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-12-06 17:57:23,935 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:57:23,936 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:57:23,936 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-06 17:57:23,936 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-12-06 17:57:23,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:57:23,936 INFO L85 PathProgramCache]: Analyzing trace with hash -383311953, now seen corresponding path program 1 times [2021-12-06 17:57:23,936 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:57:23,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207993921] [2021-12-06 17:57:23,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:57:23,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:57:23,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:24,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:57:24,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:24,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-06 17:57:24,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:24,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 17:57:24,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:24,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-06 17:57:24,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:24,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:57:24,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:24,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-06 17:57:24,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:24,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 17:57:24,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:24,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-06 17:57:24,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:24,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-06 17:57:24,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:24,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 17:57:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:24,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-06 17:57:24,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:24,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-06 17:57:24,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:24,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-06 17:57:24,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:24,327 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-06 17:57:24,327 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:57:24,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207993921] [2021-12-06 17:57:24,327 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207993921] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:57:24,327 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:57:24,327 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 17:57:24,328 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20378506] [2021-12-06 17:57:24,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:57:24,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 17:57:24,328 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:57:24,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 17:57:24,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 17:57:24,328 INFO L87 Difference]: Start difference. First operand 7372 states and 9982 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-06 17:57:31,357 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:57:42,998 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:57:52,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:57:52,946 INFO L93 Difference]: Finished difference Result 7544 states and 10274 transitions. [2021-12-06 17:57:52,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 17:57:52,947 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 93 [2021-12-06 17:57:52,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:57:52,962 INFO L225 Difference]: With dead ends: 7544 [2021-12-06 17:57:52,962 INFO L226 Difference]: Without dead ends: 7542 [2021-12-06 17:57:52,964 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-06 17:57:52,964 INFO L933 BasicCegarLoop]: 4242 mSDtfsCounter, 7381 mSDsluCounter, 4564 mSDsCounter, 0 mSdLazyCounter, 3527 mSolverCounterSat, 4097 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7787 SdHoareTripleChecker+Valid, 8806 SdHoareTripleChecker+Invalid, 7626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4097 IncrementalHoareTripleChecker+Valid, 3527 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.7s IncrementalHoareTripleChecker+Time [2021-12-06 17:57:52,965 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7787 Valid, 8806 Invalid, 7626 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4097 Valid, 3527 Invalid, 2 Unknown, 0 Unchecked, 27.7s Time] [2021-12-06 17:57:52,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7542 states. [2021-12-06 17:57:53,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7542 to 7370. [2021-12-06 17:57:53,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7370 states, 4905 states have (on average 1.2409785932721713) internal successors, (6087), 5106 states have internal predecessors, (6087), 1946 states have call successors, (1946), 491 states have call predecessors, (1946), 492 states have return successors, (1946), 1924 states have call predecessors, (1946), 1944 states have call successors, (1946) [2021-12-06 17:57:53,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7370 states to 7370 states and 9979 transitions. [2021-12-06 17:57:53,267 INFO L78 Accepts]: Start accepts. Automaton has 7370 states and 9979 transitions. Word has length 93 [2021-12-06 17:57:53,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:57:53,268 INFO L470 AbstractCegarLoop]: Abstraction has 7370 states and 9979 transitions. [2021-12-06 17:57:53,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-06 17:57:53,268 INFO L276 IsEmpty]: Start isEmpty. Operand 7370 states and 9979 transitions. [2021-12-06 17:57:53,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-12-06 17:57:53,269 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:57:53,269 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:57:53,269 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-06 17:57:53,269 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-12-06 17:57:53,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:57:53,270 INFO L85 PathProgramCache]: Analyzing trace with hash 428382580, now seen corresponding path program 1 times [2021-12-06 17:57:53,270 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:57:53,270 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700512540] [2021-12-06 17:57:53,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:57:53,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:57:53,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:53,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:57:53,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:53,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-06 17:57:53,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:53,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 17:57:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:53,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-06 17:57:53,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:53,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:57:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:53,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-06 17:57:53,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:53,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 17:57:53,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:53,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-06 17:57:53,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:53,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-06 17:57:53,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:53,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 17:57:53,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:53,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-06 17:57:53,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:53,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-06 17:57:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:53,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-06 17:57:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:53,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-06 17:57:53,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:57:53,676 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-06 17:57:53,676 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:57:53,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700512540] [2021-12-06 17:57:53,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700512540] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:57:53,676 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:57:53,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 17:57:53,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630191768] [2021-12-06 17:57:53,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:57:53,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 17:57:53,677 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:57:53,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 17:57:53,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 17:57:53,677 INFO L87 Difference]: Start difference. First operand 7370 states and 9979 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-12-06 17:58:00,540 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:58:11,859 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:58:22,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:58:22,264 INFO L93 Difference]: Finished difference Result 7542 states and 10271 transitions. [2021-12-06 17:58:22,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 17:58:22,265 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 99 [2021-12-06 17:58:22,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:58:22,283 INFO L225 Difference]: With dead ends: 7542 [2021-12-06 17:58:22,283 INFO L226 Difference]: Without dead ends: 7540 [2021-12-06 17:58:22,286 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-06 17:58:22,286 INFO L933 BasicCegarLoop]: 4239 mSDtfsCounter, 7379 mSDsluCounter, 4561 mSDsCounter, 0 mSdLazyCounter, 3521 mSolverCounterSat, 4097 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7785 SdHoareTripleChecker+Valid, 8800 SdHoareTripleChecker+Invalid, 7620 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4097 IncrementalHoareTripleChecker+Valid, 3521 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.7s IncrementalHoareTripleChecker+Time [2021-12-06 17:58:22,286 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7785 Valid, 8800 Invalid, 7620 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4097 Valid, 3521 Invalid, 2 Unknown, 0 Unchecked, 27.7s Time] [2021-12-06 17:58:22,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7540 states. [2021-12-06 17:58:22,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7540 to 7368. [2021-12-06 17:58:22,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7368 states, 4904 states have (on average 1.2406199021207178) internal successors, (6084), 5104 states have internal predecessors, (6084), 1946 states have call successors, (1946), 491 states have call predecessors, (1946), 492 states have return successors, (1946), 1924 states have call predecessors, (1946), 1944 states have call successors, (1946) [2021-12-06 17:58:22,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7368 states to 7368 states and 9976 transitions. [2021-12-06 17:58:22,623 INFO L78 Accepts]: Start accepts. Automaton has 7368 states and 9976 transitions. Word has length 99 [2021-12-06 17:58:22,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:58:22,624 INFO L470 AbstractCegarLoop]: Abstraction has 7368 states and 9976 transitions. [2021-12-06 17:58:22,624 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-12-06 17:58:22,624 INFO L276 IsEmpty]: Start isEmpty. Operand 7368 states and 9976 transitions. [2021-12-06 17:58:22,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-12-06 17:58:22,625 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:58:22,625 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 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] [2021-12-06 17:58:22,625 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-06 17:58:22,626 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_drivers_base_class_unregister_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-12-06 17:58:22,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:58:22,626 INFO L85 PathProgramCache]: Analyzing trace with hash -1624349477, now seen corresponding path program 1 times [2021-12-06 17:58:22,626 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:58:22,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635692232] [2021-12-06 17:58:22,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:58:22,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:58:22,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:58:23,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:58:23,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:58:23,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 17:58:23,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:58:23,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:58:23,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:58:23,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 17:58:23,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:58:23,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-06 17:58:23,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:58:23,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-06 17:58:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:58:23,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-06 17:58:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:58:23,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:58:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:58:23,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 17:58:23,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:58:23,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-06 17:58:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:58:23,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:58:23,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:58:23,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 17:58:23,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:58:23,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-06 17:58:23,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:58:23,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-06 17:58:23,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:58:23,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-06 17:58:23,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:58:23,437 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-12-06 17:58:23,438 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:58:23,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635692232] [2021-12-06 17:58:23,438 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635692232] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:58:23,438 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:58:23,438 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-06 17:58:23,438 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789248644] [2021-12-06 17:58:23,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:58:23,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 17:58:23,439 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:58:23,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 17:58:23,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-12-06 17:58:23,439 INFO L87 Difference]: Start difference. First operand 7368 states and 9976 transitions. Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2021-12-06 17:58:41,369 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:58:59,215 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:59:09,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:59:09,807 INFO L93 Difference]: Finished difference Result 13224 states and 18498 transitions. [2021-12-06 17:59:09,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-06 17:59:09,808 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 107 [2021-12-06 17:59:09,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:59:09,835 INFO L225 Difference]: With dead ends: 13224 [2021-12-06 17:59:09,835 INFO L226 Difference]: Without dead ends: 9601 [2021-12-06 17:59:09,845 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2021-12-06 17:59:09,846 INFO L933 BasicCegarLoop]: 6912 mSDtfsCounter, 4105 mSDsluCounter, 28889 mSDsCounter, 0 mSdLazyCounter, 6764 mSolverCounterSat, 2688 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4652 SdHoareTripleChecker+Valid, 35801 SdHoareTripleChecker+Invalid, 9453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2688 IncrementalHoareTripleChecker+Valid, 6764 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.0s IncrementalHoareTripleChecker+Time [2021-12-06 17:59:09,846 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4652 Valid, 35801 Invalid, 9453 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2688 Valid, 6764 Invalid, 1 Unknown, 0 Unchecked, 45.0s Time] [2021-12-06 17:59:09,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9601 states. [2021-12-06 17:59:10,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9601 to 7365. [2021-12-06 17:59:10,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7365 states, 4901 states have (on average 1.2403591103856355) internal successors, (6079), 5100 states have internal predecessors, (6079), 1946 states have call successors, (1946), 491 states have call predecessors, (1946), 492 states have return successors, (1946), 1924 states have call predecessors, (1946), 1944 states have call successors, (1946) [2021-12-06 17:59:10,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7365 states to 7365 states and 9971 transitions. [2021-12-06 17:59:10,222 INFO L78 Accepts]: Start accepts. Automaton has 7365 states and 9971 transitions. Word has length 107 [2021-12-06 17:59:10,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:59:10,223 INFO L470 AbstractCegarLoop]: Abstraction has 7365 states and 9971 transitions. [2021-12-06 17:59:10,223 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2021-12-06 17:59:10,223 INFO L276 IsEmpty]: Start isEmpty. Operand 7365 states and 9971 transitions. [2021-12-06 17:59:10,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-12-06 17:59:10,224 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:59:10,224 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:59:10,224 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-06 17:59:10,225 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-12-06 17:59:10,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:59:10,225 INFO L85 PathProgramCache]: Analyzing trace with hash -640954857, now seen corresponding path program 1 times [2021-12-06 17:59:10,225 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:59:10,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541426469] [2021-12-06 17:59:10,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:59:10,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:59:10,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:10,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:59:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:10,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-06 17:59:10,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:10,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 17:59:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:10,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-06 17:59:10,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:10,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:59:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:10,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-06 17:59:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:10,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 17:59:10,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:10,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-06 17:59:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:10,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-06 17:59:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:10,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 17:59:10,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:10,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-06 17:59:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:10,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-06 17:59:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:10,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-06 17:59:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:10,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-06 17:59:10,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:10,620 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-06 17:59:10,621 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:59:10,621 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541426469] [2021-12-06 17:59:10,621 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541426469] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:59:10,621 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:59:10,621 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 17:59:10,621 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686137915] [2021-12-06 17:59:10,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:59:10,621 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 17:59:10,621 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:59:10,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 17:59:10,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 17:59:10,622 INFO L87 Difference]: Start difference. First operand 7365 states and 9971 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-12-06 17:59:17,398 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:59:29,617 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:59:41,480 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 17:59:41,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:59:41,544 INFO L93 Difference]: Finished difference Result 7537 states and 10263 transitions. [2021-12-06 17:59:41,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 17:59:41,544 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 101 [2021-12-06 17:59:41,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:59:41,560 INFO L225 Difference]: With dead ends: 7537 [2021-12-06 17:59:41,560 INFO L226 Difference]: Without dead ends: 7535 [2021-12-06 17:59:41,562 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-06 17:59:41,563 INFO L933 BasicCegarLoop]: 4237 mSDtfsCounter, 7367 mSDsluCounter, 4561 mSDsCounter, 0 mSdLazyCounter, 3523 mSolverCounterSat, 4097 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7773 SdHoareTripleChecker+Valid, 8798 SdHoareTripleChecker+Invalid, 7622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4097 IncrementalHoareTripleChecker+Valid, 3523 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.9s IncrementalHoareTripleChecker+Time [2021-12-06 17:59:41,564 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7773 Valid, 8798 Invalid, 7622 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4097 Valid, 3523 Invalid, 2 Unknown, 0 Unchecked, 29.9s Time] [2021-12-06 17:59:41,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7535 states. [2021-12-06 17:59:41,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7535 to 7363. [2021-12-06 17:59:41,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7363 states, 4900 states have (on average 1.24) internal successors, (6076), 5098 states have internal predecessors, (6076), 1946 states have call successors, (1946), 491 states have call predecessors, (1946), 492 states have return successors, (1946), 1924 states have call predecessors, (1946), 1944 states have call successors, (1946) [2021-12-06 17:59:41,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7363 states to 7363 states and 9968 transitions. [2021-12-06 17:59:41,910 INFO L78 Accepts]: Start accepts. Automaton has 7363 states and 9968 transitions. Word has length 101 [2021-12-06 17:59:41,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:59:41,910 INFO L470 AbstractCegarLoop]: Abstraction has 7363 states and 9968 transitions. [2021-12-06 17:59:41,911 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-12-06 17:59:41,911 INFO L276 IsEmpty]: Start isEmpty. Operand 7363 states and 9968 transitions. [2021-12-06 17:59:41,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-12-06 17:59:41,912 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:59:41,912 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:59:41,912 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-12-06 17:59:41,912 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-12-06 17:59:41,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:59:41,912 INFO L85 PathProgramCache]: Analyzing trace with hash 106962872, now seen corresponding path program 1 times [2021-12-06 17:59:41,912 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:59:41,913 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099719650] [2021-12-06 17:59:41,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:59:41,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:59:41,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:42,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:59:42,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:42,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-06 17:59:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:42,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 17:59:42,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:42,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-06 17:59:42,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:42,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:59:42,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:42,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-06 17:59:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:42,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 17:59:42,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:42,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-06 17:59:42,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:42,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-06 17:59:42,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:42,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 17:59:42,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:42,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-06 17:59:42,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:42,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-06 17:59:42,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:42,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-06 17:59:42,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:42,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-06 17:59:42,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:42,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-06 17:59:42,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:59:42,322 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-06 17:59:42,322 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:59:42,322 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099719650] [2021-12-06 17:59:42,322 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099719650] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:59:42,322 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:59:42,322 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 17:59:42,322 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947984358] [2021-12-06 17:59:42,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:59:42,323 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 17:59:42,323 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:59:42,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 17:59:42,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 17:59:42,323 INFO L87 Difference]: Start difference. First operand 7363 states and 9968 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-06 17:59:49,344 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 18:00:00,438 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 18:00:11,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:00:11,065 INFO L93 Difference]: Finished difference Result 7535 states and 10260 transitions. [2021-12-06 18:00:11,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 18:00:11,065 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 107 [2021-12-06 18:00:11,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:00:11,081 INFO L225 Difference]: With dead ends: 7535 [2021-12-06 18:00:11,081 INFO L226 Difference]: Without dead ends: 7533 [2021-12-06 18:00:11,083 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-06 18:00:11,083 INFO L933 BasicCegarLoop]: 4236 mSDtfsCounter, 7363 mSDsluCounter, 4564 mSDsCounter, 0 mSdLazyCounter, 3521 mSolverCounterSat, 4097 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7767 SdHoareTripleChecker+Valid, 8800 SdHoareTripleChecker+Invalid, 7620 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4097 IncrementalHoareTripleChecker+Valid, 3521 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.7s IncrementalHoareTripleChecker+Time [2021-12-06 18:00:11,083 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7767 Valid, 8800 Invalid, 7620 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4097 Valid, 3521 Invalid, 2 Unknown, 0 Unchecked, 27.7s Time] [2021-12-06 18:00:11,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7533 states. [2021-12-06 18:00:11,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7533 to 7361. [2021-12-06 18:00:11,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7361 states, 4899 states have (on average 1.2396407430087772) internal successors, (6073), 5096 states have internal predecessors, (6073), 1946 states have call successors, (1946), 491 states have call predecessors, (1946), 492 states have return successors, (1946), 1924 states have call predecessors, (1946), 1944 states have call successors, (1946) [2021-12-06 18:00:11,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7361 states to 7361 states and 9965 transitions. [2021-12-06 18:00:11,442 INFO L78 Accepts]: Start accepts. Automaton has 7361 states and 9965 transitions. Word has length 107 [2021-12-06 18:00:11,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:00:11,442 INFO L470 AbstractCegarLoop]: Abstraction has 7361 states and 9965 transitions. [2021-12-06 18:00:11,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-06 18:00:11,442 INFO L276 IsEmpty]: Start isEmpty. Operand 7361 states and 9965 transitions. [2021-12-06 18:00:11,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-12-06 18:00:11,444 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:00:11,444 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 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] [2021-12-06 18:00:11,444 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-12-06 18:00:11,444 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_drivers_base_class_unregister_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-12-06 18:00:11,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:00:11,444 INFO L85 PathProgramCache]: Analyzing trace with hash -134448767, now seen corresponding path program 1 times [2021-12-06 18:00:11,445 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:00:11,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730834490] [2021-12-06 18:00:11,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:00:11,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:00:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:11,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 18:00:11,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:11,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 18:00:11,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:11,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:00:11,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:11,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 18:00:11,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:11,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-06 18:00:11,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:11,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-06 18:00:11,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:11,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-06 18:00:11,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:11,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:00:11,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:11,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 18:00:11,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:11,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-06 18:00:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:11,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-06 18:00:11,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:11,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:00:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:11,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 18:00:11,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:11,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-06 18:00:11,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:11,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-06 18:00:11,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:11,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-06 18:00:11,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:11,808 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-12-06 18:00:11,808 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:00:11,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730834490] [2021-12-06 18:00:11,808 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730834490] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:00:11,808 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:00:11,808 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 18:00:11,808 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242054633] [2021-12-06 18:00:11,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:00:11,809 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 18:00:11,809 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:00:11,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 18:00:11,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 18:00:11,809 INFO L87 Difference]: Start difference. First operand 7361 states and 9965 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-12-06 18:00:20,647 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 18:00:21,748 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 18:00:36,094 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 18:00:48,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:00:48,380 INFO L93 Difference]: Finished difference Result 8269 states and 11393 transitions. [2021-12-06 18:00:48,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 18:00:48,381 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 113 [2021-12-06 18:00:48,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:00:48,401 INFO L225 Difference]: With dead ends: 8269 [2021-12-06 18:00:48,401 INFO L226 Difference]: Without dead ends: 8267 [2021-12-06 18:00:48,403 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-06 18:00:48,404 INFO L933 BasicCegarLoop]: 5500 mSDtfsCounter, 6417 mSDsluCounter, 10669 mSDsCounter, 0 mSdLazyCounter, 4443 mSolverCounterSat, 2839 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7147 SdHoareTripleChecker+Valid, 16169 SdHoareTripleChecker+Invalid, 7283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2839 IncrementalHoareTripleChecker+Valid, 4443 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.4s IncrementalHoareTripleChecker+Time [2021-12-06 18:00:48,404 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7147 Valid, 16169 Invalid, 7283 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2839 Valid, 4443 Invalid, 1 Unknown, 0 Unchecked, 35.4s Time] [2021-12-06 18:00:48,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8267 states. [2021-12-06 18:00:48,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8267 to 7383. [2021-12-06 18:00:48,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7383 states, 4916 states have (on average 1.2388120423108218) internal successors, (6090), 5113 states have internal predecessors, (6090), 1949 states have call successors, (1949), 494 states have call predecessors, (1949), 494 states have return successors, (1949), 1926 states have call predecessors, (1949), 1947 states have call successors, (1949) [2021-12-06 18:00:48,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7383 states to 7383 states and 9988 transitions. [2021-12-06 18:00:48,789 INFO L78 Accepts]: Start accepts. Automaton has 7383 states and 9988 transitions. Word has length 113 [2021-12-06 18:00:48,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:00:48,789 INFO L470 AbstractCegarLoop]: Abstraction has 7383 states and 9988 transitions. [2021-12-06 18:00:48,789 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-12-06 18:00:48,789 INFO L276 IsEmpty]: Start isEmpty. Operand 7383 states and 9988 transitions. [2021-12-06 18:00:48,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-12-06 18:00:48,790 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:00:48,791 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:00:48,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-12-06 18:00:48,791 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-12-06 18:00:48,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:00:48,791 INFO L85 PathProgramCache]: Analyzing trace with hash -757074862, now seen corresponding path program 1 times [2021-12-06 18:00:48,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:00:48,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747243563] [2021-12-06 18:00:48,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:00:48,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:00:48,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:48,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 18:00:48,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:49,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-06 18:00:49,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:49,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 18:00:49,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:49,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-06 18:00:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:49,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 18:00:49,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:49,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-06 18:00:49,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:49,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 18:00:49,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:49,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-06 18:00:49,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:49,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-06 18:00:49,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:49,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 18:00:49,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:49,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-06 18:00:49,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:49,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-06 18:00:49,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:49,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-06 18:00:49,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:49,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-06 18:00:49,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:49,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-06 18:00:49,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:49,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-06 18:00:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:00:49,271 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-06 18:00:49,271 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:00:49,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747243563] [2021-12-06 18:00:49,271 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747243563] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:00:49,272 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:00:49,272 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 18:00:49,272 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745849776] [2021-12-06 18:00:49,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:00:49,272 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 18:00:49,272 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:00:49,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 18:00:49,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 18:00:49,273 INFO L87 Difference]: Start difference. First operand 7383 states and 9988 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-12-06 18:00:56,693 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []