./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--staging--dgnc--dgnc.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 377580bfb9cdbd23582fc7262bec4529e2c4a4ea4e3be1be7605e4bc96102a75 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 21:04:40,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 21:04:40,040 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 21:04:40,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 21:04:40,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 21:04:40,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 21:04:40,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 21:04:40,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 21:04:40,100 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 21:04:40,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 21:04:40,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 21:04:40,105 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 21:04:40,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 21:04:40,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 21:04:40,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 21:04:40,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 21:04:40,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 21:04:40,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 21:04:40,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 21:04:40,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 21:04:40,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 21:04:40,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 21:04:40,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 21:04:40,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 21:04:40,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 21:04:40,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 21:04:40,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 21:04:40,148 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 21:04:40,149 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 21:04:40,150 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 21:04:40,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 21:04:40,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 21:04:40,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 21:04:40,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 21:04:40,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 21:04:40,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 21:04:40,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 21:04:40,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 21:04:40,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 21:04:40,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 21:04:40,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 21:04:40,159 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 21:04:40,189 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 21:04:40,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 21:04:40,190 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 21:04:40,190 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 21:04:40,191 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 21:04:40,191 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 21:04:40,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 21:04:40,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 21:04:40,193 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 21:04:40,193 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 21:04:40,193 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 21:04:40,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 21:04:40,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 21:04:40,194 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 21:04:40,194 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 21:04:40,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 21:04:40,195 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 21:04:40,195 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 21:04:40,195 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 21:04:40,195 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 21:04:40,196 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 21:04:40,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 21:04:40,196 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 21:04:40,197 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 21:04:40,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 21:04:40,198 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 21:04:40,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 21:04:40,198 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 21:04:40,199 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 21:04:40,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 21:04:40,199 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_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 377580bfb9cdbd23582fc7262bec4529e2c4a4ea4e3be1be7605e4bc96102a75 [2022-11-18 21:04:40,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 21:04:40,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 21:04:40,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 21:04:40,568 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 21:04:40,569 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 21:04:40,570 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i [2022-11-18 21:04:40,649 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro/data/3b84f5c12/843584476e4740fd847f8279ea7671a5/FLAG446a12f9a [2022-11-18 21:04:42,060 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 21:04:42,060 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i [2022-11-18 21:04:42,170 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro/data/3b84f5c12/843584476e4740fd847f8279ea7671a5/FLAG446a12f9a [2022-11-18 21:04:42,576 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro/data/3b84f5c12/843584476e4740fd847f8279ea7671a5 [2022-11-18 21:04:42,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 21:04:42,585 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 21:04:42,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 21:04:42,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 21:04:42,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 21:04:42,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:04:42" (1/1) ... [2022-11-18 21:04:42,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a885da2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:42, skipping insertion in model container [2022-11-18 21:04:42,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:04:42" (1/1) ... [2022-11-18 21:04:42,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 21:04:42,842 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 21:04:52,226 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[704164,704177] [2022-11-18 21:04:52,234 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[704309,704322] [2022-11-18 21:04:52,235 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[704455,704468] [2022-11-18 21:04:52,236 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[704620,704633] [2022-11-18 21:04:52,236 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[704778,704791] [2022-11-18 21:04:52,237 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[704936,704949] [2022-11-18 21:04:52,239 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[705094,705107] [2022-11-18 21:04:52,239 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[705254,705267] [2022-11-18 21:04:52,240 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[705413,705426] [2022-11-18 21:04:52,241 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[705552,705565] [2022-11-18 21:04:52,243 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[705694,705707] [2022-11-18 21:04:52,245 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[705843,705856] [2022-11-18 21:04:52,253 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[705982,705995] [2022-11-18 21:04:52,254 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[706137,706150] [2022-11-18 21:04:52,255 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[706297,706310] [2022-11-18 21:04:52,258 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[706448,706461] [2022-11-18 21:04:52,259 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[706599,706612] [2022-11-18 21:04:52,260 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[706751,706764] [2022-11-18 21:04:52,261 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[706900,706913] [2022-11-18 21:04:52,262 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[707048,707061] [2022-11-18 21:04:52,263 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[707205,707218] [2022-11-18 21:04:52,264 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[707354,707367] [2022-11-18 21:04:52,264 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[707510,707523] [2022-11-18 21:04:52,265 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[707663,707676] [2022-11-18 21:04:52,268 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[707809,707822] [2022-11-18 21:04:52,269 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[707952,707965] [2022-11-18 21:04:52,270 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[708104,708117] [2022-11-18 21:04:52,271 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[708250,708263] [2022-11-18 21:04:52,271 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[708395,708408] [2022-11-18 21:04:52,273 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[708549,708562] [2022-11-18 21:04:52,274 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[708700,708713] [2022-11-18 21:04:52,276 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[708855,708868] [2022-11-18 21:04:52,277 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[709007,709020] [2022-11-18 21:04:52,278 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[709162,709175] [2022-11-18 21:04:52,278 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[709326,709339] [2022-11-18 21:04:52,280 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[709482,709495] [2022-11-18 21:04:52,280 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[709646,709659] [2022-11-18 21:04:52,281 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[709788,709801] [2022-11-18 21:04:52,282 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[709946,709959] [2022-11-18 21:04:52,282 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[710113,710126] [2022-11-18 21:04:52,283 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[710272,710285] [2022-11-18 21:04:52,284 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[710431,710444] [2022-11-18 21:04:52,284 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[710580,710593] [2022-11-18 21:04:52,285 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[710727,710740] [2022-11-18 21:04:52,285 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[710866,710879] [2022-11-18 21:04:52,286 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[711029,711042] [2022-11-18 21:04:52,286 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[711195,711208] [2022-11-18 21:04:52,288 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[711359,711372] [2022-11-18 21:04:52,289 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[711524,711537] [2022-11-18 21:04:52,290 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[711689,711702] [2022-11-18 21:04:52,290 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[711855,711868] [2022-11-18 21:04:52,291 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[712020,712033] [2022-11-18 21:04:52,291 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[712187,712200] [2022-11-18 21:04:52,292 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[712347,712360] [2022-11-18 21:04:52,293 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[712509,712522] [2022-11-18 21:04:52,293 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[712668,712681] [2022-11-18 21:04:52,294 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[712814,712827] [2022-11-18 21:04:52,295 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[712957,712970] [2022-11-18 21:04:52,295 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[713101,713114] [2022-11-18 21:04:52,296 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[713244,713257] [2022-11-18 21:04:52,303 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[713388,713401] [2022-11-18 21:04:52,305 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[713529,713542] [2022-11-18 21:04:52,306 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[713667,713680] [2022-11-18 21:04:52,306 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[713825,713838] [2022-11-18 21:04:52,307 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[713984,713997] [2022-11-18 21:04:52,308 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[714140,714153] [2022-11-18 21:04:52,309 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[714289,714302] [2022-11-18 21:04:52,309 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[714441,714454] [2022-11-18 21:04:52,310 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[714592,714605] [2022-11-18 21:04:52,310 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[714741,714754] [2022-11-18 21:04:52,311 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[714893,714906] [2022-11-18 21:04:52,312 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[715041,715054] [2022-11-18 21:04:52,312 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[715194,715207] [2022-11-18 21:04:52,313 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[715345,715358] [2022-11-18 21:04:52,313 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[715495,715508] [2022-11-18 21:04:52,314 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[715642,715655] [2022-11-18 21:04:52,315 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[715793,715806] [2022-11-18 21:04:52,315 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[715944,715957] [2022-11-18 21:04:52,316 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[716092,716105] [2022-11-18 21:04:52,317 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[716258,716271] [2022-11-18 21:04:52,318 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[716427,716440] [2022-11-18 21:04:52,318 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[716594,716607] [2022-11-18 21:04:52,319 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[716762,716775] [2022-11-18 21:04:52,320 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[716912,716925] [2022-11-18 21:04:52,320 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[717059,717072] [2022-11-18 21:04:52,321 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[717220,717233] [2022-11-18 21:04:52,322 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[717390,717403] [2022-11-18 21:04:52,322 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[717552,717565] [2022-11-18 21:04:52,355 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 21:04:52,451 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 21:04:53,666 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[704164,704177] [2022-11-18 21:04:53,667 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[704309,704322] [2022-11-18 21:04:53,669 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[704455,704468] [2022-11-18 21:04:53,670 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[704620,704633] [2022-11-18 21:04:53,670 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[704778,704791] [2022-11-18 21:04:53,671 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[704936,704949] [2022-11-18 21:04:53,672 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[705094,705107] [2022-11-18 21:04:53,673 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[705254,705267] [2022-11-18 21:04:53,674 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[705413,705426] [2022-11-18 21:04:53,675 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[705552,705565] [2022-11-18 21:04:53,676 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[705694,705707] [2022-11-18 21:04:53,677 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[705843,705856] [2022-11-18 21:04:53,678 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[705982,705995] [2022-11-18 21:04:53,678 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[706137,706150] [2022-11-18 21:04:53,679 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[706297,706310] [2022-11-18 21:04:53,679 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[706448,706461] [2022-11-18 21:04:53,680 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[706599,706612] [2022-11-18 21:04:53,681 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[706751,706764] [2022-11-18 21:04:53,682 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[706900,706913] [2022-11-18 21:04:53,683 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[707048,707061] [2022-11-18 21:04:53,683 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[707205,707218] [2022-11-18 21:04:53,684 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[707354,707367] [2022-11-18 21:04:53,686 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[707510,707523] [2022-11-18 21:04:53,686 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[707663,707676] [2022-11-18 21:04:53,687 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[707809,707822] [2022-11-18 21:04:53,688 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[707952,707965] [2022-11-18 21:04:53,688 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[708104,708117] [2022-11-18 21:04:53,689 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[708250,708263] [2022-11-18 21:04:53,690 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[708395,708408] [2022-11-18 21:04:53,690 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[708549,708562] [2022-11-18 21:04:53,691 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[708700,708713] [2022-11-18 21:04:53,691 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[708855,708868] [2022-11-18 21:04:53,692 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[709007,709020] [2022-11-18 21:04:53,693 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[709162,709175] [2022-11-18 21:04:53,693 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[709326,709339] [2022-11-18 21:04:53,695 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[709482,709495] [2022-11-18 21:04:53,695 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[709646,709659] [2022-11-18 21:04:53,696 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[709788,709801] [2022-11-18 21:04:53,697 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[709946,709959] [2022-11-18 21:04:53,699 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[710113,710126] [2022-11-18 21:04:53,700 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[710272,710285] [2022-11-18 21:04:53,702 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[710431,710444] [2022-11-18 21:04:53,702 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[710580,710593] [2022-11-18 21:04:53,703 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[710727,710740] [2022-11-18 21:04:53,703 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[710866,710879] [2022-11-18 21:04:53,704 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[711029,711042] [2022-11-18 21:04:53,705 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[711195,711208] [2022-11-18 21:04:53,705 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[711359,711372] [2022-11-18 21:04:53,706 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[711524,711537] [2022-11-18 21:04:53,706 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[711689,711702] [2022-11-18 21:04:53,707 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[711855,711868] [2022-11-18 21:04:53,707 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[712020,712033] [2022-11-18 21:04:53,708 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[712187,712200] [2022-11-18 21:04:53,711 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[712347,712360] [2022-11-18 21:04:53,712 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[712509,712522] [2022-11-18 21:04:53,713 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[712668,712681] [2022-11-18 21:04:53,713 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[712814,712827] [2022-11-18 21:04:53,714 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[712957,712970] [2022-11-18 21:04:53,715 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[713101,713114] [2022-11-18 21:04:53,715 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[713244,713257] [2022-11-18 21:04:53,716 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[713388,713401] [2022-11-18 21:04:53,721 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[713529,713542] [2022-11-18 21:04:53,724 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[713667,713680] [2022-11-18 21:04:53,725 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[713825,713838] [2022-11-18 21:04:53,729 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[713984,713997] [2022-11-18 21:04:53,730 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[714140,714153] [2022-11-18 21:04:53,730 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[714289,714302] [2022-11-18 21:04:53,731 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[714441,714454] [2022-11-18 21:04:53,733 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[714592,714605] [2022-11-18 21:04:53,734 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[714741,714754] [2022-11-18 21:04:53,736 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[714893,714906] [2022-11-18 21:04:53,737 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[715041,715054] [2022-11-18 21:04:53,737 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[715194,715207] [2022-11-18 21:04:53,744 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[715345,715358] [2022-11-18 21:04:53,745 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[715495,715508] [2022-11-18 21:04:53,746 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[715642,715655] [2022-11-18 21:04:53,746 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[715793,715806] [2022-11-18 21:04:53,747 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[715944,715957] [2022-11-18 21:04:53,749 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[716092,716105] [2022-11-18 21:04:53,750 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[716258,716271] [2022-11-18 21:04:53,750 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[716427,716440] [2022-11-18 21:04:53,752 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[716594,716607] [2022-11-18 21:04:53,753 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[716762,716775] [2022-11-18 21:04:53,753 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[716912,716925] [2022-11-18 21:04:53,754 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[717059,717072] [2022-11-18 21:04:53,754 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[717220,717233] [2022-11-18 21:04:53,755 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[717390,717403] [2022-11-18 21:04:53,755 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i[717552,717565] [2022-11-18 21:04:53,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 21:04:54,338 INFO L208 MainTranslator]: Completed translation [2022-11-18 21:04:54,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:54 WrapperNode [2022-11-18 21:04:54,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 21:04:54,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 21:04:54,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 21:04:54,341 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 21:04:54,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:54" (1/1) ... [2022-11-18 21:04:54,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:54" (1/1) ... [2022-11-18 21:04:55,221 INFO L138 Inliner]: procedures = 959, calls = 6739, calls flagged for inlining = 486, calls inlined = 413, statements flattened = 17397 [2022-11-18 21:04:55,222 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 21:04:55,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 21:04:55,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 21:04:55,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 21:04:55,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:54" (1/1) ... [2022-11-18 21:04:55,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:54" (1/1) ... [2022-11-18 21:04:55,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:54" (1/1) ... [2022-11-18 21:04:55,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:54" (1/1) ... [2022-11-18 21:04:55,791 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:54" (1/1) ... [2022-11-18 21:04:55,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:54" (1/1) ... [2022-11-18 21:04:56,059 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:54" (1/1) ... [2022-11-18 21:04:56,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:54" (1/1) ... [2022-11-18 21:04:56,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 21:04:56,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 21:04:56,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 21:04:56,266 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 21:04:56,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:54" (1/1) ... [2022-11-18 21:04:56,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 21:04:56,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 21:04:56,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 21:04:56,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 21:04:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-11-18 21:04:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-11-18 21:04:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_maxcps_room [2022-11-18 21:04:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_maxcps_room [2022-11-18 21:04:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-18 21:04:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-18 21:04:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-11-18 21:04:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-11-18 21:04:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-18 21:04:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-18 21:04:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure neo_vpd [2022-11-18 21:04:56,375 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_vpd [2022-11-18 21:04:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure neo_parse_modem [2022-11-18 21:04:56,375 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_parse_modem [2022-11-18 21:04:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure cls_param [2022-11-18 21:04:56,375 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_param [2022-11-18 21:04:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-18 21:04:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-18 21:04:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2022-11-18 21:04:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_device [2022-11-18 21:04:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-18 21:04:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-18 21:04:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_mgmt_close [2022-11-18 21:04:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_mgmt_close [2022-11-18 21:04:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-18 21:04:56,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-18 21:04:56,378 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_chars_in_buffer [2022-11-18 21:04:56,378 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_chars_in_buffer [2022-11-18 21:04:56,378 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_driver_version_show [2022-11-18 21:04:56,379 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_driver_version_show [2022-11-18 21:04:56,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2022-11-18 21:04:56,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2022-11-18 21:04:56,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-18 21:04:56,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-18 21:04:56,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-18 21:04:56,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-18 21:04:56,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 21:04:56,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-18 21:04:56,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-18 21:04:56,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dgnc_global_lock [2022-11-18 21:04:56,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dgnc_global_lock [2022-11-18 21:04:56,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-18 21:04:56,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-18 21:04:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_stop_character [2022-11-18 21:04:56,382 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_stop_character [2022-11-18 21:04:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-11-18 21:04:56,382 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-11-18 21:04:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_bd_lock_of_dgnc_board [2022-11-18 21:04:56,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_bd_lock_of_dgnc_board [2022-11-18 21:04:56,383 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-18 21:04:56,383 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-18 21:04:56,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-18 21:04:56,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-18 21:04:56,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2022-11-18 21:04:56,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2022-11-18 21:04:56,384 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_start [2022-11-18 21:04:56,384 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_start [2022-11-18 21:04:56,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 21:04:56,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-11-18 21:04:56,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-11-18 21:04:56,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2022-11-18 21:04:56,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2022-11-18 21:04:56,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 21:04:56,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-18 21:04:56,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-18 21:04:56,386 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-18 21:04:56,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-18 21:04:56,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 21:04:56,387 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_operations [2022-11-18 21:04:56,387 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_set_operations [2022-11-18 21:04:56,387 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-18 21:04:56,388 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-18 21:04:56,388 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-18 21:04:56,388 INFO L130 BoogieDeclarations]: Found specification of procedure neo_parse_isr [2022-11-18 21:04:56,388 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_parse_isr [2022-11-18 21:04:56,389 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2022-11-18 21:04:56,389 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_create_file [2022-11-18 21:04:56,389 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_driver [2022-11-18 21:04:56,389 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_driver [2022-11-18 21:04:56,389 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2022-11-18 21:04:56,390 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2022-11-18 21:04:56,390 INFO L130 BoogieDeclarations]: Found specification of procedure cls_assert_modem_signals [2022-11-18 21:04:56,390 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_assert_modem_signals [2022-11-18 21:04:56,390 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2022-11-18 21:04:56,391 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2022-11-18 21:04:56,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2022-11-18 21:04:56,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2022-11-18 21:04:56,391 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-18 21:04:56,391 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-18 21:04:56,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 21:04:56,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 21:04:56,392 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-18 21:04:56,392 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-18 21:04:56,393 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2022-11-18 21:04:56,393 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2022-11-18 21:04:56,393 INFO L130 BoogieDeclarations]: Found specification of procedure cls_drain [2022-11-18 21:04:56,393 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_drain [2022-11-18 21:04:56,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-18 21:04:56,394 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2022-11-18 21:04:56,394 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_remove_file [2022-11-18 21:04:56,394 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2022-11-18 21:04:56,394 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2022-11-18 21:04:56,394 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-18 21:04:56,395 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-18 21:04:56,395 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_hangup [2022-11-18 21:04:56,395 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_hangup [2022-11-18 21:04:56,395 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2022-11-18 21:04:56,395 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2022-11-18 21:04:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-18 21:04:56,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-18 21:04:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_tiocmget [2022-11-18 21:04:56,396 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_tiocmget [2022-11-18 21:04:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_open [2022-11-18 21:04:56,397 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_open [2022-11-18 21:04:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_set_termios [2022-11-18 21:04:56,397 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_set_termios [2022-11-18 21:04:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_input [2022-11-18 21:04:56,397 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_input [2022-11-18 21:04:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_bd_intr_lock_of_dgnc_board [2022-11-18 21:04:56,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_bd_intr_lock_of_dgnc_board [2022-11-18 21:04:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-18 21:04:56,398 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-18 21:04:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-18 21:04:56,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-18 21:04:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure tty_ldisc_deref [2022-11-18 21:04:56,399 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_ldisc_deref [2022-11-18 21:04:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-18 21:04:56,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-18 21:04:56,400 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_driver_boards_show [2022-11-18 21:04:56,400 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_driver_boards_show [2022-11-18 21:04:56,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-18 21:04:56,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-18 21:04:56,400 INFO L130 BoogieDeclarations]: Found specification of procedure neo_copy_data_from_queue_to_uart [2022-11-18 21:04:56,401 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_copy_data_from_queue_to_uart [2022-11-18 21:04:56,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-18 21:04:56,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-18 21:04:56,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 21:04:56,401 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-18 21:04:56,402 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-18 21:04:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-18 21:04:56,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-18 21:04:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-11-18 21:04:56,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-11-18 21:04:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure neo_assert_modem_signals [2022-11-18 21:04:56,403 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_assert_modem_signals [2022-11-18 21:04:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_112 [2022-11-18 21:04:56,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_112 [2022-11-18 21:04:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 21:04:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure neo_param [2022-11-18 21:04:56,404 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_param [2022-11-18 21:04:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_destroy_class [2022-11-18 21:04:56,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_destroy_class [2022-11-18 21:04:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-18 21:04:56,405 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-18 21:04:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure neo_copy_data_from_uart_to_queue [2022-11-18 21:04:56,405 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_copy_data_from_uart_to_queue [2022-11-18 21:04:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-18 21:04:56,406 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-18 21:04:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_102 [2022-11-18 21:04:56,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_102 [2022-11-18 21:04:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_104 [2022-11-18 21:04:56,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_104 [2022-11-18 21:04:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-18 21:04:56,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-18 21:04:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-18 21:04:56,407 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-18 21:04:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-18 21:04:56,408 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-18 21:04:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-18 21:04:56,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-18 21:04:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_cleanup_module [2022-11-18 21:04:56,409 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_cleanup_module [2022-11-18 21:04:56,409 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2022-11-18 21:04:56,409 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2022-11-18 21:04:56,409 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_flush_chars [2022-11-18 21:04:56,409 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_flush_chars [2022-11-18 21:04:56,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-18 21:04:56,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-18 21:04:56,410 INFO L130 BoogieDeclarations]: Found specification of procedure cls_uart_init [2022-11-18 21:04:56,410 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_uart_init [2022-11-18 21:04:56,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-18 21:04:56,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-18 21:04:56,411 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_start_character [2022-11-18 21:04:56,411 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_start_character [2022-11-18 21:04:56,411 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_close [2022-11-18 21:04:56,411 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_close [2022-11-18 21:04:56,412 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_immediate_char [2022-11-18 21:04:56,412 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_immediate_char [2022-11-18 21:04:56,412 INFO L130 BoogieDeclarations]: Found specification of procedure neo_set_no_output_flow_control [2022-11-18 21:04:56,412 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_set_no_output_flow_control [2022-11-18 21:04:56,412 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~uint~0~TO~int [2022-11-18 21:04:56,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~uint~0~TO~int [2022-11-18 21:04:56,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 21:04:56,413 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_wakeup_writes [2022-11-18 21:04:56,413 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_wakeup_writes [2022-11-18 21:04:56,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-18 21:04:56,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-18 21:04:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure cls_get_uart_bytes_left [2022-11-18 21:04:56,414 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_get_uart_bytes_left [2022-11-18 21:04:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_device [2022-11-18 21:04:56,414 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_device [2022-11-18 21:04:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2022-11-18 21:04:56,415 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2022-11-18 21:04:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_wmove [2022-11-18 21:04:56,415 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_wmove [2022-11-18 21:04:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-18 21:04:56,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-18 21:04:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_ch_lock_of_channel_t [2022-11-18 21:04:56,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_ch_lock_of_channel_t [2022-11-18 21:04:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure cls_parse_modem [2022-11-18 21:04:56,416 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_parse_modem [2022-11-18 21:04:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure neo_flush_uart_write [2022-11-18 21:04:56,417 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_flush_uart_write [2022-11-18 21:04:56,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dgnc_poll_lock [2022-11-18 21:04:56,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dgnc_poll_lock [2022-11-18 21:04:56,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-11-18 21:04:56,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-11-18 21:04:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-11-18 21:04:56,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-11-18 21:04:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2022-11-18 21:04:56,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2022-11-18 21:04:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-18 21:04:56,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-18 21:04:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_wait_until_sent [2022-11-18 21:04:56,419 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_wait_until_sent [2022-11-18 21:04:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-18 21:04:56,420 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-18 21:04:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_stop_character [2022-11-18 21:04:56,420 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_stop_character [2022-11-18 21:04:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure tty_check_change [2022-11-18 21:04:56,420 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_check_change [2022-11-18 21:04:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure cls_copy_data_from_queue_to_uart [2022-11-18 21:04:56,421 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_copy_data_from_queue_to_uart [2022-11-18 21:04:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-18 21:04:56,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-18 21:04:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure neo_enable_receiver [2022-11-18 21:04:56,421 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_enable_receiver [2022-11-18 21:04:56,422 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2022-11-18 21:04:56,422 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2022-11-18 21:04:56,422 INFO L130 BoogieDeclarations]: Found specification of procedure cls_uart_off [2022-11-18 21:04:56,422 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_uart_off [2022-11-18 21:04:56,422 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-18 21:04:56,423 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-18 21:04:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_do_remap [2022-11-18 21:04:56,423 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_do_remap [2022-11-18 21:04:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-18 21:04:56,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-18 21:04:56,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-18 21:04:56,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-18 21:04:56,424 INFO L130 BoogieDeclarations]: Found specification of procedure neo_drain [2022-11-18 21:04:56,424 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_drain [2022-11-18 21:04:56,424 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-18 21:04:56,424 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-18 21:04:56,425 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_mgmt_open [2022-11-18 21:04:56,425 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_mgmt_open [2022-11-18 21:04:56,425 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_uninit [2022-11-18 21:04:56,425 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_uninit [2022-11-18 21:04:56,425 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_stop [2022-11-18 21:04:56,426 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_stop [2022-11-18 21:04:56,426 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_flush_buffer [2022-11-18 21:04:56,426 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_flush_buffer [2022-11-18 21:04:56,426 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_driver_pollrate_store [2022-11-18 21:04:56,426 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_driver_pollrate_store [2022-11-18 21:04:56,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-18 21:04:56,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-18 21:04:56,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-18 21:04:56,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-18 21:04:56,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-18 21:04:56,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-18 21:04:56,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 21:04:56,428 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_break [2022-11-18 21:04:56,428 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_break [2022-11-18 21:04:56,428 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_check_queue_flow_control [2022-11-18 21:04:56,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_check_queue_flow_control [2022-11-18 21:04:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-18 21:04:56,429 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-18 21:04:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-18 21:04:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-18 21:04:56,429 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-18 21:04:56,430 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-18 21:04:56,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-18 21:04:56,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 21:04:56,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-18 21:04:56,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-18 21:04:56,430 INFO L130 BoogieDeclarations]: Found specification of procedure cls_enable_receiver [2022-11-18 21:04:56,431 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_enable_receiver [2022-11-18 21:04:56,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-18 21:04:56,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-18 21:04:56,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-18 21:04:56,431 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-18 21:04:56,432 INFO L130 BoogieDeclarations]: Found specification of procedure cls_disable_receiver [2022-11-18 21:04:56,432 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_disable_receiver [2022-11-18 21:04:56,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-18 21:04:56,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-18 21:04:56,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-18 21:04:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-18 21:04:56,433 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_tiocmset [2022-11-18 21:04:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_tiocmset [2022-11-18 21:04:56,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-18 21:04:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-18 21:04:56,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-11-18 21:04:56,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-11-18 21:04:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-18 21:04:56,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-18 21:04:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_unthrottle [2022-11-18 21:04:56,434 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_unthrottle [2022-11-18 21:04:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure neo_pci_posting_flush [2022-11-18 21:04:56,435 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_pci_posting_flush [2022-11-18 21:04:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_unregister_device [2022-11-18 21:04:56,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_unregister_device [2022-11-18 21:04:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 21:04:56,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 21:04:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-18 21:04:56,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-18 21:04:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-11-18 21:04:56,436 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-11-18 21:04:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_break [2022-11-18 21:04:56,437 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_break [2022-11-18 21:04:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_remove_tty_sysfs [2022-11-18 21:04:56,437 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_remove_tty_sysfs [2022-11-18 21:04:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-18 21:04:56,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-18 21:04:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure neo_disable_receiver [2022-11-18 21:04:56,438 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_disable_receiver [2022-11-18 21:04:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2022-11-18 21:04:56,438 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2022-11-18 21:04:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-18 21:04:56,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-18 21:04:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-11-18 21:04:56,439 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-11-18 21:04:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure neo_get_uart_bytes_left [2022-11-18 21:04:56,439 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_get_uart_bytes_left [2022-11-18 21:04:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure cls_set_no_input_flow_control [2022-11-18 21:04:56,440 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_set_no_input_flow_control [2022-11-18 21:04:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_write [2022-11-18 21:04:56,440 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_write [2022-11-18 21:04:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-18 21:04:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-18 21:04:56,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-18 21:04:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_init_one [2022-11-18 21:04:56,441 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_init_one [2022-11-18 21:04:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-18 21:04:56,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-18 21:04:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_destroy_class [2022-11-18 21:04:56,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_destroy_class [2022-11-18 21:04:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_carrier [2022-11-18 21:04:56,442 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_carrier [2022-11-18 21:04:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_ioctl [2022-11-18 21:04:56,442 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_ioctl [2022-11-18 21:04:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_throttle [2022-11-18 21:04:56,443 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_throttle [2022-11-18 21:04:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure neo_uart_off [2022-11-18 21:04:56,443 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_uart_off [2022-11-18 21:04:56,443 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2022-11-18 21:04:56,444 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2022-11-18 21:04:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~uint~0 [2022-11-18 21:04:56,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~uint~0 [2022-11-18 21:04:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-18 21:04:56,444 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-18 21:04:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_put_char [2022-11-18 21:04:56,445 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_put_char [2022-11-18 21:04:56,445 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_immediate_char [2022-11-18 21:04:56,445 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_immediate_char [2022-11-18 21:04:56,445 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_driver_maxboards_show [2022-11-18 21:04:56,445 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_driver_maxboards_show [2022-11-18 21:04:56,446 INFO L130 BoogieDeclarations]: Found specification of procedure up [2022-11-18 21:04:56,446 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2022-11-18 21:04:56,446 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-11-18 21:04:56,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-11-18 21:04:56,446 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_create_tty_sysfs [2022-11-18 21:04:56,447 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_create_tty_sysfs [2022-11-18 21:04:56,447 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-11-18 21:04:56,447 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-11-18 21:04:56,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 21:04:56,447 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-18 21:04:56,448 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-18 21:04:56,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97___0 [2022-11-18 21:04:56,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97___0 [2022-11-18 21:04:56,448 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-18 21:04:56,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-18 21:04:56,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-18 21:04:56,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-18 21:04:56,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-18 21:04:56,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-18 21:04:56,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-18 21:04:56,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-18 21:04:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure cls_set_no_output_flow_control [2022-11-18 21:04:56,450 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_set_no_output_flow_control [2022-11-18 21:04:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure neo_tasklet [2022-11-18 21:04:56,450 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_tasklet [2022-11-18 21:04:56,450 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_send_break [2022-11-18 21:04:56,451 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_send_break [2022-11-18 21:04:56,451 INFO L130 BoogieDeclarations]: Found specification of procedure tty_ldisc_flush [2022-11-18 21:04:56,451 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_ldisc_flush [2022-11-18 21:04:56,451 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-18 21:04:56,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-18 21:04:56,451 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_write_room [2022-11-18 21:04:56,452 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_write_room [2022-11-18 21:04:56,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-18 21:04:56,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-18 21:04:56,452 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-18 21:04:56,452 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-18 21:04:56,453 INFO L130 BoogieDeclarations]: Found specification of procedure cls_flush_uart_write [2022-11-18 21:04:56,453 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_flush_uart_write [2022-11-18 21:04:56,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-18 21:04:56,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-18 21:04:56,453 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_send_xchar [2022-11-18 21:04:56,453 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_send_xchar [2022-11-18 21:04:56,454 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_driver_pollrate_show [2022-11-18 21:04:56,454 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_driver_pollrate_show [2022-11-18 21:04:56,454 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-18 21:04:56,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-18 21:04:56,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_100 [2022-11-18 21:04:56,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_100 [2022-11-18 21:04:56,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-18 21:04:56,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-18 21:04:56,455 INFO L130 BoogieDeclarations]: Found specification of procedure cls_tasklet [2022-11-18 21:04:56,455 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_tasklet [2022-11-18 21:04:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-18 21:04:56,456 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-18 21:04:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure cls_vpd [2022-11-18 21:04:56,456 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_vpd [2022-11-18 21:04:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure neo_set_no_input_flow_control [2022-11-18 21:04:56,457 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_set_no_input_flow_control [2022-11-18 21:04:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2022-11-18 21:04:56,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2022-11-18 21:04:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure neo_flush_uart_read [2022-11-18 21:04:56,457 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_flush_uart_read [2022-11-18 21:04:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_start_character [2022-11-18 21:04:56,458 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_start_character [2022-11-18 21:04:56,458 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-18 21:04:56,458 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-18 21:04:56,458 INFO L130 BoogieDeclarations]: Found specification of procedure neo_uart_init [2022-11-18 21:04:56,458 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_uart_init [2022-11-18 21:04:56,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-18 21:04:56,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-18 21:04:56,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-18 21:04:56,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-18 21:04:56,459 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-18 21:04:56,460 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-18 21:04:56,460 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2022-11-18 21:04:56,460 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2022-11-18 21:04:56,460 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-18 21:04:56,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-18 21:04:56,461 INFO L130 BoogieDeclarations]: Found specification of procedure cls_flush_uart_read [2022-11-18 21:04:56,461 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_flush_uart_read [2022-11-18 21:04:56,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 21:04:56,461 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-18 21:04:56,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-18 21:04:56,461 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2022-11-18 21:04:56,462 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2022-11-18 21:04:56,462 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-18 21:04:56,462 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-11-18 21:04:56,462 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-11-18 21:04:56,462 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2022-11-18 21:04:56,463 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2022-11-18 21:04:58,515 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 21:04:58,521 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 21:04:59,086 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-18 21:05:20,329 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call ULTIMATE.dealloc(~#buf~0#1.base, ~#buf~0#1.offset);havoc ~#buf~0#1.base, ~#buf~0#1.offset;call ULTIMATE.dealloc(~#buf___0~0#1.base, ~#buf___0~0#1.offset);havoc ~#buf___0~0#1.base, ~#buf___0~0#1.offset; [2022-11-18 21:08:05,522 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 21:08:05,553 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 21:08:05,553 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-18 21:08:05,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:08:05 BoogieIcfgContainer [2022-11-18 21:08:05,563 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 21:08:05,566 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 21:08:05,566 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 21:08:05,571 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 21:08:05,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:04:42" (1/3) ... [2022-11-18 21:08:05,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20046be1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:08:05, skipping insertion in model container [2022-11-18 21:08:05,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:54" (2/3) ... [2022-11-18 21:08:05,573 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20046be1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:08:05, skipping insertion in model container [2022-11-18 21:08:05,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:08:05" (3/3) ... [2022-11-18 21:08:05,574 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i [2022-11-18 21:08:05,598 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 21:08:05,598 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 37 error locations. [2022-11-18 21:08:05,801 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 21:08:05,815 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@101cde32, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 21:08:05,815 INFO L358 AbstractCegarLoop]: Starting to check reachability of 37 error locations. [2022-11-18 21:08:05,839 INFO L276 IsEmpty]: Start isEmpty. Operand has 5287 states, 3633 states have (on average 1.4304982108450317) internal successors, (5197), 3843 states have internal predecessors, (5197), 1398 states have call successors, (1398), 219 states have call predecessors, (1398), 218 states have return successors, (1390), 1317 states have call predecessors, (1390), 1390 states have call successors, (1390) [2022-11-18 21:08:05,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-18 21:08:05,850 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:08:05,851 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:08:05,852 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_fs_char_dev__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 35 more)] === [2022-11-18 21:08:05,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:08:05,861 INFO L85 PathProgramCache]: Analyzing trace with hash 298941994, now seen corresponding path program 1 times [2022-11-18 21:08:05,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:08:05,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826023478] [2022-11-18 21:08:05,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:08:05,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:08:06,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:07,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:08:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:07,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-18 21:08:07,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:07,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 21:08:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:07,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:08:07,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:07,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:08:07,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:07,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-18 21:08:07,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:08:07,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826023478] [2022-11-18 21:08:07,606 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826023478] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:08:07,606 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:08:07,606 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 21:08:07,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557777337] [2022-11-18 21:08:07,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:08:07,615 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:08:07,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:08:07,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:08:07,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:08:07,682 INFO L87 Difference]: Start difference. First operand has 5287 states, 3633 states have (on average 1.4304982108450317) internal successors, (5197), 3843 states have internal predecessors, (5197), 1398 states have call successors, (1398), 219 states have call predecessors, (1398), 218 states have return successors, (1390), 1317 states have call predecessors, (1390), 1390 states have call successors, (1390) Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-18 21:08:08,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:08:08,504 INFO L93 Difference]: Finished difference Result 10551 states and 16461 transitions. [2022-11-18 21:08:08,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:08:08,507 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 39 [2022-11-18 21:08:08,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:08:08,584 INFO L225 Difference]: With dead ends: 10551 [2022-11-18 21:08:08,585 INFO L226 Difference]: Without dead ends: 5263 [2022-11-18 21:08:08,640 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:08:08,645 INFO L413 NwaCegarLoop]: 7848 mSDtfsCounter, 1 mSDsluCounter, 7846 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 15694 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 21:08:08,646 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 15694 Invalid, 5 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 21:08:08,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5263 states. [2022-11-18 21:08:09,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5263 to 5262. [2022-11-18 21:08:09,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5262 states, 3618 states have (on average 1.3955223880597014) internal successors, (5049), 3824 states have internal predecessors, (5049), 1390 states have call successors, (1390), 218 states have call predecessors, (1390), 217 states have return successors, (1388), 1315 states have call predecessors, (1388), 1388 states have call successors, (1388) [2022-11-18 21:08:09,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5262 states to 5262 states and 7827 transitions. [2022-11-18 21:08:09,145 INFO L78 Accepts]: Start accepts. Automaton has 5262 states and 7827 transitions. Word has length 39 [2022-11-18 21:08:09,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:08:09,146 INFO L495 AbstractCegarLoop]: Abstraction has 5262 states and 7827 transitions. [2022-11-18 21:08:09,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-18 21:08:09,147 INFO L276 IsEmpty]: Start isEmpty. Operand 5262 states and 7827 transitions. [2022-11-18 21:08:09,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-18 21:08:09,148 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:08:09,149 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:08:09,149 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 21:08:09,149 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_fs_char_dev__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 35 more)] === [2022-11-18 21:08:09,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:08:09,150 INFO L85 PathProgramCache]: Analyzing trace with hash 951932710, now seen corresponding path program 1 times [2022-11-18 21:08:09,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:08:09,150 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599488398] [2022-11-18 21:08:09,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:08:09,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:08:09,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:10,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:08:10,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:10,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 21:08:10,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:10,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-18 21:08:10,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:10,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:08:10,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:10,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:08:10,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:10,242 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-18 21:08:10,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:08:10,243 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599488398] [2022-11-18 21:08:10,243 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599488398] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 21:08:10,243 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [530083509] [2022-11-18 21:08:10,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:08:10,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:08:10,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 21:08:10,248 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 21:08:10,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-18 21:08:13,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:13,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 5148 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-18 21:08:13,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 21:08:13,211 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:08:13,211 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 21:08:13,308 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-18 21:08:13,308 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [530083509] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 21:08:13,308 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-18 21:08:13,308 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-11-18 21:08:13,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817182174] [2022-11-18 21:08:13,310 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-18 21:08:13,311 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 21:08:13,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:08:13,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 21:08:13,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-11-18 21:08:13,312 INFO L87 Difference]: Start difference. First operand 5262 states and 7827 transitions. Second operand has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-18 21:08:13,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:08:13,924 INFO L93 Difference]: Finished difference Result 10522 states and 15653 transitions. [2022-11-18 21:08:13,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 21:08:13,924 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 41 [2022-11-18 21:08:13,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:08:13,977 INFO L225 Difference]: With dead ends: 10522 [2022-11-18 21:08:13,977 INFO L226 Difference]: Without dead ends: 5268 [2022-11-18 21:08:14,013 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-11-18 21:08:14,014 INFO L413 NwaCegarLoop]: 7824 mSDtfsCounter, 4 mSDsluCounter, 31288 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 39112 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-18 21:08:14,015 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 39112 Invalid, 19 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-18 21:08:14,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5268 states. [2022-11-18 21:08:14,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5268 to 5268. [2022-11-18 21:08:14,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5268 states, 3624 states have (on average 1.3948675496688743) internal successors, (5055), 3830 states have internal predecessors, (5055), 1390 states have call successors, (1390), 218 states have call predecessors, (1390), 217 states have return successors, (1388), 1315 states have call predecessors, (1388), 1388 states have call successors, (1388) [2022-11-18 21:08:14,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5268 states to 5268 states and 7833 transitions. [2022-11-18 21:08:14,374 INFO L78 Accepts]: Start accepts. Automaton has 5268 states and 7833 transitions. Word has length 41 [2022-11-18 21:08:14,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:08:14,374 INFO L495 AbstractCegarLoop]: Abstraction has 5268 states and 7833 transitions. [2022-11-18 21:08:14,376 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-18 21:08:14,376 INFO L276 IsEmpty]: Start isEmpty. Operand 5268 states and 7833 transitions. [2022-11-18 21:08:14,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-18 21:08:14,381 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:08:14,381 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-18 21:08:14,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-18 21:08:14,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888c05bc-bc46-4aaf-9d6f-60a969451de0/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:08:14,604 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_fs_char_dev__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 35 more)] === [2022-11-18 21:08:14,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:08:14,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1585580058, now seen corresponding path program 2 times [2022-11-18 21:08:14,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:08:14,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863492246] [2022-11-18 21:08:14,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:08:14,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:08:14,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:15,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:08:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:15,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 21:08:15,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:15,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 21:08:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:15,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:08:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:15,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:08:15,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:16,001 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-18 21:08:16,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:08:16,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863492246] [2022-11-18 21:08:16,001 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863492246] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:08:16,002 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:08:16,002 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 21:08:16,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140015018] [2022-11-18 21:08:16,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:08:16,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 21:08:16,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:08:16,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 21:08:16,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 21:08:16,005 INFO L87 Difference]: Start difference. First operand 5268 states and 7833 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-18 21:08:16,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:08:16,707 INFO L93 Difference]: Finished difference Result 10382 states and 15447 transitions. [2022-11-18 21:08:16,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 21:08:16,711 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 47 [2022-11-18 21:08:16,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:08:16,794 INFO L225 Difference]: With dead ends: 10382 [2022-11-18 21:08:16,794 INFO L226 Difference]: Without dead ends: 10380 [2022-11-18 21:08:16,803 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-18 21:08:16,804 INFO L413 NwaCegarLoop]: 9238 mSDtfsCounter, 7807 mSDsluCounter, 26087 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7808 SdHoareTripleChecker+Valid, 35325 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 21:08:16,804 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7808 Valid, 35325 Invalid, 16 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 21:08:16,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10380 states. [2022-11-18 21:08:17,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10380 to 10297. [2022-11-18 21:08:17,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10297 states, 7108 states have (on average 1.399831176139561) internal successors, (9950), 7483 states have internal predecessors, (9950), 2723 states have call successors, (2723), 432 states have call predecessors, (2723), 430 states have return successors, (2721), 2569 states have call predecessors, (2721), 2721 states have call successors, (2721) [2022-11-18 21:08:17,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10297 states to 10297 states and 15394 transitions. [2022-11-18 21:08:17,557 INFO L78 Accepts]: Start accepts. Automaton has 10297 states and 15394 transitions. Word has length 47 [2022-11-18 21:08:17,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:08:17,558 INFO L495 AbstractCegarLoop]: Abstraction has 10297 states and 15394 transitions. [2022-11-18 21:08:17,558 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-18 21:08:17,558 INFO L276 IsEmpty]: Start isEmpty. Operand 10297 states and 15394 transitions. [2022-11-18 21:08:17,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-18 21:08:17,561 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:08:17,562 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:08:17,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 21:08:17,562 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_usb_gadget__chrdev_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 35 more)] === [2022-11-18 21:08:17,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:08:17,563 INFO L85 PathProgramCache]: Analyzing trace with hash 1705371271, now seen corresponding path program 1 times [2022-11-18 21:08:17,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:08:17,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14636477] [2022-11-18 21:08:17,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:08:17,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:08:18,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:18,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:08:18,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:18,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 21:08:18,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:18,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 21:08:18,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:19,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:08:19,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:19,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:08:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:19,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-18 21:08:19,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:19,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:08:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:19,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:08:19,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:19,077 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-18 21:08:19,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:08:19,078 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14636477] [2022-11-18 21:08:19,078 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14636477] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:08:19,078 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:08:19,078 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 21:08:19,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760674604] [2022-11-18 21:08:19,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:08:19,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 21:08:19,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:08:19,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 21:08:19,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 21:08:19,082 INFO L87 Difference]: Start difference. First operand 10297 states and 15394 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-18 21:08:19,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:08:19,676 INFO L93 Difference]: Finished difference Result 10297 states and 15394 transitions. [2022-11-18 21:08:19,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 21:08:19,677 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (7), 2 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 66 [2022-11-18 21:08:19,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:08:19,780 INFO L225 Difference]: With dead ends: 10297 [2022-11-18 21:08:19,781 INFO L226 Difference]: Without dead ends: 10295 [2022-11-18 21:08:19,789 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-18 21:08:19,790 INFO L413 NwaCegarLoop]: 7816 mSDtfsCounter, 7805 mSDsluCounter, 15629 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7806 SdHoareTripleChecker+Valid, 23445 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 21:08:19,791 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7806 Valid, 23445 Invalid, 14 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 21:08:19,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10295 states. [2022-11-18 21:08:20,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10295 to 10295. [2022-11-18 21:08:20,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10295 states, 7107 states have (on average 1.3996060222316027) internal successors, (9947), 7481 states have internal predecessors, (9947), 2723 states have call successors, (2723), 432 states have call predecessors, (2723), 430 states have return successors, (2721), 2569 states have call predecessors, (2721), 2721 states have call successors, (2721) [2022-11-18 21:08:20,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10295 states to 10295 states and 15391 transitions. [2022-11-18 21:08:20,509 INFO L78 Accepts]: Start accepts. Automaton has 10295 states and 15391 transitions. Word has length 66 [2022-11-18 21:08:20,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:08:20,510 INFO L495 AbstractCegarLoop]: Abstraction has 10295 states and 15391 transitions. [2022-11-18 21:08:20,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-18 21:08:20,510 INFO L276 IsEmpty]: Start isEmpty. Operand 10295 states and 15391 transitions. [2022-11-18 21:08:20,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-18 21:08:20,523 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:08:20,524 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 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] [2022-11-18 21:08:20,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 21:08:20,524 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 35 more)] === [2022-11-18 21:08:20,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:08:20,525 INFO L85 PathProgramCache]: Analyzing trace with hash -88016271, now seen corresponding path program 1 times [2022-11-18 21:08:20,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:08:20,525 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968162931] [2022-11-18 21:08:20,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:08:20,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:08:20,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:21,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:08:21,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:21,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 21:08:21,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:21,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 21:08:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:21,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:08:21,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:21,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:08:21,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:21,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-18 21:08:21,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:21,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:08:21,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:21,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:08:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:21,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 21:08:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:21,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 21:08:21,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:21,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 21:08:21,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:21,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 21:08:21,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:21,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 21:08:21,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:21,534 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2022-11-18 21:08:21,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:08:21,535 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968162931] [2022-11-18 21:08:21,535 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968162931] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:08:21,535 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:08:21,535 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 21:08:21,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320560509] [2022-11-18 21:08:21,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:08:21,536 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 21:08:21,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:08:21,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 21:08:21,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 21:08:21,538 INFO L87 Difference]: Start difference. First operand 10295 states and 15391 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-18 21:08:23,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:08:23,574 INFO L93 Difference]: Finished difference Result 21976 states and 32974 transitions. [2022-11-18 21:08:23,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 21:08:23,575 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 112 [2022-11-18 21:08:23,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:08:23,658 INFO L225 Difference]: With dead ends: 21976 [2022-11-18 21:08:23,658 INFO L226 Difference]: Without dead ends: 12155 [2022-11-18 21:08:23,723 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 21:08:23,724 INFO L413 NwaCegarLoop]: 8145 mSDtfsCounter, 1621 mSDsluCounter, 15631 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 650 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1621 SdHoareTripleChecker+Valid, 23776 SdHoareTripleChecker+Invalid, 664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 650 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-18 21:08:23,724 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1621 Valid, 23776 Invalid, 664 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [650 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-18 21:08:23,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12155 states. [2022-11-18 21:08:24,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12155 to 10299. [2022-11-18 21:08:24,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10299 states, 7111 states have (on average 1.3993812403318802) internal successors, (9951), 7485 states have internal predecessors, (9951), 2723 states have call successors, (2723), 432 states have call predecessors, (2723), 430 states have return successors, (2721), 2569 states have call predecessors, (2721), 2721 states have call successors, (2721) [2022-11-18 21:08:24,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10299 states to 10299 states and 15395 transitions. [2022-11-18 21:08:24,755 INFO L78 Accepts]: Start accepts. Automaton has 10299 states and 15395 transitions. Word has length 112 [2022-11-18 21:08:24,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:08:24,757 INFO L495 AbstractCegarLoop]: Abstraction has 10299 states and 15395 transitions. [2022-11-18 21:08:24,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-18 21:08:24,758 INFO L276 IsEmpty]: Start isEmpty. Operand 10299 states and 15395 transitions. [2022-11-18 21:08:24,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-18 21:08:24,766 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:08:24,767 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 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] [2022-11-18 21:08:24,767 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 21:08:24,767 INFO L420 AbstractCegarLoop]: === Iteration 6 === 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 35 more)] === [2022-11-18 21:08:24,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:08:24,768 INFO L85 PathProgramCache]: Analyzing trace with hash 835095712, now seen corresponding path program 1 times [2022-11-18 21:08:24,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:08:24,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413862539] [2022-11-18 21:08:24,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:08:24,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:08:25,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:25,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:08:25,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:25,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 21:08:26,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:26,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 21:08:26,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:26,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:08:26,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:26,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:08:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:26,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-18 21:08:26,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:26,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:08:26,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:26,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:08:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:26,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 21:08:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:26,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 21:08:26,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:26,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 21:08:26,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:26,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-18 21:08:26,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:26,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:08:26,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:26,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-18 21:08:26,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:26,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 21:08:26,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:08:26,279 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2022-11-18 21:08:26,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:08:26,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413862539] [2022-11-18 21:08:26,279 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413862539] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:08:26,280 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:08:26,280 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 21:08:26,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858757846] [2022-11-18 21:08:26,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:08:26,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 21:08:26,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:08:26,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 21:08:26,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:08:26,284 INFO L87 Difference]: Start difference. First operand 10299 states and 15395 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-18 21:08:28,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:08:55,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:09:06,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:09:35,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:09:35,594 INFO L93 Difference]: Finished difference Result 21476 states and 32583 transitions. [2022-11-18 21:09:35,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 21:09:35,594 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 3 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 112 [2022-11-18 21:09:35,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:09:35,751 INFO L225 Difference]: With dead ends: 21476 [2022-11-18 21:09:35,752 INFO L226 Difference]: Without dead ends: 21474 [2022-11-18 21:09:35,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-18 21:09:35,764 INFO L413 NwaCegarLoop]: 7636 mSDtfsCounter, 10306 mSDsluCounter, 20686 mSDsCounter, 0 mSdLazyCounter, 19132 mSolverCounterSat, 3777 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 62.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11604 SdHoareTripleChecker+Valid, 28322 SdHoareTripleChecker+Invalid, 22912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 3777 IncrementalHoareTripleChecker+Valid, 19132 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 67.1s IncrementalHoareTripleChecker+Time [2022-11-18 21:09:35,764 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11604 Valid, 28322 Invalid, 22912 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [3777 Valid, 19132 Invalid, 3 Unknown, 0 Unchecked, 67.1s Time] [2022-11-18 21:09:35,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21474 states. [2022-11-18 21:09:37,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21474 to 19918. [2022-11-18 21:09:37,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19918 states, 13782 states have (on average 1.4030619648817297) internal successors, (19337), 14485 states have internal predecessors, (19337), 5285 states have call successors, (5285), 820 states have call predecessors, (5285), 817 states have return successors, (5291), 4979 states have call predecessors, (5291), 5283 states have call successors, (5291) [2022-11-18 21:09:37,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19918 states to 19918 states and 29913 transitions. [2022-11-18 21:09:37,988 INFO L78 Accepts]: Start accepts. Automaton has 19918 states and 29913 transitions. Word has length 112 [2022-11-18 21:09:37,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:09:37,989 INFO L495 AbstractCegarLoop]: Abstraction has 19918 states and 29913 transitions. [2022-11-18 21:09:37,989 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-18 21:09:37,989 INFO L276 IsEmpty]: Start isEmpty. Operand 19918 states and 29913 transitions. [2022-11-18 21:09:37,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-18 21:09:37,994 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:09:37,994 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:09:37,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-18 21:09:37,994 INFO L420 AbstractCegarLoop]: === Iteration 7 === 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 35 more)] === [2022-11-18 21:09:37,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:09:37,995 INFO L85 PathProgramCache]: Analyzing trace with hash 1887071009, now seen corresponding path program 1 times [2022-11-18 21:09:37,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:09:37,996 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050864775] [2022-11-18 21:09:37,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:09:37,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:09:38,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:39,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:09:39,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:39,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 21:09:39,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:39,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 21:09:39,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:39,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:09:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:39,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:09:39,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:39,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-18 21:09:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:39,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:09:39,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:39,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:09:39,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:39,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 21:09:39,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:39,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 21:09:39,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:39,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 21:09:39,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:39,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-18 21:09:39,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:39,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:09:39,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:39,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-18 21:09:39,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:39,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 21:09:39,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:39,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-18 21:09:39,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:39,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-18 21:09:39,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:09:39,533 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-18 21:09:39,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:09:39,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050864775] [2022-11-18 21:09:39,534 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050864775] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:09:39,534 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:09:39,534 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 21:09:39,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747940454] [2022-11-18 21:09:39,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:09:39,535 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 21:09:39,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:09:39,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 21:09:39,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:09:39,536 INFO L87 Difference]: Start difference. First operand 19918 states and 29913 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-18 21:09:41,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:09:58,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:10:13,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:10:13,888 INFO L93 Difference]: Finished difference Result 21144 states and 32223 transitions. [2022-11-18 21:10:13,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 21:10:13,889 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (16), 3 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 125 [2022-11-18 21:10:13,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:10:14,030 INFO L225 Difference]: With dead ends: 21144 [2022-11-18 21:10:14,030 INFO L226 Difference]: Without dead ends: 21142 [2022-11-18 21:10:14,047 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-18 21:10:14,049 INFO L413 NwaCegarLoop]: 5626 mSDtfsCounter, 8681 mSDsluCounter, 12702 mSDsCounter, 0 mSdLazyCounter, 9721 mSolverCounterSat, 2933 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9537 SdHoareTripleChecker+Valid, 18328 SdHoareTripleChecker+Invalid, 12656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2933 IncrementalHoareTripleChecker+Valid, 9721 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.8s IncrementalHoareTripleChecker+Time [2022-11-18 21:10:14,049 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9537 Valid, 18328 Invalid, 12656 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2933 Valid, 9721 Invalid, 2 Unknown, 0 Unchecked, 32.8s Time] [2022-11-18 21:10:14,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21142 states. [2022-11-18 21:10:15,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21142 to 19916. [2022-11-18 21:10:15,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19916 states, 13781 states have (on average 1.402800957840505) internal successors, (19332), 14483 states have internal predecessors, (19332), 5285 states have call successors, (5285), 820 states have call predecessors, (5285), 817 states have return successors, (5291), 4979 states have call predecessors, (5291), 5283 states have call successors, (5291) [2022-11-18 21:10:15,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19916 states to 19916 states and 29908 transitions. [2022-11-18 21:10:15,752 INFO L78 Accepts]: Start accepts. Automaton has 19916 states and 29908 transitions. Word has length 125 [2022-11-18 21:10:15,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:10:15,753 INFO L495 AbstractCegarLoop]: Abstraction has 19916 states and 29908 transitions. [2022-11-18 21:10:15,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-18 21:10:15,753 INFO L276 IsEmpty]: Start isEmpty. Operand 19916 states and 29908 transitions. [2022-11-18 21:10:15,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-18 21:10:15,756 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:10:15,756 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:10:15,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-18 21:10:15,757 INFO L420 AbstractCegarLoop]: === Iteration 8 === 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 35 more)] === [2022-11-18 21:10:15,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:10:15,757 INFO L85 PathProgramCache]: Analyzing trace with hash -653204746, now seen corresponding path program 1 times [2022-11-18 21:10:15,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:10:15,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165795493] [2022-11-18 21:10:15,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:10:15,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:10:15,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:16,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:10:16,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:16,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 21:10:16,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:16,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 21:10:16,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:16,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:10:16,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:16,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:10:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:16,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-18 21:10:16,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:16,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:10:16,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:16,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:10:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:16,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 21:10:16,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:16,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 21:10:16,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:16,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 21:10:16,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:17,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-18 21:10:17,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:17,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-18 21:10:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:17,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-18 21:10:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:17,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:10:17,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:17,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-18 21:10:17,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:17,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-18 21:10:17,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:17,125 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-11-18 21:10:17,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:10:17,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165795493] [2022-11-18 21:10:17,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165795493] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:10:17,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:10:17,126 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 21:10:17,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667231560] [2022-11-18 21:10:17,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:10:17,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 21:10:17,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:10:17,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 21:10:17,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:10:17,128 INFO L87 Difference]: Start difference. First operand 19916 states and 29908 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-18 21:10:19,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:10:21,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:10:32,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:10:35,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:10:51,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:11:01,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:11:14,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:11:47,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:11:55,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:11:55,405 INFO L93 Difference]: Finished difference Result 37934 states and 57510 transitions. [2022-11-18 21:11:55,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-18 21:11:55,406 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 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 128 [2022-11-18 21:11:55,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:11:55,641 INFO L225 Difference]: With dead ends: 37934 [2022-11-18 21:11:55,642 INFO L226 Difference]: Without dead ends: 37932 [2022-11-18 21:11:55,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-18 21:11:55,667 INFO L413 NwaCegarLoop]: 2336 mSDtfsCounter, 18901 mSDsluCounter, 4972 mSDsCounter, 0 mSdLazyCounter, 23987 mSolverCounterSat, 10437 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 88.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19270 SdHoareTripleChecker+Valid, 7308 SdHoareTripleChecker+Invalid, 34431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 10437 IncrementalHoareTripleChecker+Valid, 23987 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 95.0s IncrementalHoareTripleChecker+Time [2022-11-18 21:11:55,668 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19270 Valid, 7308 Invalid, 34431 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [10437 Valid, 23987 Invalid, 7 Unknown, 0 Unchecked, 95.0s Time] [2022-11-18 21:11:55,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37932 states. [2022-11-18 21:11:58,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37932 to 37586. [2022-11-18 21:11:58,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37586 states, 26018 states have (on average 1.4079099085248674) internal successors, (36631), 27356 states have internal predecessors, (36631), 10018 states have call successors, (10018), 1522 states have call predecessors, (10018), 1517 states have return successors, (10478), 9404 states have call predecessors, (10478), 10016 states have call successors, (10478) [2022-11-18 21:11:58,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37586 states to 37586 states and 57127 transitions. [2022-11-18 21:11:58,779 INFO L78 Accepts]: Start accepts. Automaton has 37586 states and 57127 transitions. Word has length 128 [2022-11-18 21:11:58,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:11:58,780 INFO L495 AbstractCegarLoop]: Abstraction has 37586 states and 57127 transitions. [2022-11-18 21:11:58,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-18 21:11:58,780 INFO L276 IsEmpty]: Start isEmpty. Operand 37586 states and 57127 transitions. [2022-11-18 21:11:58,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-18 21:11:58,785 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:11:58,785 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:11:58,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-18 21:11:58,786 INFO L420 AbstractCegarLoop]: === Iteration 9 === 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 35 more)] === [2022-11-18 21:11:58,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:11:58,787 INFO L85 PathProgramCache]: Analyzing trace with hash 1519939941, now seen corresponding path program 1 times [2022-11-18 21:11:58,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:11:58,787 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711926541] [2022-11-18 21:11:58,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:11:58,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:11:59,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:12:00,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:12:00,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:12:00,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 21:12:00,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:12:00,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 21:12:00,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:12:00,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:12:00,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:12:00,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:12:00,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:12:00,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-18 21:12:00,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:12:00,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:12:00,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:12:00,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:12:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:12:00,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 21:12:00,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:12:00,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 21:12:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:12:00,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 21:12:00,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:12:00,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-18 21:12:00,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:12:00,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-18 21:12:00,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:12:00,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-18 21:12:00,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:12:00,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:12:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:12:00,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-18 21:12:00,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:12:00,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-18 21:12:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:12:00,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 21:12:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:12:00,474 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-11-18 21:12:00,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:12:00,474 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711926541] [2022-11-18 21:12:00,474 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711926541] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:12:00,474 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:12:00,475 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 21:12:00,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752076055] [2022-11-18 21:12:00,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:12:00,475 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 21:12:00,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:12:00,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 21:12:00,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:12:00,476 INFO L87 Difference]: Start difference. First operand 37586 states and 57127 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-18 21:12:02,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:12:04,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:12:11,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:12:16,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:12:20,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:12:32,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:12:37,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:12:46,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:13:11,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:13:11,187 INFO L93 Difference]: Finished difference Result 41058 states and 62156 transitions. [2022-11-18 21:13:11,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 21:13:11,188 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 134 [2022-11-18 21:13:11,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:13:11,389 INFO L225 Difference]: With dead ends: 41058 [2022-11-18 21:13:11,390 INFO L226 Difference]: Without dead ends: 41056 [2022-11-18 21:13:11,509 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-18 21:13:11,513 INFO L413 NwaCegarLoop]: 1969 mSDtfsCounter, 14180 mSDsluCounter, 3710 mSDsCounter, 0 mSdLazyCounter, 15908 mSolverCounterSat, 7121 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 63.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14605 SdHoareTripleChecker+Valid, 5679 SdHoareTripleChecker+Invalid, 23036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 7121 IncrementalHoareTripleChecker+Valid, 15908 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 67.7s IncrementalHoareTripleChecker+Time [2022-11-18 21:13:11,513 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14605 Valid, 5679 Invalid, 23036 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [7121 Valid, 15908 Invalid, 7 Unknown, 0 Unchecked, 67.7s Time] [2022-11-18 21:13:11,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41056 states. [2022-11-18 21:13:14,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41056 to 41046. [2022-11-18 21:13:14,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41046 states, 28487 states have (on average 1.4048513356969845) internal successors, (40020), 29880 states have internal predecessors, (40020), 10822 states have call successors, (10822), 1698 states have call predecessors, (10822), 1705 states have return successors, (11306), 10192 states have call predecessors, (11306), 10820 states have call successors, (11306) [2022-11-18 21:13:14,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41046 states to 41046 states and 62148 transitions. [2022-11-18 21:13:14,342 INFO L78 Accepts]: Start accepts. Automaton has 41046 states and 62148 transitions. Word has length 134 [2022-11-18 21:13:14,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:13:14,343 INFO L495 AbstractCegarLoop]: Abstraction has 41046 states and 62148 transitions. [2022-11-18 21:13:14,343 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-18 21:13:14,343 INFO L276 IsEmpty]: Start isEmpty. Operand 41046 states and 62148 transitions. [2022-11-18 21:13:14,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-18 21:13:14,346 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:13:14,347 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:13:14,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-18 21:13:14,347 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 35 more)] === [2022-11-18 21:13:14,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:13:14,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1010830064, now seen corresponding path program 1 times [2022-11-18 21:13:14,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:13:14,348 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781221490] [2022-11-18 21:13:14,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:13:14,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:13:14,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:13:16,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:13:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:13:16,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 21:13:16,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:13:16,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 21:13:16,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:13:16,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:13:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:13:16,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:13:16,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:13:16,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-18 21:13:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:13:16,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:13:16,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:13:16,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:13:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:13:16,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 21:13:16,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:13:16,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 21:13:16,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:13:16,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 21:13:16,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:13:16,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-18 21:13:16,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:13:16,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-18 21:13:16,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:13:16,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-18 21:13:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:13:16,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:13:16,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:13:16,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-18 21:13:16,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:13:16,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-18 21:13:16,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:13:16,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-18 21:13:16,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:13:16,342 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2022-11-18 21:13:16,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:13:16,342 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781221490] [2022-11-18 21:13:16,342 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781221490] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:13:16,343 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:13:16,343 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 21:13:16,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632920038] [2022-11-18 21:13:16,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:13:16,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 21:13:16,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:13:16,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 21:13:16,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 21:13:16,345 INFO L87 Difference]: Start difference. First operand 41046 states and 62148 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-18 21:13:18,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:13:20,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:13:29,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:13:36,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:13:39,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:13:49,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:13:54,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:14:10,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:14:44,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:14:44,351 INFO L93 Difference]: Finished difference Result 41181 states and 62260 transitions. [2022-11-18 21:14:44,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-18 21:14:44,359 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 137 [2022-11-18 21:14:44,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:14:44,502 INFO L225 Difference]: With dead ends: 41181 [2022-11-18 21:14:44,502 INFO L226 Difference]: Without dead ends: 41179 [2022-11-18 21:14:44,516 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2022-11-18 21:14:44,517 INFO L413 NwaCegarLoop]: 1969 mSDtfsCounter, 14238 mSDsluCounter, 5246 mSDsCounter, 0 mSdLazyCounter, 22701 mSolverCounterSat, 7140 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 79.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14657 SdHoareTripleChecker+Valid, 7215 SdHoareTripleChecker+Invalid, 29848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.5s SdHoareTripleChecker+Time, 7140 IncrementalHoareTripleChecker+Valid, 22701 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 84.4s IncrementalHoareTripleChecker+Time [2022-11-18 21:14:44,517 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14657 Valid, 7215 Invalid, 29848 Unknown, 0 Unchecked, 0.5s Time], IncrementalHoareTripleChecker [7140 Valid, 22701 Invalid, 7 Unknown, 0 Unchecked, 84.4s Time] [2022-11-18 21:14:44,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41179 states. [2022-11-18 21:14:46,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41179 to 41169. [2022-11-18 21:14:46,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41169 states, 28577 states have (on average 1.403856248031634) internal successors, (40118), 29970 states have internal predecessors, (40118), 10822 states have call successors, (10822), 1731 states have call predecessors, (10822), 1738 states have return successors, (11306), 10192 states have call predecessors, (11306), 10820 states have call successors, (11306) [2022-11-18 21:14:47,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41169 states to 41169 states and 62246 transitions. [2022-11-18 21:14:47,067 INFO L78 Accepts]: Start accepts. Automaton has 41169 states and 62246 transitions. Word has length 137 [2022-11-18 21:14:47,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:14:47,068 INFO L495 AbstractCegarLoop]: Abstraction has 41169 states and 62246 transitions. [2022-11-18 21:14:47,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-18 21:14:47,068 INFO L276 IsEmpty]: Start isEmpty. Operand 41169 states and 62246 transitions. [2022-11-18 21:14:47,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-11-18 21:14:47,071 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:14:47,072 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:14:47,072 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-18 21:14:47,072 INFO L420 AbstractCegarLoop]: === Iteration 11 === 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 35 more)] === [2022-11-18 21:14:47,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:14:47,073 INFO L85 PathProgramCache]: Analyzing trace with hash 2099915800, now seen corresponding path program 1 times [2022-11-18 21:14:47,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:14:47,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763329013] [2022-11-18 21:14:47,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:14:47,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:14:47,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:14:48,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 21:14:48,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 21:14:48,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:14:48,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:14:48,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-18 21:14:48,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:14:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:14:48,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 21:14:48,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 21:14:48,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 21:14:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-18 21:14:48,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-18 21:14:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-18 21:14:48,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:14:48,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-18 21:14:48,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-18 21:14:48,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 21:14:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-18 21:14:48,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:14:48,647 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-11-18 21:14:48,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:14:48,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763329013] [2022-11-18 21:14:48,648 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763329013] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:14:48,648 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:14:48,648 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 21:14:48,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718353607] [2022-11-18 21:14:48,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:14:48,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 21:14:48,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:14:48,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 21:14:48,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:14:48,650 INFO L87 Difference]: Start difference. First operand 41169 states and 62246 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-18 21:14:50,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:14:52,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:15:00,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:15:04,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:15:07,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:15:15,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:15:19,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:15:32,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:15:59,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:15:59,446 INFO L93 Difference]: Finished difference Result 41179 states and 62251 transitions. [2022-11-18 21:15:59,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 21:15:59,446 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 140 [2022-11-18 21:15:59,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:15:59,566 INFO L225 Difference]: With dead ends: 41179 [2022-11-18 21:15:59,566 INFO L226 Difference]: Without dead ends: 41177 [2022-11-18 21:15:59,581 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-18 21:15:59,582 INFO L413 NwaCegarLoop]: 1969 mSDtfsCounter, 14242 mSDsluCounter, 3710 mSDsCounter, 0 mSdLazyCounter, 15814 mSolverCounterSat, 7143 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 63.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14666 SdHoareTripleChecker+Valid, 5679 SdHoareTripleChecker+Invalid, 22964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 7143 IncrementalHoareTripleChecker+Valid, 15814 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 67.6s IncrementalHoareTripleChecker+Time [2022-11-18 21:15:59,582 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14666 Valid, 5679 Invalid, 22964 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [7143 Valid, 15814 Invalid, 7 Unknown, 0 Unchecked, 67.6s Time] [2022-11-18 21:15:59,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41177 states. [2022-11-18 21:16:01,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41177 to 41167. [2022-11-18 21:16:01,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41167 states, 28576 states have (on average 1.4038003919372901) internal successors, (40115), 29968 states have internal predecessors, (40115), 10822 states have call successors, (10822), 1731 states have call predecessors, (10822), 1738 states have return successors, (11306), 10192 states have call predecessors, (11306), 10820 states have call successors, (11306) [2022-11-18 21:16:02,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41167 states to 41167 states and 62243 transitions. [2022-11-18 21:16:02,235 INFO L78 Accepts]: Start accepts. Automaton has 41167 states and 62243 transitions. Word has length 140 [2022-11-18 21:16:02,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:16:02,239 INFO L495 AbstractCegarLoop]: Abstraction has 41167 states and 62243 transitions. [2022-11-18 21:16:02,240 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-18 21:16:02,240 INFO L276 IsEmpty]: Start isEmpty. Operand 41167 states and 62243 transitions. [2022-11-18 21:16:02,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-11-18 21:16:02,250 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:16:02,250 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:16:02,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-18 21:16:02,251 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 35 more)] === [2022-11-18 21:16:02,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:16:02,251 INFO L85 PathProgramCache]: Analyzing trace with hash -670742839, now seen corresponding path program 1 times [2022-11-18 21:16:02,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:16:02,252 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740237592] [2022-11-18 21:16:02,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:16:02,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:16:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:16:03,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 21:16:03,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 21:16:03,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:16:03,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:16:03,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-18 21:16:03,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:16:03,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:16:03,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 21:16:03,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 21:16:03,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 21:16:03,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 21:16:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:16:03,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:16:03,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 21:16:03,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-18 21:16:03,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:16:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:16:03,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 21:16:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-18 21:16:03,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:16:03,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:03,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:16:03,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:04,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 21:16:04,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:04,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-11-18 21:16:04,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:04,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-18 21:16:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:04,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-18 21:16:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:04,052 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2022-11-18 21:16:04,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:16:04,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740237592] [2022-11-18 21:16:04,052 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740237592] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:16:04,052 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:16:04,053 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 21:16:04,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770842415] [2022-11-18 21:16:04,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:16:04,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 21:16:04,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:16:04,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 21:16:04,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:16:04,054 INFO L87 Difference]: Start difference. First operand 41167 states and 62243 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-18 21:16:06,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:16:20,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:16:41,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:16:41,767 INFO L93 Difference]: Finished difference Result 43839 states and 67407 transitions. [2022-11-18 21:16:41,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 21:16:41,768 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 170 [2022-11-18 21:16:41,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:16:41,917 INFO L225 Difference]: With dead ends: 43839 [2022-11-18 21:16:41,917 INFO L226 Difference]: Without dead ends: 43837 [2022-11-18 21:16:41,933 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-18 21:16:41,934 INFO L413 NwaCegarLoop]: 5619 mSDtfsCounter, 8662 mSDsluCounter, 12701 mSDsCounter, 0 mSdLazyCounter, 9758 mSolverCounterSat, 2921 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9511 SdHoareTripleChecker+Valid, 18320 SdHoareTripleChecker+Invalid, 12681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2921 IncrementalHoareTripleChecker+Valid, 9758 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.2s IncrementalHoareTripleChecker+Time [2022-11-18 21:16:41,935 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9511 Valid, 18320 Invalid, 12681 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2921 Valid, 9758 Invalid, 2 Unknown, 0 Unchecked, 34.2s Time] [2022-11-18 21:16:41,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43837 states. [2022-11-18 21:16:44,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43837 to 41623. [2022-11-18 21:16:44,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41623 states, 28856 states have (on average 1.4022387025228722) internal successors, (40463), 30284 states have internal predecessors, (40463), 10930 states have call successors, (10930), 1787 states have call predecessors, (10930), 1806 states have return successors, (11462), 10288 states have call predecessors, (11462), 10928 states have call successors, (11462) [2022-11-18 21:16:45,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41623 states to 41623 states and 62855 transitions. [2022-11-18 21:16:45,063 INFO L78 Accepts]: Start accepts. Automaton has 41623 states and 62855 transitions. Word has length 170 [2022-11-18 21:16:45,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:16:45,064 INFO L495 AbstractCegarLoop]: Abstraction has 41623 states and 62855 transitions. [2022-11-18 21:16:45,064 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-18 21:16:45,065 INFO L276 IsEmpty]: Start isEmpty. Operand 41623 states and 62855 transitions. [2022-11-18 21:16:45,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-18 21:16:45,068 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:16:45,069 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:16:45,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-18 21:16:45,069 INFO L420 AbstractCegarLoop]: === Iteration 13 === 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 35 more)] === [2022-11-18 21:16:45,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:16:45,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1758796153, now seen corresponding path program 1 times [2022-11-18 21:16:45,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:16:45,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16440566] [2022-11-18 21:16:45,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:16:45,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:16:45,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:16:46,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 21:16:46,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 21:16:46,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:16:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:16:46,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-18 21:16:46,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:16:46,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:16:46,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 21:16:46,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 21:16:46,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 21:16:46,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-18 21:16:46,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-18 21:16:46,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-18 21:16:46,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:16:46,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-18 21:16:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-18 21:16:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 21:16:46,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-18 21:16:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-18 21:16:46,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:16:46,697 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-11-18 21:16:46,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:16:46,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16440566] [2022-11-18 21:16:46,698 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16440566] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:16:46,698 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:16:46,698 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 21:16:46,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745004357] [2022-11-18 21:16:46,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:16:46,699 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 21:16:46,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:16:46,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 21:16:46,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:16:46,700 INFO L87 Difference]: Start difference. First operand 41623 states and 62855 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-18 21:16:48,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:16:50,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:16:58,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:17:03,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:17:06,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:17:15,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:17:19,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:17:30,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:17:53,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:17:58,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:17:58,113 INFO L93 Difference]: Finished difference Result 41633 states and 62860 transitions. [2022-11-18 21:17:58,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 21:17:58,119 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 146 [2022-11-18 21:17:58,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:17:58,301 INFO L225 Difference]: With dead ends: 41633 [2022-11-18 21:17:58,301 INFO L226 Difference]: Without dead ends: 41631 [2022-11-18 21:17:58,424 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-18 21:17:58,425 INFO L413 NwaCegarLoop]: 1969 mSDtfsCounter, 14250 mSDsluCounter, 3710 mSDsCounter, 0 mSdLazyCounter, 15784 mSolverCounterSat, 7155 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 63.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14673 SdHoareTripleChecker+Valid, 5679 SdHoareTripleChecker+Invalid, 22946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 7155 IncrementalHoareTripleChecker+Valid, 15784 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 67.7s IncrementalHoareTripleChecker+Time [2022-11-18 21:17:58,425 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14673 Valid, 5679 Invalid, 22946 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [7155 Valid, 15784 Invalid, 7 Unknown, 0 Unchecked, 67.7s Time] [2022-11-18 21:17:58,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41631 states. [2022-11-18 21:18:00,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41631 to 41621. [2022-11-18 21:18:00,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41621 states, 28855 states have (on average 1.4021833304453302) internal successors, (40460), 30282 states have internal predecessors, (40460), 10930 states have call successors, (10930), 1787 states have call predecessors, (10930), 1806 states have return successors, (11462), 10288 states have call predecessors, (11462), 10928 states have call successors, (11462) [2022-11-18 21:18:01,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41621 states to 41621 states and 62852 transitions. [2022-11-18 21:18:01,163 INFO L78 Accepts]: Start accepts. Automaton has 41621 states and 62852 transitions. Word has length 146 [2022-11-18 21:18:01,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:18:01,164 INFO L495 AbstractCegarLoop]: Abstraction has 41621 states and 62852 transitions. [2022-11-18 21:18:01,164 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-18 21:18:01,164 INFO L276 IsEmpty]: Start isEmpty. Operand 41621 states and 62852 transitions. [2022-11-18 21:18:01,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-11-18 21:18:01,167 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:18:01,167 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:18:01,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-18 21:18:01,168 INFO L420 AbstractCegarLoop]: === Iteration 14 === 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 35 more)] === [2022-11-18 21:18:01,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:18:01,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1805960740, now seen corresponding path program 1 times [2022-11-18 21:18:01,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:18:01,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121651026] [2022-11-18 21:18:01,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:18:01,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:18:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:18:02,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 21:18:02,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-18 21:18:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:18:02,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:18:02,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-18 21:18:02,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:18:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 21:18:02,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 21:18:02,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 21:18:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-18 21:18:02,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-18 21:18:02,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-18 21:18:02,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-18 21:18:02,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 21:18:02,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-18 21:18:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-18 21:18:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 21:18:02,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-18 21:18:02,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-18 21:18:02,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-11-18 21:18:02,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:18:02,588 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-11-18 21:18:02,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:18:02,589 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121651026] [2022-11-18 21:18:02,589 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121651026] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:18:02,589 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:18:02,589 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 21:18:02,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862041968] [2022-11-18 21:18:02,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:18:02,591 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 21:18:02,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:18:02,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 21:18:02,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:18:02,592 INFO L87 Difference]: Start difference. First operand 41621 states and 62852 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-18 21:18:04,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 21:18:06,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []