./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--scsi--pmcraid.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_924acf56-1edd-47fa-94ad-14bbc91823e2/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/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_924acf56-1edd-47fa-94ad-14bbc91823e2/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/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_924acf56-1edd-47fa-94ad-14bbc91823e2/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 cdd309eda0ec3d8fb282a1c78025fbcdf2ec7d45d2e6d31be9848f04f8f03e3d --- 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 19:58:30,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 19:58:30,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 19:58:30,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 19:58:30,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 19:58:30,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 19:58:30,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 19:58:30,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 19:58:30,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 19:58:30,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 19:58:30,244 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 19:58:30,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 19:58:30,246 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 19:58:30,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 19:58:30,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 19:58:30,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 19:58:30,249 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 19:58:30,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 19:58:30,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 19:58:30,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 19:58:30,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 19:58:30,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 19:58:30,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 19:58:30,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 19:58:30,280 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 19:58:30,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 19:58:30,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 19:58:30,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 19:58:30,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 19:58:30,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 19:58:30,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 19:58:30,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 19:58:30,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 19:58:30,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 19:58:30,286 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 19:58:30,294 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 19:58:30,295 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 19:58:30,295 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 19:58:30,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 19:58:30,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 19:58:30,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 19:58:30,297 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 19:58:30,319 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 19:58:30,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 19:58:30,319 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 19:58:30,319 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 19:58:30,320 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 19:58:30,320 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 19:58:30,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 19:58:30,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 19:58:30,321 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 19:58:30,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 19:58:30,321 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 19:58:30,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 19:58:30,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 19:58:30,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 19:58:30,322 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 19:58:30,322 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 19:58:30,322 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 19:58:30,323 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 19:58:30,323 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 19:58:30,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 19:58:30,323 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 19:58:30,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:58:30,324 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 19:58:30,324 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 19:58:30,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 19:58:30,324 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 19:58:30,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 19:58:30,325 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 19:58:30,325 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 19:58:30,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 19:58:30,325 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_924acf56-1edd-47fa-94ad-14bbc91823e2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdd309eda0ec3d8fb282a1c78025fbcdf2ec7d45d2e6d31be9848f04f8f03e3d [2022-11-18 19:58:30,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 19:58:30,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 19:58:30,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 19:58:30,595 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 19:58:30,596 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 19:58:30,597 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i [2022-11-18 19:58:30,674 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/bin/uautomizer-TMbwUNV5ro/data/278a3d081/2aa54549806a4ec3bc22baf6e816de81/FLAGd72ce4fe2 [2022-11-18 19:58:31,764 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 19:58:31,765 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i [2022-11-18 19:58:31,852 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/bin/uautomizer-TMbwUNV5ro/data/278a3d081/2aa54549806a4ec3bc22baf6e816de81/FLAGd72ce4fe2 [2022-11-18 19:58:32,007 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/bin/uautomizer-TMbwUNV5ro/data/278a3d081/2aa54549806a4ec3bc22baf6e816de81 [2022-11-18 19:58:32,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 19:58:32,015 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 19:58:32,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 19:58:32,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 19:58:32,022 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 19:58:32,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:58:32" (1/1) ... [2022-11-18 19:58:32,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4772bc7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:58:32, skipping insertion in model container [2022-11-18 19:58:32,025 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:58:32" (1/1) ... [2022-11-18 19:58:32,051 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 19:58:32,303 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:58:41,134 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678224,678237] [2022-11-18 19:58:41,139 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678369,678382] [2022-11-18 19:58:41,139 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678515,678528] [2022-11-18 19:58:41,140 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678680,678693] [2022-11-18 19:58:41,140 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678838,678851] [2022-11-18 19:58:41,140 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678996,679009] [2022-11-18 19:58:41,141 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679154,679167] [2022-11-18 19:58:41,141 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679314,679327] [2022-11-18 19:58:41,142 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679473,679486] [2022-11-18 19:58:41,142 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679612,679625] [2022-11-18 19:58:41,142 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679754,679767] [2022-11-18 19:58:41,143 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679903,679916] [2022-11-18 19:58:41,143 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680042,680055] [2022-11-18 19:58:41,144 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680197,680210] [2022-11-18 19:58:41,144 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680357,680370] [2022-11-18 19:58:41,145 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680508,680521] [2022-11-18 19:58:41,145 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680659,680672] [2022-11-18 19:58:41,146 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680811,680824] [2022-11-18 19:58:41,146 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680960,680973] [2022-11-18 19:58:41,147 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681108,681121] [2022-11-18 19:58:41,147 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681265,681278] [2022-11-18 19:58:41,148 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681414,681427] [2022-11-18 19:58:41,148 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681570,681583] [2022-11-18 19:58:41,148 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681723,681736] [2022-11-18 19:58:41,149 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681869,681882] [2022-11-18 19:58:41,149 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682012,682025] [2022-11-18 19:58:41,150 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682164,682177] [2022-11-18 19:58:41,150 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682310,682323] [2022-11-18 19:58:41,151 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682455,682468] [2022-11-18 19:58:41,151 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682609,682622] [2022-11-18 19:58:41,152 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682760,682773] [2022-11-18 19:58:41,152 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682915,682928] [2022-11-18 19:58:41,152 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683067,683080] [2022-11-18 19:58:41,153 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683222,683235] [2022-11-18 19:58:41,153 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683386,683399] [2022-11-18 19:58:41,154 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683542,683555] [2022-11-18 19:58:41,154 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683706,683719] [2022-11-18 19:58:41,154 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683848,683861] [2022-11-18 19:58:41,155 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684006,684019] [2022-11-18 19:58:41,155 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684173,684186] [2022-11-18 19:58:41,156 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684332,684345] [2022-11-18 19:58:41,156 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684491,684504] [2022-11-18 19:58:41,156 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684640,684653] [2022-11-18 19:58:41,157 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684787,684800] [2022-11-18 19:58:41,157 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684926,684939] [2022-11-18 19:58:41,158 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685089,685102] [2022-11-18 19:58:41,158 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685255,685268] [2022-11-18 19:58:41,159 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685419,685432] [2022-11-18 19:58:41,159 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685584,685597] [2022-11-18 19:58:41,159 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685749,685762] [2022-11-18 19:58:41,160 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685915,685928] [2022-11-18 19:58:41,160 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686080,686093] [2022-11-18 19:58:41,161 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686247,686260] [2022-11-18 19:58:41,161 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686407,686420] [2022-11-18 19:58:41,161 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686569,686582] [2022-11-18 19:58:41,162 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686728,686741] [2022-11-18 19:58:41,162 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686874,686887] [2022-11-18 19:58:41,163 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687017,687030] [2022-11-18 19:58:41,163 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687161,687174] [2022-11-18 19:58:41,164 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687304,687317] [2022-11-18 19:58:41,164 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687448,687461] [2022-11-18 19:58:41,164 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687589,687602] [2022-11-18 19:58:41,165 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687727,687740] [2022-11-18 19:58:41,165 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687885,687898] [2022-11-18 19:58:41,166 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688044,688057] [2022-11-18 19:58:41,166 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688200,688213] [2022-11-18 19:58:41,166 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688349,688362] [2022-11-18 19:58:41,167 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688501,688514] [2022-11-18 19:58:41,167 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688652,688665] [2022-11-18 19:58:41,168 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688801,688814] [2022-11-18 19:58:41,168 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688953,688966] [2022-11-18 19:58:41,169 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689101,689114] [2022-11-18 19:58:41,169 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689254,689267] [2022-11-18 19:58:41,169 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689405,689418] [2022-11-18 19:58:41,170 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689555,689568] [2022-11-18 19:58:41,170 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689702,689715] [2022-11-18 19:58:41,171 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689853,689866] [2022-11-18 19:58:41,171 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690004,690017] [2022-11-18 19:58:41,171 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690152,690165] [2022-11-18 19:58:41,172 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690318,690331] [2022-11-18 19:58:41,172 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690487,690500] [2022-11-18 19:58:41,173 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690654,690667] [2022-11-18 19:58:41,173 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690822,690835] [2022-11-18 19:58:41,174 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690972,690985] [2022-11-18 19:58:41,174 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691119,691132] [2022-11-18 19:58:41,174 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691280,691293] [2022-11-18 19:58:41,175 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691450,691463] [2022-11-18 19:58:41,175 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691612,691625] [2022-11-18 19:58:41,210 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:58:41,243 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 19:58:42,176 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678224,678237] [2022-11-18 19:58:42,177 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678369,678382] [2022-11-18 19:58:42,182 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678515,678528] [2022-11-18 19:58:42,184 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678680,678693] [2022-11-18 19:58:42,185 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678838,678851] [2022-11-18 19:58:42,186 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678996,679009] [2022-11-18 19:58:42,187 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679154,679167] [2022-11-18 19:58:42,188 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679314,679327] [2022-11-18 19:58:42,189 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679473,679486] [2022-11-18 19:58:42,190 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679612,679625] [2022-11-18 19:58:42,190 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679754,679767] [2022-11-18 19:58:42,191 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679903,679916] [2022-11-18 19:58:42,191 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680042,680055] [2022-11-18 19:58:42,192 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680197,680210] [2022-11-18 19:58:42,194 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680357,680370] [2022-11-18 19:58:42,194 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680508,680521] [2022-11-18 19:58:42,195 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680659,680672] [2022-11-18 19:58:42,195 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680811,680824] [2022-11-18 19:58:42,196 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680960,680973] [2022-11-18 19:58:42,196 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681108,681121] [2022-11-18 19:58:42,197 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681265,681278] [2022-11-18 19:58:42,197 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681414,681427] [2022-11-18 19:58:42,197 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681570,681583] [2022-11-18 19:58:42,199 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681723,681736] [2022-11-18 19:58:42,199 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681869,681882] [2022-11-18 19:58:42,199 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682012,682025] [2022-11-18 19:58:42,200 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682164,682177] [2022-11-18 19:58:42,200 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682310,682323] [2022-11-18 19:58:42,200 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682455,682468] [2022-11-18 19:58:42,201 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682609,682622] [2022-11-18 19:58:42,201 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682760,682773] [2022-11-18 19:58:42,202 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682915,682928] [2022-11-18 19:58:42,202 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683067,683080] [2022-11-18 19:58:42,203 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683222,683235] [2022-11-18 19:58:42,203 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683386,683399] [2022-11-18 19:58:42,204 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683542,683555] [2022-11-18 19:58:42,205 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683706,683719] [2022-11-18 19:58:42,205 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683848,683861] [2022-11-18 19:58:42,205 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684006,684019] [2022-11-18 19:58:42,206 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684173,684186] [2022-11-18 19:58:42,207 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684332,684345] [2022-11-18 19:58:42,208 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684491,684504] [2022-11-18 19:58:42,208 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684640,684653] [2022-11-18 19:58:42,209 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684787,684800] [2022-11-18 19:58:42,209 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684926,684939] [2022-11-18 19:58:42,210 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685089,685102] [2022-11-18 19:58:42,210 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685255,685268] [2022-11-18 19:58:42,210 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685419,685432] [2022-11-18 19:58:42,211 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685584,685597] [2022-11-18 19:58:42,212 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685749,685762] [2022-11-18 19:58:42,212 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685915,685928] [2022-11-18 19:58:42,212 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686080,686093] [2022-11-18 19:58:42,213 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686247,686260] [2022-11-18 19:58:42,214 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686407,686420] [2022-11-18 19:58:42,215 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686569,686582] [2022-11-18 19:58:42,216 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686728,686741] [2022-11-18 19:58:42,216 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686874,686887] [2022-11-18 19:58:42,217 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687017,687030] [2022-11-18 19:58:42,217 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687161,687174] [2022-11-18 19:58:42,218 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687304,687317] [2022-11-18 19:58:42,218 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687448,687461] [2022-11-18 19:58:42,219 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687589,687602] [2022-11-18 19:58:42,220 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687727,687740] [2022-11-18 19:58:42,221 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687885,687898] [2022-11-18 19:58:42,224 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688044,688057] [2022-11-18 19:58:42,229 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688200,688213] [2022-11-18 19:58:42,230 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688349,688362] [2022-11-18 19:58:42,231 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688501,688514] [2022-11-18 19:58:42,232 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688652,688665] [2022-11-18 19:58:42,232 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688801,688814] [2022-11-18 19:58:42,234 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_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688953,688966] [2022-11-18 19:58:42,234 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_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689101,689114] [2022-11-18 19:58:42,234 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_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689254,689267] [2022-11-18 19:58:42,239 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_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689405,689418] [2022-11-18 19:58:42,239 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_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689555,689568] [2022-11-18 19:58:42,239 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_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689702,689715] [2022-11-18 19:58:42,240 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_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689853,689866] [2022-11-18 19:58:42,240 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_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690004,690017] [2022-11-18 19:58:42,242 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690152,690165] [2022-11-18 19:58:42,242 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690318,690331] [2022-11-18 19:58:42,243 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_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690487,690500] [2022-11-18 19:58:42,244 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690654,690667] [2022-11-18 19:58:42,244 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690822,690835] [2022-11-18 19:58:42,245 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_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690972,690985] [2022-11-18 19:58:42,245 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_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691119,691132] [2022-11-18 19:58:42,245 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_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691280,691293] [2022-11-18 19:58:42,246 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691450,691463] [2022-11-18 19:58:42,247 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691612,691625] [2022-11-18 19:58:42,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:58:42,697 INFO L208 MainTranslator]: Completed translation [2022-11-18 19:58:42,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:58:42 WrapperNode [2022-11-18 19:58:42,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 19:58:42,698 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 19:58:42,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 19:58:42,699 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 19:58:42,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:58:42" (1/1) ... [2022-11-18 19:58:42,817 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:58:42" (1/1) ... [2022-11-18 19:58:43,053 INFO L138 Inliner]: procedures = 961, calls = 4208, calls flagged for inlining = 472, calls inlined = 394, statements flattened = 9874 [2022-11-18 19:58:43,054 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 19:58:43,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 19:58:43,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 19:58:43,055 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 19:58:43,065 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:58:42" (1/1) ... [2022-11-18 19:58:43,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:58:42" (1/1) ... [2022-11-18 19:58:43,122 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:58:42" (1/1) ... [2022-11-18 19:58:43,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:58:42" (1/1) ... [2022-11-18 19:58:43,398 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:58:42" (1/1) ... [2022-11-18 19:58:43,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:58:42" (1/1) ... [2022-11-18 19:58:43,472 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:58:42" (1/1) ... [2022-11-18 19:58:43,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:58:42" (1/1) ... [2022-11-18 19:58:43,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 19:58:43,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 19:58:43,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 19:58:43,640 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 19:58:43,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:58:42" (1/1) ... [2022-11-18 19:58:43,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:58:43,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:58:43,680 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 19:58:43,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924acf56-1edd-47fa-94ad-14bbc91823e2/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 19:58:43,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-11-18 19:58:43,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-11-18 19:58:43,726 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_expose_resource [2022-11-18 19:58:43,727 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_expose_resource [2022-11-18 19:58:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_slave_configure [2022-11-18 19:58:43,727 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_slave_configure [2022-11-18 19:58:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_init_ioadls [2022-11-18 19:58:43,727 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_init_ioadls [2022-11-18 19:58:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_reset_alert_done [2022-11-18 19:58:43,728 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_reset_alert_done [2022-11-18 19:58:43,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-18 19:58:43,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-18 19:58:43,728 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-11-18 19:58:43,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-11-18 19:58:43,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-18 19:58:43,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-18 19:58:43,729 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_eh_target_reset_handler [2022-11-18 19:58:43,730 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_eh_target_reset_handler [2022-11-18 19:58:43,731 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_eh_abort_handler [2022-11-18 19:58:43,731 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_eh_abort_handler [2022-11-18 19:58:43,732 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-18 19:58:43,732 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-18 19:58:43,732 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-18 19:58:43,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-18 19:58:43,733 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_chr_ioctl [2022-11-18 19:58:43,733 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_chr_ioctl [2022-11-18 19:58:43,733 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-18 19:58:43,734 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-18 19:58:43,734 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-18 19:58:43,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2022-11-18 19:58:43,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2022-11-18 19:58:43,734 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-18 19:58:43,734 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-18 19:58:43,735 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-18 19:58:43,735 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-18 19:58:43,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-18 19:58:43,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-18 19:58:43,735 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-18 19:58:43,735 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-18 19:58:43,736 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-18 19:58:43,736 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-18 19:58:43,736 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_release_cmd_blocks [2022-11-18 19:58:43,736 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_release_cmd_blocks [2022-11-18 19:58:43,736 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-11-18 19:58:43,736 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-11-18 19:58:43,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_aen_queue_lock_of_pmcraid_instance [2022-11-18 19:58:43,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_aen_queue_lock_of_pmcraid_instance [2022-11-18 19:58:43,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-18 19:58:43,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-18 19:58:43,737 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_error_handler [2022-11-18 19:58:43,737 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_error_handler [2022-11-18 19:58:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_fail_outstanding_cmds [2022-11-18 19:58:43,738 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_fail_outstanding_cmds [2022-11-18 19:58:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-18 19:58:43,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-18 19:58:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 19:58:43,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-18 19:58:43,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-18 19:58:43,739 INFO L130 BoogieDeclarations]: Found specification of procedure kmap [2022-11-18 19:58:43,739 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap [2022-11-18 19:58:43,740 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2022-11-18 19:58:43,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2022-11-18 19:58:43,740 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2022-11-18 19:58:43,740 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2022-11-18 19:58:43,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-18 19:58:43,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-18 19:58:43,741 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-18 19:58:43,741 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-18 19:58:43,741 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-11-18 19:58:43,741 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-11-18 19:58:43,741 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_enable_interrupts [2022-11-18 19:58:43,742 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_enable_interrupts [2022-11-18 19:58:43,746 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-18 19:58:43,746 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-18 19:58:43,746 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-18 19:58:43,747 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-18 19:58:43,747 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-11-18 19:58:43,747 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-11-18 19:58:43,747 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-11-18 19:58:43,747 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-11-18 19:58:43,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-18 19:58:43,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-18 19:58:43,749 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_querycfg [2022-11-18 19:58:43,750 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_querycfg [2022-11-18 19:58:43,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2022-11-18 19:58:43,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2022-11-18 19:58:43,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 19:58:43,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2022-11-18 19:58:43,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2022-11-18 19:58:43,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 19:58:43,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-18 19:58:43,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-18 19:58:43,751 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_abort_cmd [2022-11-18 19:58:43,751 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_abort_cmd [2022-11-18 19:58:43,751 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2022-11-18 19:58:43,752 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2022-11-18 19:58:43,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 19:58:43,753 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-18 19:58:43,753 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-18 19:58:43,753 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-18 19:58:43,754 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-11-18 19:58:43,754 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-11-18 19:58:43,754 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_ioa_reset [2022-11-18 19:58:43,754 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_ioa_reset [2022-11-18 19:58:43,754 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-18 19:58:43,754 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-18 19:58:43,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lockp [2022-11-18 19:58:43,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lockp [2022-11-18 19:58:43,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2022-11-18 19:58:43,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2022-11-18 19:58:43,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_completion_173 [2022-11-18 19:58:43,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_completion_173 [2022-11-18 19:58:43,755 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-18 19:58:43,756 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-18 19:58:43,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 19:58:43,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 19:58:43,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_pending_pool_lock_of_pmcraid_instance [2022-11-18 19:58:43,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_pending_pool_lock_of_pmcraid_instance [2022-11-18 19:58:43,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-18 19:58:43,757 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-11-18 19:58:43,758 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-11-18 19:58:43,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_144 [2022-11-18 19:58:43,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_144 [2022-11-18 19:58:43,758 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_release_control_blocks [2022-11-18 19:58:43,759 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_release_control_blocks [2022-11-18 19:58:43,759 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_disable_interrupts [2022-11-18 19:58:43,759 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_disable_interrupts [2022-11-18 19:58:43,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-18 19:58:43,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-18 19:58:43,759 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_chr_open [2022-11-18 19:58:43,759 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_chr_open [2022-11-18 19:58:43,760 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_shutdown [2022-11-18 19:58:43,760 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_shutdown [2022-11-18 19:58:43,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_130 [2022-11-18 19:58:43,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_130 [2022-11-18 19:58:43,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_135 [2022-11-18 19:58:43,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_135 [2022-11-18 19:58:43,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-18 19:58:43,761 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-18 19:58:43,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-18 19:58:43,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-18 19:58:43,761 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_netlink_release [2022-11-18 19:58:43,761 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_netlink_release [2022-11-18 19:58:43,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-18 19:58:43,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-18 19:58:43,762 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-18 19:58:43,762 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-18 19:58:43,762 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-18 19:58:43,762 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-18 19:58:43,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_128 [2022-11-18 19:58:43,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_128 [2022-11-18 19:58:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-18 19:58:43,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-18 19:58:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-18 19:58:43,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-18 19:58:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 19:58:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-18 19:58:43,764 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-18 19:58:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-18 19:58:43,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-18 19:58:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-11-18 19:58:43,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-11-18 19:58:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 19:58:43,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_destroy_class [2022-11-18 19:58:43,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_destroy_class [2022-11-18 19:58:43,765 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-18 19:58:43,765 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-18 19:58:43,765 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_reset_bringdown [2022-11-18 19:58:43,765 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_reset_bringdown [2022-11-18 19:58:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-18 19:58:43,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-18 19:58:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-11-18 19:58:43,766 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2022-11-18 19:58:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-18 19:58:43,766 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-18 19:58:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_report_bus_reset [2022-11-18 19:58:43,767 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_report_bus_reset [2022-11-18 19:58:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_remove [2022-11-18 19:58:43,767 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_remove [2022-11-18 19:58:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_set_timestamp [2022-11-18 19:58:43,767 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_set_timestamp [2022-11-18 19:58:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-18 19:58:43,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-18 19:58:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-18 19:58:43,768 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-18 19:58:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-11-18 19:58:43,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-11-18 19:58:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-18 19:58:43,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-18 19:58:43,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-18 19:58:43,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-18 19:58:43,769 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_start_bist [2022-11-18 19:58:43,769 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_start_bist [2022-11-18 19:58:43,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-18 19:58:43,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-18 19:58:43,770 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_resume [2022-11-18 19:58:43,770 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_resume [2022-11-18 19:58:43,770 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_free_sglist [2022-11-18 19:58:43,770 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_free_sglist [2022-11-18 19:58:43,770 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_read_interrupts [2022-11-18 19:58:43,770 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_read_interrupts [2022-11-18 19:58:43,770 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_init_cmdblk [2022-11-18 19:58:43,771 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_init_cmdblk [2022-11-18 19:58:43,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 19:58:43,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-18 19:58:43,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-18 19:58:43,771 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_identify_hrrq [2022-11-18 19:58:43,771 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_identify_hrrq [2022-11-18 19:58:43,772 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-11-18 19:58:43,773 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-11-18 19:58:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_process_ldn [2022-11-18 19:58:43,773 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_process_ldn [2022-11-18 19:58:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-18 19:58:43,773 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-18 19:58:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2022-11-18 19:58:43,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2022-11-18 19:58:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-18 19:58:43,774 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-18 19:58:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_soft_reset [2022-11-18 19:58:43,774 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_soft_reset [2022-11-18 19:58:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-18 19:58:43,775 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-18 19:58:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure kunmap [2022-11-18 19:58:43,775 INFO L138 BoogieDeclarations]: Found implementation of procedure kunmap [2022-11-18 19:58:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-18 19:58:43,775 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-18 19:58:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_remove_host [2022-11-18 19:58:43,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_remove_host [2022-11-18 19:58:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_clr_trans_op [2022-11-18 19:58:43,776 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_clr_trans_op [2022-11-18 19:58:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-11-18 19:58:43,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-11-18 19:58:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-18 19:58:43,776 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-18 19:58:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-11-18 19:58:43,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-11-18 19:58:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_cancel_hcam [2022-11-18 19:58:43,777 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_cancel_hcam [2022-11-18 19:58:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-18 19:58:43,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-18 19:58:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-18 19:58:43,778 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-18 19:58:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-18 19:58:43,778 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-18 19:58:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_reinit_cmdblk [2022-11-18 19:58:43,778 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_reinit_cmdblk [2022-11-18 19:58:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-18 19:58:43,778 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-18 19:58:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-18 19:58:43,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-18 19:58:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-18 19:58:43,779 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-18 19:58:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-18 19:58:43,779 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-18 19:58:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_release_buffers [2022-11-18 19:58:43,780 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_release_buffers [2022-11-18 19:58:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-18 19:58:43,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-18 19:58:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-18 19:58:43,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-18 19:58:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-18 19:58:43,781 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-18 19:58:43,781 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_release_config_buffers [2022-11-18 19:58:43,781 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_release_config_buffers [2022-11-18 19:58:43,781 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_init_tasklets [2022-11-18 19:58:43,781 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_init_tasklets [2022-11-18 19:58:43,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-18 19:58:43,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-18 19:58:43,782 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-18 19:58:43,782 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-18 19:58:43,782 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_register_interrupt_handler [2022-11-18 19:58:43,782 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_register_interrupt_handler [2022-11-18 19:58:43,782 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_unregister_interrupt_handler [2022-11-18 19:58:43,782 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_unregister_interrupt_handler [2022-11-18 19:58:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-18 19:58:43,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-18 19:58:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-18 19:58:43,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-18 19:58:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_reset_device [2022-11-18 19:58:43,783 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_reset_device [2022-11-18 19:58:43,784 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_return_cmd [2022-11-18 19:58:43,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_return_cmd [2022-11-18 19:58:43,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 19:58:43,784 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2022-11-18 19:58:43,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2022-11-18 19:58:43,784 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-18 19:58:43,784 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-18 19:58:43,785 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-18 19:58:43,785 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-18 19:58:43,785 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_slave_alloc [2022-11-18 19:58:43,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_slave_alloc [2022-11-18 19:58:43,785 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-18 19:58:43,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-18 19:58:43,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-18 19:58:43,786 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_kill_tasklets [2022-11-18 19:58:43,786 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_kill_tasklets [2022-11-18 19:58:43,786 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-18 19:58:43,786 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-18 19:58:43,786 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-18 19:58:43,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-18 19:58:43,787 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_initiate_reset [2022-11-18 19:58:43,787 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_initiate_reset [2022-11-18 19:58:43,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 19:58:43,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-18 19:58:43,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-18 19:58:43,787 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_reset_bringup [2022-11-18 19:58:43,788 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_reset_bringup [2022-11-18 19:58:43,788 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_prepare_cancel_cmd [2022-11-18 19:58:43,788 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_prepare_cancel_cmd [2022-11-18 19:58:43,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-18 19:58:43,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-18 19:58:43,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-18 19:58:43,788 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-18 19:58:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-18 19:58:43,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-18 19:58:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-18 19:58:43,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-18 19:58:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-18 19:58:43,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-18 19:58:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_send_cmd [2022-11-18 19:58:43,790 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_send_cmd [2022-11-18 19:58:43,790 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_requests [2022-11-18 19:58:43,790 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_requests [2022-11-18 19:58:43,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2022-11-18 19:58:43,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2022-11-18 19:58:43,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_2 [2022-11-18 19:58:43,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_2 [2022-11-18 19:58:43,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-11-18 19:58:43,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-11-18 19:58:43,791 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-18 19:58:43,791 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-18 19:58:43,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-18 19:58:43,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-18 19:58:43,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_host_lock_of_Scsi_Host [2022-11-18 19:58:43,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_host_lock_of_Scsi_Host [2022-11-18 19:58:43,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_free_pool_lock_of_pmcraid_instance [2022-11-18 19:58:43,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_free_pool_lock_of_pmcraid_instance [2022-11-18 19:58:43,792 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 19:58:43,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 19:58:43,793 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-18 19:58:43,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-18 19:58:43,793 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-11-18 19:58:43,793 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-11-18 19:58:43,793 INFO L130 BoogieDeclarations]: Found specification of procedure _pmcraid_io_done [2022-11-18 19:58:43,793 INFO L138 BoogieDeclarations]: Found implementation of procedure _pmcraid_io_done [2022-11-18 19:58:43,793 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_send_hcam_cmd [2022-11-18 19:58:43,794 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_send_hcam_cmd [2022-11-18 19:58:43,794 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2022-11-18 19:58:43,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2022-11-18 19:58:43,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-18 19:58:43,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-18 19:58:43,794 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_release_hcams [2022-11-18 19:58:43,795 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_release_hcams [2022-11-18 19:58:43,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-18 19:58:43,795 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_notify_ioastate [2022-11-18 19:58:43,795 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_notify_ioastate [2022-11-18 19:58:43,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-18 19:58:43,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-18 19:58:43,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-18 19:58:43,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-18 19:58:43,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_destroy_class [2022-11-18 19:58:43,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_destroy_class [2022-11-18 19:58:43,796 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-18 19:58:43,796 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-18 19:58:43,796 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_host [2022-11-18 19:58:43,800 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_host [2022-11-18 19:58:43,800 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_get_free_cmd [2022-11-18 19:58:43,800 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_get_free_cmd [2022-11-18 19:58:43,801 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_request_sense [2022-11-18 19:58:43,801 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_request_sense [2022-11-18 19:58:43,801 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-18 19:58:43,801 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-18 19:58:43,801 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-11-18 19:58:43,801 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-11-18 19:58:43,802 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_send_hcam [2022-11-18 19:58:43,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_send_hcam [2022-11-18 19:58:43,802 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_release_host_rrqs [2022-11-18 19:58:43,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_release_host_rrqs [2022-11-18 19:58:43,802 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_complete_ioa_reset [2022-11-18 19:58:43,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_complete_ioa_reset [2022-11-18 19:58:43,803 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-18 19:58:43,803 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-18 19:58:43,803 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-11-18 19:58:43,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-11-18 19:58:43,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 19:58:43,803 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_io_done [2022-11-18 19:58:43,803 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_io_done [2022-11-18 19:58:43,804 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-18 19:58:43,804 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-18 19:58:43,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-18 19:58:43,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-18 19:58:43,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_210 [2022-11-18 19:58:43,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_210 [2022-11-18 19:58:43,805 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-18 19:58:43,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-18 19:58:43,805 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_ioa_shutdown_done [2022-11-18 19:58:43,805 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_ioa_shutdown_done [2022-11-18 19:58:43,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-18 19:58:43,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-18 19:58:43,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-18 19:58:43,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-18 19:58:43,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-18 19:58:43,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-18 19:58:43,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-18 19:58:43,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-18 19:58:43,807 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_release_minor [2022-11-18 19:58:43,807 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_release_minor [2022-11-18 19:58:43,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_sched_completion_wait_for_completion_wait_for_completion_of_pmcraid_cmd [2022-11-18 19:58:43,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_sched_completion_wait_for_completion_wait_for_completion_of_pmcraid_cmd [2022-11-18 19:58:43,807 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2022-11-18 19:58:43,807 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2022-11-18 19:58:43,807 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_notify_aen [2022-11-18 19:58:43,808 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_notify_aen [2022-11-18 19:58:43,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-18 19:58:43,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-18 19:58:43,808 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-18 19:58:43,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-18 19:58:43,808 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_eh_host_reset_handler [2022-11-18 19:58:43,809 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_eh_host_reset_handler [2022-11-18 19:58:43,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-18 19:58:43,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-18 19:58:43,809 INFO L130 BoogieDeclarations]: Found specification of procedure _pmcraid_fire_command [2022-11-18 19:58:43,809 INFO L138 BoogieDeclarations]: Found implementation of procedure _pmcraid_fire_command [2022-11-18 19:58:43,809 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-18 19:58:43,809 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-18 19:58:43,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-18 19:58:43,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-18 19:58:43,810 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-18 19:58:43,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-18 19:58:43,810 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_eh_device_reset_handler [2022-11-18 19:58:43,810 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_eh_device_reset_handler [2022-11-18 19:58:43,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-18 19:58:43,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-18 19:58:43,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2022-11-18 19:58:43,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2022-11-18 19:58:43,811 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_copy_sglist [2022-11-18 19:58:43,811 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_copy_sglist [2022-11-18 19:58:43,812 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_unblock_requests [2022-11-18 19:58:43,812 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_unblock_requests [2022-11-18 19:58:43,812 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_init_hcam [2022-11-18 19:58:43,812 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_init_hcam [2022-11-18 19:58:43,812 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-18 19:58:43,812 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-18 19:58:43,812 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-11-18 19:58:43,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-11-18 19:58:43,813 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_store_log_level [2022-11-18 19:58:43,813 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_store_log_level [2022-11-18 19:58:43,813 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_eh_bus_reset_handler [2022-11-18 19:58:43,813 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_eh_bus_reset_handler [2022-11-18 19:58:43,813 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_slave_destroy [2022-11-18 19:58:43,814 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_slave_destroy [2022-11-18 19:58:43,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-18 19:58:43,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-18 19:58:43,814 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-11-18 19:58:43,814 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-11-18 19:58:43,814 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-18 19:58:43,815 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-18 19:58:43,815 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_free [2022-11-18 19:58:43,815 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_free [2022-11-18 19:58:43,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-18 19:58:43,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-18 19:58:43,815 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-18 19:58:43,815 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-18 19:58:43,816 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_reset_reload [2022-11-18 19:58:43,816 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_reset_reload [2022-11-18 19:58:43,816 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_erp_done [2022-11-18 19:58:43,816 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_erp_done [2022-11-18 19:58:43,816 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_reset_alert [2022-11-18 19:58:43,816 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_reset_alert [2022-11-18 19:58:43,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 19:58:43,817 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_bist_done [2022-11-18 19:58:43,817 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_bist_done [2022-11-18 19:58:43,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_resource_lock_of_pmcraid_instance [2022-11-18 19:58:43,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_resource_lock_of_pmcraid_instance [2022-11-18 19:58:45,378 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 19:58:45,384 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 19:58:45,477 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-18 19:58:50,644 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9499: SUMMARY for call __copy_to_user_nocheck_#t~ret304#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~2#1 then 1 else 0), 0); srcloc: null [2022-11-18 19:58:50,644 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9503: SUMMARY for call __copy_to_user_nocheck_#t~ret305#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~2#1 then 1 else 0), 0); srcloc: null [2022-11-18 19:58:50,644 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9491: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-11-18 19:58:50,644 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9495: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-11-18 19:58:50,644 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9483: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-11-18 19:58:50,644 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9553: __copy_to_user_nocheck_~tmp___2~2#1 := __copy_to_user_nocheck_#t~ret306#1;havoc __copy_to_user_nocheck_#t~ret306#1;__copy_to_user_nocheck_#res#1 := (if __copy_to_user_nocheck_~tmp___2~2#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_nocheck_~tmp___2~2#1 % 18446744073709551616 % 4294967296 else __copy_to_user_nocheck_~tmp___2~2#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-11-18 19:58:50,645 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9487: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-11-18 19:58:50,645 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9541: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret305#1 && __copy_to_user_nocheck_#t~ret305#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___1~6#1 := __copy_to_user_nocheck_#t~ret305#1;havoc __copy_to_user_nocheck_#t~ret305#1; [2022-11-18 19:58:50,645 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9529: assume 0 != __copy_to_user_nocheck_~tmp___0~10#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-11-18 19:58:50,645 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9529: assume !(0 != __copy_to_user_nocheck_~tmp___0~10#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-11-18 19:58:50,645 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-18 19:58:50,645 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9506: SUMMARY for call __copy_to_user_nocheck_#t~ret306#1 := copy_user_generic(__copy_to_user_nocheck_~dst#1.base, __copy_to_user_nocheck_~dst#1.offset, __copy_to_user_nocheck_~src#1.base, __copy_to_user_nocheck_~src#1.offset, __copy_to_user_nocheck_~size#1); srcloc: null [2022-11-18 19:58:50,645 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-18 19:58:50,645 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9543: assume 0 != __copy_to_user_nocheck_~tmp___1~6#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-11-18 19:58:50,645 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9543: assume !(0 != __copy_to_user_nocheck_~tmp___1~6#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-11-18 19:58:50,645 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9498: assume 10 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-18 19:58:50,646 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9498: assume !(10 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-18 19:58:50,646 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9502: assume 16 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-18 19:58:50,646 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9502: assume !(16 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-18 19:58:50,646 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9490: assume 4 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-18 19:58:50,646 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9490: assume !(4 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-18 19:58:50,646 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9527: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret304#1 && __copy_to_user_nocheck_#t~ret304#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___0~10#1 := __copy_to_user_nocheck_#t~ret304#1;havoc __copy_to_user_nocheck_#t~ret304#1; [2022-11-18 19:58:50,646 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9494: assume 8 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-18 19:58:50,646 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9494: assume !(8 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-18 19:58:50,646 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9486: assume 2 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-18 19:58:50,646 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9486: assume !(2 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-18 19:58:55,783 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9450: __copy_from_user_nocheck_~tmp___2~1#1 := __copy_from_user_nocheck_#t~ret301#1;havoc __copy_from_user_nocheck_#t~ret301#1;__copy_from_user_nocheck_#res#1 := (if __copy_from_user_nocheck_~tmp___2~1#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~1#1 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~1#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-11-18 19:58:55,783 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9425: assume 0 != __copy_from_user_nocheck_~tmp___0~9#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-11-18 19:58:55,783 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9425: assume !(0 != __copy_from_user_nocheck_~tmp___0~9#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-11-18 19:58:55,783 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9438: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret300#1 && __copy_from_user_nocheck_#t~ret300#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~5#1 := __copy_from_user_nocheck_#t~ret300#1;havoc __copy_from_user_nocheck_#t~ret300#1; [2022-11-18 19:58:55,783 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9397: SUMMARY for call __copy_from_user_nocheck_#t~ret301#1 := copy_user_generic(__copy_from_user_nocheck_~dst#1.base, __copy_from_user_nocheck_~dst#1.offset, __copy_from_user_nocheck_~src#1.base, __copy_from_user_nocheck_~src#1.offset, __copy_from_user_nocheck_~size#1); srcloc: null [2022-11-18 19:58:55,783 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9389: assume 10 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-18 19:58:55,783 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9389: assume !(10 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-18 19:58:55,784 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9393: assume 16 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-18 19:58:55,784 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9393: assume !(16 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-18 19:58:55,784 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9381: assume 4 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-18 19:58:55,784 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9381: assume !(4 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-18 19:58:55,784 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9385: assume 8 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-18 19:58:55,784 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9385: assume !(8 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-18 19:58:55,784 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9377: assume 2 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-18 19:58:55,784 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9377: assume !(2 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-18 19:58:55,785 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9394: SUMMARY for call __copy_from_user_nocheck_#t~ret300#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~1#1 then 1 else 0), 0); srcloc: null [2022-11-18 19:58:55,785 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9386: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-11-18 19:58:55,785 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9423: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret299#1 && __copy_from_user_nocheck_#t~ret299#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~9#1 := __copy_from_user_nocheck_#t~ret299#1;havoc __copy_from_user_nocheck_#t~ret299#1; [2022-11-18 19:58:55,785 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9390: SUMMARY for call __copy_from_user_nocheck_#t~ret299#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~1#1 then 1 else 0), 0); srcloc: null [2022-11-18 19:58:55,785 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-18 19:58:55,785 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9378: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-11-18 19:58:55,785 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-18 19:58:55,785 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9382: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-11-18 19:58:55,785 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9440: assume 0 != __copy_from_user_nocheck_~tmp___1~5#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-11-18 19:58:55,786 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9440: assume !(0 != __copy_from_user_nocheck_~tmp___1~5#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-11-18 19:58:55,786 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L9374: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-11-18 19:59:14,416 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 19:59:14,437 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 19:59:14,437 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-18 19:59:14,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:59:14 BoogieIcfgContainer [2022-11-18 19:59:14,443 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 19:59:14,445 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 19:59:14,445 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 19:59:14,451 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 19:59:14,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 07:58:32" (1/3) ... [2022-11-18 19:59:14,452 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bb27740 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:59:14, skipping insertion in model container [2022-11-18 19:59:14,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:58:42" (2/3) ... [2022-11-18 19:59:14,453 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bb27740 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:59:14, skipping insertion in model container [2022-11-18 19:59:14,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:59:14" (3/3) ... [2022-11-18 19:59:14,460 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i [2022-11-18 19:59:14,480 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 19:59:14,481 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 39 error locations. [2022-11-18 19:59:14,615 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 19:59:14,626 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;@7eb41715, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 19:59:14,627 INFO L358 AbstractCegarLoop]: Starting to check reachability of 39 error locations. [2022-11-18 19:59:14,640 INFO L276 IsEmpty]: Start isEmpty. Operand has 3583 states, 2346 states have (on average 1.292838874680307) internal successors, (3033), 2490 states have internal predecessors, (3033), 970 states have call successors, (970), 228 states have call predecessors, (970), 227 states have return successors, (965), 931 states have call predecessors, (965), 965 states have call successors, (965) [2022-11-18 19:59:14,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-18 19:59:14,648 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:59:14,649 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] [2022-11-18 19:59:14,650 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 37 more)] === [2022-11-18 19:59:14,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:59:14,655 INFO L85 PathProgramCache]: Analyzing trace with hash -2130684084, now seen corresponding path program 1 times [2022-11-18 19:59:14,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:59:14,665 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832878763] [2022-11-18 19:59:14,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:59:14,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:59:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:16,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:59:16,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:16,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 19:59:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:16,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:59:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:16,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:59:16,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:16,116 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 19:59:16,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:59:16,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832878763] [2022-11-18 19:59:16,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832878763] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:59:16,117 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:59:16,118 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:59:16,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512824498] [2022-11-18 19:59:16,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:59:16,124 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:59:16,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:59:16,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:59:16,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:59:16,168 INFO L87 Difference]: Start difference. First operand has 3583 states, 2346 states have (on average 1.292838874680307) internal successors, (3033), 2490 states have internal predecessors, (3033), 970 states have call successors, (970), 228 states have call predecessors, (970), 227 states have return successors, (965), 931 states have call predecessors, (965), 965 states have call successors, (965) Second operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-18 19:59:16,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:59:16,941 INFO L93 Difference]: Finished difference Result 10653 states and 15484 transitions. [2022-11-18 19:59:16,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:59:16,944 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 33 [2022-11-18 19:59:16,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:59:17,019 INFO L225 Difference]: With dead ends: 10653 [2022-11-18 19:59:17,020 INFO L226 Difference]: Without dead ends: 7067 [2022-11-18 19:59:17,065 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:59:17,068 INFO L413 NwaCegarLoop]: 9680 mSDtfsCounter, 4900 mSDsluCounter, 24172 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4901 SdHoareTripleChecker+Valid, 33852 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 19:59:17,069 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4901 Valid, 33852 Invalid, 15 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 19:59:17,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7067 states. [2022-11-18 19:59:17,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7067 to 6962. [2022-11-18 19:59:17,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6962 states, 4581 states have (on average 1.2728661864221786) internal successors, (5831), 4825 states have internal predecessors, (5831), 1896 states have call successors, (1896), 448 states have call predecessors, (1896), 447 states have return successors, (1894), 1823 states have call predecessors, (1894), 1894 states have call successors, (1894) [2022-11-18 19:59:17,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6962 states to 6962 states and 9621 transitions. [2022-11-18 19:59:17,567 INFO L78 Accepts]: Start accepts. Automaton has 6962 states and 9621 transitions. Word has length 33 [2022-11-18 19:59:17,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:59:17,567 INFO L495 AbstractCegarLoop]: Abstraction has 6962 states and 9621 transitions. [2022-11-18 19:59:17,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-18 19:59:17,568 INFO L276 IsEmpty]: Start isEmpty. Operand 6962 states and 9621 transitions. [2022-11-18 19:59:17,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-18 19:59:17,571 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:59:17,571 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-18 19:59:17,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 19:59:17,572 INFO L420 AbstractCegarLoop]: === Iteration 2 === 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 37 more)] === [2022-11-18 19:59:17,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:59:17,573 INFO L85 PathProgramCache]: Analyzing trace with hash -946888694, now seen corresponding path program 1 times [2022-11-18 19:59:17,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:59:17,573 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885813935] [2022-11-18 19:59:17,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:59:17,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:59:17,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:18,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:59:18,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:18,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 19:59:18,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:18,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:59:18,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:18,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:59:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:18,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 19:59:18,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:18,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:59:18,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:18,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:59:18,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:18,281 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-18 19:59:18,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:59:18,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885813935] [2022-11-18 19:59:18,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1885813935] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:59:18,282 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:59:18,282 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:59:18,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351460842] [2022-11-18 19:59:18,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:59:18,283 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:59:18,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:59:18,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:59:18,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:59:18,285 INFO L87 Difference]: Start difference. First operand 6962 states and 9621 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 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 19:59:18,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:59:18,626 INFO L93 Difference]: Finished difference Result 6962 states and 9621 transitions. [2022-11-18 19:59:18,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:59:18,627 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 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 52 [2022-11-18 19:59:18,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:59:18,669 INFO L225 Difference]: With dead ends: 6962 [2022-11-18 19:59:18,669 INFO L226 Difference]: Without dead ends: 6960 [2022-11-18 19:59:18,675 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:59:18,676 INFO L413 NwaCegarLoop]: 4881 mSDtfsCounter, 4875 mSDsluCounter, 9759 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4876 SdHoareTripleChecker+Valid, 14640 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 19:59:18,677 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4876 Valid, 14640 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 19:59:18,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6960 states. [2022-11-18 19:59:19,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6960 to 6960. [2022-11-18 19:59:19,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6960 states, 4580 states have (on average 1.2724890829694324) internal successors, (5828), 4823 states have internal predecessors, (5828), 1896 states have call successors, (1896), 448 states have call predecessors, (1896), 447 states have return successors, (1894), 1823 states have call predecessors, (1894), 1894 states have call successors, (1894) [2022-11-18 19:59:19,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6960 states to 6960 states and 9618 transitions. [2022-11-18 19:59:19,072 INFO L78 Accepts]: Start accepts. Automaton has 6960 states and 9618 transitions. Word has length 52 [2022-11-18 19:59:19,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:59:19,073 INFO L495 AbstractCegarLoop]: Abstraction has 6960 states and 9618 transitions. [2022-11-18 19:59:19,073 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 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 19:59:19,073 INFO L276 IsEmpty]: Start isEmpty. Operand 6960 states and 9618 transitions. [2022-11-18 19:59:19,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-18 19:59:19,076 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:59:19,078 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2022-11-18 19:59:19,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 19:59:19,093 INFO L420 AbstractCegarLoop]: === Iteration 3 === 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 37 more)] === [2022-11-18 19:59:19,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:59:19,093 INFO L85 PathProgramCache]: Analyzing trace with hash 1934772659, now seen corresponding path program 1 times [2022-11-18 19:59:19,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:59:19,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955231778] [2022-11-18 19:59:19,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:59:19,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:59:19,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:19,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:59:19,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:19,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 19:59:19,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:19,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:59:19,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:19,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:59:19,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:19,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 19:59:19,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:19,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:59:19,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:19,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:59:19,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:19,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:59:19,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:19,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 19:59:19,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:19,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:59:19,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:19,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 19:59:19,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:19,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-18 19:59:19,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:19,842 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-18 19:59:19,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:59:19,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955231778] [2022-11-18 19:59:19,843 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955231778] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:59:19,843 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:59:19,843 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-18 19:59:19,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138512059] [2022-11-18 19:59:19,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:59:19,844 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-18 19:59:19,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:59:19,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-18 19:59:19,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-18 19:59:19,846 INFO L87 Difference]: Start difference. First operand 6960 states and 9618 transitions. Second operand has 8 states, 8 states have (on average 4.875) internal successors, (39), 7 states have internal predecessors, (39), 3 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2022-11-18 19:59:21,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:59:26,972 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 19:59:39,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:59:39,690 INFO L93 Difference]: Finished difference Result 10215 states and 14329 transitions. [2022-11-18 19:59:39,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 19:59:39,691 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.875) internal successors, (39), 7 states have internal predecessors, (39), 3 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 84 [2022-11-18 19:59:39,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:59:39,740 INFO L225 Difference]: With dead ends: 10215 [2022-11-18 19:59:39,740 INFO L226 Difference]: Without dead ends: 6694 [2022-11-18 19:59:39,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2022-11-18 19:59:39,764 INFO L413 NwaCegarLoop]: 4073 mSDtfsCounter, 2540 mSDsluCounter, 18059 mSDsCounter, 0 mSdLazyCounter, 12321 mSolverCounterSat, 1650 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3003 SdHoareTripleChecker+Valid, 22132 SdHoareTripleChecker+Invalid, 13973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1650 IncrementalHoareTripleChecker+Valid, 12321 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.8s IncrementalHoareTripleChecker+Time [2022-11-18 19:59:39,764 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3003 Valid, 22132 Invalid, 13973 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1650 Valid, 12321 Invalid, 2 Unknown, 0 Unchecked, 18.8s Time] [2022-11-18 19:59:39,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6694 states. [2022-11-18 19:59:40,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6694 to 5397. [2022-11-18 19:59:40,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5397 states, 3545 states have (on average 1.273342736248237) internal successors, (4514), 3756 states have internal predecessors, (4514), 1439 states have call successors, (1439), 377 states have call predecessors, (1439), 376 states have return successors, (1437), 1373 states have call predecessors, (1437), 1437 states have call successors, (1437) [2022-11-18 19:59:40,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5397 states to 5397 states and 7390 transitions. [2022-11-18 19:59:40,161 INFO L78 Accepts]: Start accepts. Automaton has 5397 states and 7390 transitions. Word has length 84 [2022-11-18 19:59:40,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:59:40,164 INFO L495 AbstractCegarLoop]: Abstraction has 5397 states and 7390 transitions. [2022-11-18 19:59:40,165 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.875) internal successors, (39), 7 states have internal predecessors, (39), 3 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2022-11-18 19:59:40,165 INFO L276 IsEmpty]: Start isEmpty. Operand 5397 states and 7390 transitions. [2022-11-18 19:59:40,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-18 19:59:40,173 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:59:40,173 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2022-11-18 19:59:40,174 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 19:59:40,174 INFO L420 AbstractCegarLoop]: === Iteration 4 === 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 37 more)] === [2022-11-18 19:59:40,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:59:40,175 INFO L85 PathProgramCache]: Analyzing trace with hash -1644699916, now seen corresponding path program 1 times [2022-11-18 19:59:40,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:59:40,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773431360] [2022-11-18 19:59:40,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:59:40,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:59:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:40,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:59:40,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:40,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 19:59:40,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:40,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:59:40,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:40,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:59:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:40,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-18 19:59:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:40,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-18 19:59:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:40,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:59:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:40,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:59:40,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:41,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-18 19:59:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:41,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 19:59:41,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:41,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:59:41,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:41,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-11-18 19:59:41,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:41,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 19:59:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:41,095 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-18 19:59:41,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:59:41,095 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773431360] [2022-11-18 19:59:41,095 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [773431360] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:59:41,096 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:59:41,096 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 19:59:41,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378866650] [2022-11-18 19:59:41,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:59:41,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 19:59:41,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:59:41,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 19:59:41,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:59:41,099 INFO L87 Difference]: Start difference. First operand 5397 states and 7390 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-18 19:59:46,440 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 19:59:48,947 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 20:00:05,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:00:05,617 INFO L93 Difference]: Finished difference Result 12191 states and 17097 transitions. [2022-11-18 20:00:05,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 20:00:05,618 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 90 [2022-11-18 20:00:05,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:00:05,695 INFO L225 Difference]: With dead ends: 12191 [2022-11-18 20:00:05,695 INFO L226 Difference]: Without dead ends: 12189 [2022-11-18 20:00:05,703 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-18 20:00:05,704 INFO L413 NwaCegarLoop]: 6714 mSDtfsCounter, 6500 mSDsluCounter, 17489 mSDsCounter, 0 mSdLazyCounter, 13230 mSolverCounterSat, 2546 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7384 SdHoareTripleChecker+Valid, 24203 SdHoareTripleChecker+Invalid, 15778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2546 IncrementalHoareTripleChecker+Valid, 13230 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.5s IncrementalHoareTripleChecker+Time [2022-11-18 20:00:05,704 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7384 Valid, 24203 Invalid, 15778 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2546 Valid, 13230 Invalid, 2 Unknown, 0 Unchecked, 23.5s Time] [2022-11-18 20:00:05,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12189 states. [2022-11-18 20:00:06,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12189 to 10377. [2022-11-18 20:00:06,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10377 states, 6831 states have (on average 1.2763870589957547) internal successors, (8719), 7215 states have internal predecessors, (8719), 2802 states have call successors, (2802), 709 states have call predecessors, (2802), 708 states have return successors, (2802), 2670 states have call predecessors, (2802), 2800 states have call successors, (2802) [2022-11-18 20:00:06,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10377 states to 10377 states and 14323 transitions. [2022-11-18 20:00:06,377 INFO L78 Accepts]: Start accepts. Automaton has 10377 states and 14323 transitions. Word has length 90 [2022-11-18 20:00:06,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:00:06,379 INFO L495 AbstractCegarLoop]: Abstraction has 10377 states and 14323 transitions. [2022-11-18 20:00:06,380 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-18 20:00:06,380 INFO L276 IsEmpty]: Start isEmpty. Operand 10377 states and 14323 transitions. [2022-11-18 20:00:06,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-18 20:00:06,381 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:00:06,382 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:00:06,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 20:00:06,382 INFO L420 AbstractCegarLoop]: === Iteration 5 === 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 37 more)] === [2022-11-18 20:00:06,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:00:06,383 INFO L85 PathProgramCache]: Analyzing trace with hash 219418306, now seen corresponding path program 1 times [2022-11-18 20:00:06,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:00:06,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792947429] [2022-11-18 20:00:06,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:00:06,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:00:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:06,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:00:06,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:06,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 20:00:06,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:06,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:06,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:06,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:00:06,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 20:00:07,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:00:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 20:00:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-18 20:00:07,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 20:00:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 20:00:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:07,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 20:00:07,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 20:00:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:07,147 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-11-18 20:00:07,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:00:07,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792947429] [2022-11-18 20:00:07,148 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792947429] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:00:07,148 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:00:07,148 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:00:07,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312807500] [2022-11-18 20:00:07,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:00:07,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:00:07,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:00:07,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:00:07,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:00:07,150 INFO L87 Difference]: Start difference. First operand 10377 states and 14323 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-18 20:00:08,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:00:10,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:00:19,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:00:24,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:00:33,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:00:39,768 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 20:00:50,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:00:50,381 INFO L93 Difference]: Finished difference Result 20517 states and 28553 transitions. [2022-11-18 20:00:50,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-18 20:00:50,381 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 99 [2022-11-18 20:00:50,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:00:50,474 INFO L225 Difference]: With dead ends: 20517 [2022-11-18 20:00:50,475 INFO L226 Difference]: Without dead ends: 20515 [2022-11-18 20:00:50,482 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-18 20:00:50,483 INFO L413 NwaCegarLoop]: 1623 mSDtfsCounter, 10972 mSDsluCounter, 3246 mSDsCounter, 0 mSdLazyCounter, 16218 mSolverCounterSat, 7281 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11259 SdHoareTripleChecker+Valid, 4869 SdHoareTripleChecker+Invalid, 23502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7281 IncrementalHoareTripleChecker+Valid, 16218 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.6s IncrementalHoareTripleChecker+Time [2022-11-18 20:00:50,483 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11259 Valid, 4869 Invalid, 23502 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7281 Valid, 16218 Invalid, 3 Unknown, 0 Unchecked, 41.6s Time] [2022-11-18 20:00:50,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20515 states. [2022-11-18 20:00:51,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20515 to 20169. [2022-11-18 20:00:51,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20169 states, 13290 states have (on average 1.2788562829194883) internal successors, (16996), 14022 states have internal predecessors, (16996), 5485 states have call successors, (5485), 1363 states have call predecessors, (5485), 1358 states have return successors, (5687), 5209 states have call predecessors, (5687), 5483 states have call successors, (5687) [2022-11-18 20:00:51,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20169 states to 20169 states and 28168 transitions. [2022-11-18 20:00:51,924 INFO L78 Accepts]: Start accepts. Automaton has 20169 states and 28168 transitions. Word has length 99 [2022-11-18 20:00:51,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:00:51,925 INFO L495 AbstractCegarLoop]: Abstraction has 20169 states and 28168 transitions. [2022-11-18 20:00:51,925 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-18 20:00:51,925 INFO L276 IsEmpty]: Start isEmpty. Operand 20169 states and 28168 transitions. [2022-11-18 20:00:51,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-18 20:00:51,932 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:00:51,932 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:00:51,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 20:00:51,933 INFO L420 AbstractCegarLoop]: === Iteration 6 === 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 37 more)] === [2022-11-18 20:00:51,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:00:51,933 INFO L85 PathProgramCache]: Analyzing trace with hash 161304932, now seen corresponding path program 1 times [2022-11-18 20:00:51,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:00:51,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270584319] [2022-11-18 20:00:51,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:00:51,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:00:52,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:52,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:00:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:52,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 20:00:52,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:52,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:52,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:52,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:00:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:52,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 20:00:52,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:52,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:52,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:52,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:00:52,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:52,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 20:00:52,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:52,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-18 20:00:52,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:52,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 20:00:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:52,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 20:00:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:52,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:52,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:52,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 20:00:52,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:52,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 20:00:52,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:52,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 20:00:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:52,700 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-11-18 20:00:52,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:00:52,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270584319] [2022-11-18 20:00:52,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270584319] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:00:52,702 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:00:52,702 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:00:52,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216010784] [2022-11-18 20:00:52,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:00:52,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:00:52,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:00:52,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:00:52,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:00:52,704 INFO L87 Difference]: Start difference. First operand 20169 states and 28168 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-18 20:00:54,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:01:02,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:01:04,024 WARN L539 Checker$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 20:01:06,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:01:17,413 WARN L539 Checker$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 20:01:25,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:01:25,712 INFO L93 Difference]: Finished difference Result 31979 states and 44625 transitions. [2022-11-18 20:01:25,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 20:01:25,713 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 105 [2022-11-18 20:01:25,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:01:25,859 INFO L225 Difference]: With dead ends: 31979 [2022-11-18 20:01:25,860 INFO L226 Difference]: Without dead ends: 31977 [2022-11-18 20:01:25,874 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-18 20:01:25,875 INFO L413 NwaCegarLoop]: 1270 mSDtfsCounter, 10152 mSDsluCounter, 2239 mSDsCounter, 0 mSdLazyCounter, 11355 mSolverCounterSat, 5988 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10455 SdHoareTripleChecker+Valid, 3509 SdHoareTripleChecker+Invalid, 17345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5988 IncrementalHoareTripleChecker+Valid, 11355 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.9s IncrementalHoareTripleChecker+Time [2022-11-18 20:01:25,875 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10455 Valid, 3509 Invalid, 17345 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5988 Valid, 11355 Invalid, 2 Unknown, 0 Unchecked, 30.9s Time] [2022-11-18 20:01:25,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31977 states. [2022-11-18 20:01:27,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31977 to 31947. [2022-11-18 20:01:27,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31947 states, 21109 states have (on average 1.2867023544459708) internal successors, (27161), 22340 states have internal predecessors, (27161), 8537 states have call successors, (8537), 2275 states have call predecessors, (8537), 2266 states have return successors, (8895), 8029 states have call predecessors, (8895), 8535 states have call successors, (8895) [2022-11-18 20:01:28,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31947 states to 31947 states and 44593 transitions. [2022-11-18 20:01:28,113 INFO L78 Accepts]: Start accepts. Automaton has 31947 states and 44593 transitions. Word has length 105 [2022-11-18 20:01:28,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:01:28,114 INFO L495 AbstractCegarLoop]: Abstraction has 31947 states and 44593 transitions. [2022-11-18 20:01:28,114 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-18 20:01:28,114 INFO L276 IsEmpty]: Start isEmpty. Operand 31947 states and 44593 transitions. [2022-11-18 20:01:28,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-18 20:01:28,116 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:01:28,116 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 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 20:01:28,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-18 20:01:28,117 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 37 more)] === [2022-11-18 20:01:28,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:01:28,117 INFO L85 PathProgramCache]: Analyzing trace with hash 35052997, now seen corresponding path program 1 times [2022-11-18 20:01:28,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:01:28,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104416250] [2022-11-18 20:01:28,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:01:28,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:01:28,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:28,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:01:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:28,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 20:01:28,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:28,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:28,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:01:28,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:28,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-18 20:01:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:28,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-18 20:01:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:28,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:28,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:28,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:01:28,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:28,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-18 20:01:28,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:28,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 20:01:28,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:28,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:28,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:28,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-11-18 20:01:28,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:28,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 20:01:28,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:28,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-18 20:01:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:28,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-11-18 20:01:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:28,853 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-11-18 20:01:28,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:01:28,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104416250] [2022-11-18 20:01:28,854 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104416250] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:01:28,854 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:01:28,854 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:01:28,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179396493] [2022-11-18 20:01:28,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:01:28,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:01:28,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:01:28,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:01:28,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:01:28,856 INFO L87 Difference]: Start difference. First operand 31947 states and 44593 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 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 20:01:30,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:01:33,960 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:01:43,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:01:43,535 INFO L93 Difference]: Finished difference Result 36891 states and 52762 transitions. [2022-11-18 20:01:43,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 20:01:43,535 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 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 103 [2022-11-18 20:01:43,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:01:43,687 INFO L225 Difference]: With dead ends: 36891 [2022-11-18 20:01:43,688 INFO L226 Difference]: Without dead ends: 36889 [2022-11-18 20:01:43,702 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-18 20:01:43,703 INFO L413 NwaCegarLoop]: 3595 mSDtfsCounter, 5986 mSDsluCounter, 7773 mSDsCounter, 0 mSdLazyCounter, 6150 mSolverCounterSat, 2385 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6513 SdHoareTripleChecker+Valid, 11368 SdHoareTripleChecker+Invalid, 8536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2385 IncrementalHoareTripleChecker+Valid, 6150 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2022-11-18 20:01:43,704 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6513 Valid, 11368 Invalid, 8536 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2385 Valid, 6150 Invalid, 1 Unknown, 0 Unchecked, 12.3s Time] [2022-11-18 20:01:43,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36889 states. [2022-11-18 20:01:45,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36889 to 34031. [2022-11-18 20:01:45,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34031 states, 22492 states have (on average 1.2843677752089633) internal successors, (28888), 23742 states have internal predecessors, (28888), 9049 states have call successors, (9049), 2275 states have call predecessors, (9049), 2456 states have return successors, (10121), 8761 states have call predecessors, (10121), 9047 states have call successors, (10121) [2022-11-18 20:01:45,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34031 states to 34031 states and 48058 transitions. [2022-11-18 20:01:45,952 INFO L78 Accepts]: Start accepts. Automaton has 34031 states and 48058 transitions. Word has length 103 [2022-11-18 20:01:45,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:01:45,952 INFO L495 AbstractCegarLoop]: Abstraction has 34031 states and 48058 transitions. [2022-11-18 20:01:45,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 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 20:01:45,953 INFO L276 IsEmpty]: Start isEmpty. Operand 34031 states and 48058 transitions. [2022-11-18 20:01:45,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-18 20:01:45,954 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:01:45,955 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:01:45,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-18 20:01:45,955 INFO L420 AbstractCegarLoop]: === Iteration 8 === 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 37 more)] === [2022-11-18 20:01:45,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:01:45,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1240944149, now seen corresponding path program 1 times [2022-11-18 20:01:45,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:01:45,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025708337] [2022-11-18 20:01:45,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:01:45,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:01:46,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:46,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:01:46,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:46,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 20:01:46,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:46,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:46,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:46,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:01:46,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:46,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 20:01:46,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:46,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:46,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:46,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:01:46,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:46,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 20:01:46,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:46,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-18 20:01:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:46,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 20:01:46,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:46,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 20:01:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:46,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:46,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:46,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 20:01:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:46,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 20:01:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:46,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 20:01:46,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:46,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 20:01:46,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:46,680 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-11-18 20:01:46,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:01:46,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025708337] [2022-11-18 20:01:46,680 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025708337] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:01:46,680 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:01:46,681 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:01:46,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100740245] [2022-11-18 20:01:46,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:01:46,681 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:01:46,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:01:46,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:01:46,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:01:46,682 INFO L87 Difference]: Start difference. First operand 34031 states and 48058 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, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-18 20:01:48,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:01:50,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:01:57,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:01:59,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:02:01,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:02:13,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:02:13,517 INFO L93 Difference]: Finished difference Result 34563 states and 48720 transitions. [2022-11-18 20:02:13,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 20:02:13,518 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, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 111 [2022-11-18 20:02:13,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:02:13,690 INFO L225 Difference]: With dead ends: 34563 [2022-11-18 20:02:13,690 INFO L226 Difference]: Without dead ends: 34561 [2022-11-18 20:02:13,705 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-18 20:02:13,706 INFO L413 NwaCegarLoop]: 1271 mSDtfsCounter, 7928 mSDsluCounter, 2238 mSDsCounter, 0 mSdLazyCounter, 8277 mSolverCounterSat, 4581 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8234 SdHoareTripleChecker+Valid, 3509 SdHoareTripleChecker+Invalid, 12860 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4581 IncrementalHoareTripleChecker+Valid, 8277 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.2s IncrementalHoareTripleChecker+Time [2022-11-18 20:02:13,706 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8234 Valid, 3509 Invalid, 12860 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4581 Valid, 8277 Invalid, 2 Unknown, 0 Unchecked, 24.2s Time] [2022-11-18 20:02:13,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34561 states. [2022-11-18 20:02:15,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34561 to 34541. [2022-11-18 20:02:15,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34541 states, 22795 states have (on average 1.281552972143014) internal successors, (29213), 24052 states have internal predecessors, (29213), 9153 states have call successors, (9153), 2379 states have call predecessors, (9153), 2560 states have return successors, (10225), 8865 states have call predecessors, (10225), 9151 states have call successors, (10225) [2022-11-18 20:02:15,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34541 states to 34541 states and 48591 transitions. [2022-11-18 20:02:15,989 INFO L78 Accepts]: Start accepts. Automaton has 34541 states and 48591 transitions. Word has length 111 [2022-11-18 20:02:15,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:02:15,990 INFO L495 AbstractCegarLoop]: Abstraction has 34541 states and 48591 transitions. [2022-11-18 20:02:15,990 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, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-18 20:02:15,990 INFO L276 IsEmpty]: Start isEmpty. Operand 34541 states and 48591 transitions. [2022-11-18 20:02:15,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-18 20:02:15,993 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:02:15,993 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2022-11-18 20:02:15,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-18 20:02:15,993 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_fs_char_dev_unregister_chrdev_regionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2022-11-18 20:02:15,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:02:15,994 INFO L85 PathProgramCache]: Analyzing trace with hash 627095589, now seen corresponding path program 1 times [2022-11-18 20:02:15,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:02:15,994 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600635087] [2022-11-18 20:02:15,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:02:15,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:02:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:16,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:02:16,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:16,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 20:02:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:16,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:02:16,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:16,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:02:16,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:16,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 20:02:16,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:16,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:02:16,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:16,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:02:16,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:16,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 20:02:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:16,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-18 20:02:16,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:16,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 20:02:16,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:16,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 20:02:16,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:16,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:02:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:16,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 20:02:16,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:16,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 20:02:16,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:16,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-18 20:02:16,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:16,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 20:02:16,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:16,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 20:02:16,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:16,670 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-11-18 20:02:16,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:02:16,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600635087] [2022-11-18 20:02:16,671 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600635087] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:02:16,671 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:02:16,671 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 20:02:16,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777291697] [2022-11-18 20:02:16,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:02:16,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 20:02:16,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:02:16,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 20:02:16,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 20:02:16,674 INFO L87 Difference]: Start difference. First operand 34541 states and 48591 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-18 20:02:18,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:02:20,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:02:26,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:02:28,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:02:32,858 WARN L539 Checker$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 20:02:38,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:02:38,572 INFO L93 Difference]: Finished difference Result 68820 states and 98738 transitions. [2022-11-18 20:02:38,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 20:02:38,573 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 115 [2022-11-18 20:02:38,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:02:38,751 INFO L225 Difference]: With dead ends: 68820 [2022-11-18 20:02:38,751 INFO L226 Difference]: Without dead ends: 34285 [2022-11-18 20:02:39,039 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-18 20:02:39,040 INFO L413 NwaCegarLoop]: 1249 mSDtfsCounter, 7662 mSDsluCounter, 1241 mSDsCounter, 0 mSdLazyCounter, 4194 mSolverCounterSat, 4572 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7974 SdHoareTripleChecker+Valid, 2490 SdHoareTripleChecker+Invalid, 8768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4572 IncrementalHoareTripleChecker+Valid, 4194 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.8s IncrementalHoareTripleChecker+Time [2022-11-18 20:02:39,040 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7974 Valid, 2490 Invalid, 8768 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4572 Valid, 4194 Invalid, 2 Unknown, 0 Unchecked, 18.8s Time] [2022-11-18 20:02:39,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34285 states. [2022-11-18 20:02:41,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34285 to 34285. [2022-11-18 20:02:41,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34285 states, 22579 states have (on average 1.2489481376500289) internal successors, (28200), 23844 states have internal predecessors, (28200), 9105 states have call successors, (9105), 2379 states have call predecessors, (9105), 2568 states have return successors, (10217), 8817 states have call predecessors, (10217), 9103 states have call successors, (10217) [2022-11-18 20:02:41,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34285 states to 34285 states and 47522 transitions. [2022-11-18 20:02:41,614 INFO L78 Accepts]: Start accepts. Automaton has 34285 states and 47522 transitions. Word has length 115 [2022-11-18 20:02:41,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:02:41,615 INFO L495 AbstractCegarLoop]: Abstraction has 34285 states and 47522 transitions. [2022-11-18 20:02:41,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-18 20:02:41,615 INFO L276 IsEmpty]: Start isEmpty. Operand 34285 states and 47522 transitions. [2022-11-18 20:02:41,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-18 20:02:41,617 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:02:41,617 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2022-11-18 20:02:41,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-18 20:02:41,618 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_fs_char_dev_unregister_chrdev_regionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2022-11-18 20:02:41,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:02:41,618 INFO L85 PathProgramCache]: Analyzing trace with hash 3813987, now seen corresponding path program 1 times [2022-11-18 20:02:41,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:02:41,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848445475] [2022-11-18 20:02:41,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:02:41,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:02:41,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:43,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:02:43,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:43,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 20:02:43,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:43,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:02:43,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:43,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:02:43,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:43,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 20:02:43,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:43,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:02:43,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:43,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:02:43,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:43,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 20:02:43,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:43,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-18 20:02:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:43,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 20:02:43,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:43,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 20:02:43,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:43,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:02:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:43,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 20:02:43,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:43,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 20:02:43,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:43,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-18 20:02:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:43,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 20:02:43,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:43,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 20:02:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:43,715 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-11-18 20:02:43,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:02:43,716 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848445475] [2022-11-18 20:02:43,716 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848445475] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:02:43,716 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:02:43,716 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-11-18 20:02:43,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623908352] [2022-11-18 20:02:43,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:02:43,717 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-11-18 20:02:43,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:02:43,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-11-18 20:02:43,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=381, Unknown=0, NotChecked=0, Total=420 [2022-11-18 20:02:43,718 INFO L87 Difference]: Start difference. First operand 34285 states and 47522 transitions. Second operand has 21 states, 20 states have (on average 2.9) internal successors, (58), 18 states have internal predecessors, (58), 7 states have call successors, (16), 4 states have call predecessors, (16), 3 states have return successors, (15), 7 states have call predecessors, (15), 7 states have call successors, (15) [2022-11-18 20:02:45,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:02:47,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:05,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:08,982 WARN L539 Checker$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 20:03:14,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:16,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:18,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:21,692 WARN L539 Checker$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 20:03:29,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:31,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:34,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:36,888 WARN L539 Checker$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 20:03:37,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:39,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:41,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:43,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:45,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:46,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:48,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:52,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:54,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:55,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:59,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:04:01,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:04:03,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:04:05,894 WARN L539 Checker$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 20:04:08,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:04:09,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:04:12,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:04:13,815 WARN L539 Checker$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 20:04:21,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:04:40,017 WARN L539 Checker$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 20:04:44,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:04:48,016 WARN L539 Checker$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 20:04:50,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:04:52,843 WARN L539 Checker$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 20:04:55,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:04:58,462 WARN L539 Checker$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 20:05:19,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:05:25,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:05:25,962 INFO L93 Difference]: Finished difference Result 54686 states and 75613 transitions. [2022-11-18 20:05:25,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-18 20:05:25,967 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 2.9) internal successors, (58), 18 states have internal predecessors, (58), 7 states have call successors, (16), 4 states have call predecessors, (16), 3 states have return successors, (15), 7 states have call predecessors, (15), 7 states have call successors, (15) Word has length 115 [2022-11-18 20:05:25,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:05:26,103 INFO L225 Difference]: With dead ends: 54686 [2022-11-18 20:05:26,103 INFO L226 Difference]: Without dead ends: 34215 [2022-11-18 20:05:26,201 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=330, Invalid=1650, Unknown=0, NotChecked=0, Total=1980 [2022-11-18 20:05:26,202 INFO L413 NwaCegarLoop]: 1317 mSDtfsCounter, 4621 mSDsluCounter, 17629 mSDsCounter, 0 mSdLazyCounter, 70645 mSolverCounterSat, 3740 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 151.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4646 SdHoareTripleChecker+Valid, 18946 SdHoareTripleChecker+Invalid, 74400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.6s SdHoareTripleChecker+Time, 3740 IncrementalHoareTripleChecker+Valid, 70645 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 158.1s IncrementalHoareTripleChecker+Time [2022-11-18 20:05:26,202 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4646 Valid, 18946 Invalid, 74400 Unknown, 0 Unchecked, 0.6s Time], IncrementalHoareTripleChecker [3740 Valid, 70645 Invalid, 15 Unknown, 0 Unchecked, 158.1s Time] [2022-11-18 20:05:26,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34215 states. [2022-11-18 20:05:28,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34215 to 34120. [2022-11-18 20:05:28,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34120 states, 22478 states have (on average 1.2486431177150992) internal successors, (28067), 23729 states have internal predecessors, (28067), 9051 states have call successors, (9051), 2369 states have call predecessors, (9051), 2558 states have return successors, (10163), 8763 states have call predecessors, (10163), 9049 states have call successors, (10163) [2022-11-18 20:05:28,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34120 states to 34120 states and 47281 transitions. [2022-11-18 20:05:28,642 INFO L78 Accepts]: Start accepts. Automaton has 34120 states and 47281 transitions. Word has length 115 [2022-11-18 20:05:28,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:05:28,643 INFO L495 AbstractCegarLoop]: Abstraction has 34120 states and 47281 transitions. [2022-11-18 20:05:28,643 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 2.9) internal successors, (58), 18 states have internal predecessors, (58), 7 states have call successors, (16), 4 states have call predecessors, (16), 3 states have return successors, (15), 7 states have call predecessors, (15), 7 states have call successors, (15) [2022-11-18 20:05:28,643 INFO L276 IsEmpty]: Start isEmpty. Operand 34120 states and 47281 transitions. [2022-11-18 20:05:28,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-18 20:05:28,645 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:05:28,646 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:05:28,646 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-18 20:05:28,646 INFO L420 AbstractCegarLoop]: === Iteration 11 === 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 37 more)] === [2022-11-18 20:05:28,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:05:28,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1932349614, now seen corresponding path program 1 times [2022-11-18 20:05:28,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:05:28,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998910261] [2022-11-18 20:05:28,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:05:28,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:05:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:29,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:05:29,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:29,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 20:05:29,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:29,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:05:29,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:29,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:05:29,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:29,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 20:05:29,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:29,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:05:29,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:29,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:05:29,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:29,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 20:05:29,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:29,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-18 20:05:29,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:29,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 20:05:29,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:29,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 20:05:29,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:29,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:05:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:29,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 20:05:29,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:29,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 20:05:29,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:29,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 20:05:29,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:29,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 20:05:29,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:29,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 20:05:29,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:29,456 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-11-18 20:05:29,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:05:29,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998910261] [2022-11-18 20:05:29,456 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998910261] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:05:29,456 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:05:29,457 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:05:29,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749198962] [2022-11-18 20:05:29,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:05:29,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:05:29,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:05:29,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:05:29,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:05:29,459 INFO L87 Difference]: Start difference. First operand 34120 states and 47281 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 20:05:31,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:05:33,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:05:39,255 WARN L539 Checker$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 20:05:41,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:05:43,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:05:51,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:05:58,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:05:58,132 INFO L93 Difference]: Finished difference Result 34184 states and 47349 transitions. [2022-11-18 20:05:58,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 20:05:58,133 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 117 [2022-11-18 20:05:58,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:05:58,263 INFO L225 Difference]: With dead ends: 34184 [2022-11-18 20:05:58,263 INFO L226 Difference]: Without dead ends: 34182 [2022-11-18 20:05:58,279 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-18 20:05:58,279 INFO L413 NwaCegarLoop]: 1256 mSDtfsCounter, 7638 mSDsluCounter, 2198 mSDsCounter, 0 mSdLazyCounter, 8016 mSolverCounterSat, 4513 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7940 SdHoareTripleChecker+Valid, 3454 SdHoareTripleChecker+Invalid, 12531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4513 IncrementalHoareTripleChecker+Valid, 8016 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.8s IncrementalHoareTripleChecker+Time [2022-11-18 20:05:58,280 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7940 Valid, 3454 Invalid, 12531 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4513 Valid, 8016 Invalid, 2 Unknown, 0 Unchecked, 25.8s Time] [2022-11-18 20:05:58,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34182 states. [2022-11-18 20:06:00,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34182 to 34118. [2022-11-18 20:06:00,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34118 states, 22477 states have (on average 1.248565199982204) internal successors, (28064), 23727 states have internal predecessors, (28064), 9051 states have call successors, (9051), 2369 states have call predecessors, (9051), 2558 states have return successors, (10163), 8763 states have call predecessors, (10163), 9049 states have call successors, (10163) [2022-11-18 20:06:00,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34118 states to 34118 states and 47278 transitions. [2022-11-18 20:06:00,450 INFO L78 Accepts]: Start accepts. Automaton has 34118 states and 47278 transitions. Word has length 117 [2022-11-18 20:06:00,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:06:00,450 INFO L495 AbstractCegarLoop]: Abstraction has 34118 states and 47278 transitions. [2022-11-18 20:06:00,451 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 20:06:00,451 INFO L276 IsEmpty]: Start isEmpty. Operand 34118 states and 47278 transitions. [2022-11-18 20:06:00,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-18 20:06:00,453 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:06:00,453 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:06:00,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-18 20:06:00,454 INFO L420 AbstractCegarLoop]: === Iteration 12 === 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 37 more)] === [2022-11-18 20:06:00,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:06:00,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1403016863, now seen corresponding path program 1 times [2022-11-18 20:06:00,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:06:00,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688451530] [2022-11-18 20:06:00,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:06:00,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:06:00,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:06:00,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:06:00,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:06:00,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 20:06:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:06:01,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:06:01,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:06:01,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:06:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:06:01,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 20:06:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:06:01,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:06:01,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:06:01,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:06:01,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:06:01,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 20:06:01,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:06:01,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-18 20:06:01,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:06:01,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 20:06:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:06:01,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 20:06:01,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:06:01,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:06:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:06:01,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 20:06:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:06:01,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 20:06:01,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:06:01,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 20:06:01,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:06:01,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 20:06:01,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:06:01,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 20:06:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:06:01,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:06:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:06:01,182 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-11-18 20:06:01,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:06:01,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688451530] [2022-11-18 20:06:01,183 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688451530] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:06:01,183 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:06:01,184 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:06:01,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885392571] [2022-11-18 20:06:01,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:06:01,184 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:06:01,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:06:01,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:06:01,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:06:01,185 INFO L87 Difference]: Start difference. First operand 34118 states and 47278 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 20:06:03,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:06:05,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:06:14,448 WARN L539 Checker$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 20:06:17,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:06:20,093 WARN L539 Checker$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 20:06:22,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:06:26,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:06:30,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:06:36,187 WARN L539 Checker$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 20:06:39,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:06:40,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:06:54,683 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 20:06:57,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:06:57,561 INFO L93 Difference]: Finished difference Result 34500 states and 47692 transitions. [2022-11-18 20:06:57,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-18 20:06:57,562 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 123 [2022-11-18 20:06:57,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:06:57,662 INFO L225 Difference]: With dead ends: 34500 [2022-11-18 20:06:57,662 INFO L226 Difference]: Without dead ends: 34498 [2022-11-18 20:06:57,673 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-18 20:06:57,674 INFO L413 NwaCegarLoop]: 2430 mSDtfsCounter, 7886 mSDsluCounter, 5151 mSDsCounter, 0 mSdLazyCounter, 19499 mSolverCounterSat, 5883 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8185 SdHoareTripleChecker+Valid, 7581 SdHoareTripleChecker+Invalid, 25390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5883 IncrementalHoareTripleChecker+Valid, 19499 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.1s IncrementalHoareTripleChecker+Time [2022-11-18 20:06:57,674 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8185 Valid, 7581 Invalid, 25390 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5883 Valid, 19499 Invalid, 8 Unknown, 0 Unchecked, 53.1s Time] [2022-11-18 20:06:57,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34498 states. [2022-11-18 20:06:59,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34498 to 34206. [2022-11-18 20:06:59,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34206 states, 22535 states have (on average 1.2480142001331263) internal successors, (28124), 23785 states have internal predecessors, (28124), 9069 states have call successors, (9069), 2381 states have call predecessors, (9069), 2570 states have return successors, (10181), 8781 states have call predecessors, (10181), 9067 states have call successors, (10181) [2022-11-18 20:06:59,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34206 states to 34206 states and 47374 transitions. [2022-11-18 20:06:59,751 INFO L78 Accepts]: Start accepts. Automaton has 34206 states and 47374 transitions. Word has length 123 [2022-11-18 20:06:59,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:06:59,752 INFO L495 AbstractCegarLoop]: Abstraction has 34206 states and 47374 transitions. [2022-11-18 20:06:59,752 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 20:06:59,752 INFO L276 IsEmpty]: Start isEmpty. Operand 34206 states and 47374 transitions. [2022-11-18 20:06:59,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-18 20:06:59,754 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:06:59,755 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:06:59,755 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-18 20:06:59,755 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2022-11-18 20:06:59,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:06:59,756 INFO L85 PathProgramCache]: Analyzing trace with hash 722898039, now seen corresponding path program 1 times [2022-11-18 20:06:59,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:06:59,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955030721] [2022-11-18 20:06:59,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:06:59,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:07:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 20:07:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:07:00,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:07:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 20:07:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:07:00,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:07:00,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 20:07:00,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-18 20:07:00,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 20:07:00,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 20:07:00,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:07:00,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 20:07:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 20:07:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 20:07:00,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 20:07:00,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 20:07:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:07:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-11-18 20:07:00,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:00,778 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-11-18 20:07:00,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:00,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955030721] [2022-11-18 20:07:00,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955030721] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:00,779 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:00,779 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:07:00,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456716049] [2022-11-18 20:07:00,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:00,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:07:00,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:00,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:07:00,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:07:00,781 INFO L87 Difference]: Start difference. First operand 34206 states and 47374 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 20:07:02,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:07:04,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:07:11,983 WARN L539 Checker$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 20:07:16,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:07:18,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:07:19,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:07:28,365 WARN L539 Checker$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 20:07:30,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:07:32,745 WARN L539 Checker$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 20:07:43,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:07:43,442 INFO L93 Difference]: Finished difference Result 34385 states and 47535 transitions. [2022-11-18 20:07:43,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-18 20:07:43,442 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 129 [2022-11-18 20:07:43,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:07:43,548 INFO L225 Difference]: With dead ends: 34385 [2022-11-18 20:07:43,548 INFO L226 Difference]: Without dead ends: 34383 [2022-11-18 20:07:43,560 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-18 20:07:43,560 INFO L413 NwaCegarLoop]: 1380 mSDtfsCounter, 7576 mSDsluCounter, 3174 mSDsCounter, 0 mSdLazyCounter, 14575 mSolverCounterSat, 5359 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7666 SdHoareTripleChecker+Valid, 4554 SdHoareTripleChecker+Invalid, 19939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5359 IncrementalHoareTripleChecker+Valid, 14575 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.6s IncrementalHoareTripleChecker+Time [2022-11-18 20:07:43,561 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7666 Valid, 4554 Invalid, 19939 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5359 Valid, 14575 Invalid, 5 Unknown, 0 Unchecked, 39.6s Time] [2022-11-18 20:07:43,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34383 states. [2022-11-18 20:07:45,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34383 to 34274. [2022-11-18 20:07:45,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34274 states, 22587 states have (on average 1.2473989462965422) internal successors, (28175), 23837 states have internal predecessors, (28175), 9077 states have call successors, (9077), 2389 states have call predecessors, (9077), 2578 states have return successors, (10189), 8789 states have call predecessors, (10189), 9075 states have call successors, (10189) [2022-11-18 20:07:45,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34274 states to 34274 states and 47441 transitions. [2022-11-18 20:07:45,791 INFO L78 Accepts]: Start accepts. Automaton has 34274 states and 47441 transitions. Word has length 129 [2022-11-18 20:07:45,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:07:45,792 INFO L495 AbstractCegarLoop]: Abstraction has 34274 states and 47441 transitions. [2022-11-18 20:07:45,792 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 20:07:45,792 INFO L276 IsEmpty]: Start isEmpty. Operand 34274 states and 47441 transitions. [2022-11-18 20:07:45,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-18 20:07:45,794 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:07:45,795 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:07:45,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-18 20:07:45,795 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_fs_char_dev_unregister_chrdev_regionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2022-11-18 20:07:45,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:45,796 INFO L85 PathProgramCache]: Analyzing trace with hash 478139647, now seen corresponding path program 1 times [2022-11-18 20:07:45,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:45,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681347749] [2022-11-18 20:07:45,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:45,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:45,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:07:46,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 20:07:46,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:07:46,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:07:46,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-18 20:07:46,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-18 20:07:46,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:07:46,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:07:46,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-18 20:07:46,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 20:07:46,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:07:46,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-11-18 20:07:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 20:07:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-18 20:07:46,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-11-18 20:07:46,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 20:07:46,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-18 20:07:46,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-18 20:07:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,764 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-11-18 20:07:46,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:46,764 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681347749] [2022-11-18 20:07:46,765 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681347749] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:46,765 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:46,765 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 20:07:46,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202525048] [2022-11-18 20:07:46,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:46,766 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 20:07:46,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:46,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 20:07:46,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 20:07:46,767 INFO L87 Difference]: Start difference. First operand 34274 states and 47441 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (17), 3 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 20:07:48,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:07:50,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:07:54,469 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 20:08:07,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:08:07,306 INFO L93 Difference]: Finished difference Result 37201 states and 52096 transitions. [2022-11-18 20:08:07,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 20:08:07,306 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (17), 3 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 126 [2022-11-18 20:08:07,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:08:07,419 INFO L225 Difference]: With dead ends: 37201 [2022-11-18 20:08:07,420 INFO L226 Difference]: Without dead ends: 37199 [2022-11-18 20:08:07,432 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-18 20:08:07,432 INFO L413 NwaCegarLoop]: 4701 mSDtfsCounter, 6435 mSDsluCounter, 7340 mSDsCounter, 0 mSdLazyCounter, 6782 mSolverCounterSat, 2584 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7164 SdHoareTripleChecker+Valid, 12041 SdHoareTripleChecker+Invalid, 9368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2584 IncrementalHoareTripleChecker+Valid, 6782 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.0s IncrementalHoareTripleChecker+Time [2022-11-18 20:08:07,432 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7164 Valid, 12041 Invalid, 9368 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2584 Valid, 6782 Invalid, 2 Unknown, 0 Unchecked, 17.0s Time] [2022-11-18 20:08:07,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37199 states. [2022-11-18 20:08:09,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37199 to 34286. [2022-11-18 20:08:09,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34286 states, 22595 states have (on average 1.2473113520690418) internal successors, (28183), 23841 states have internal predecessors, (28183), 9081 states have call successors, (9081), 2393 states have call predecessors, (9081), 2578 states have return successors, (10193), 8793 states have call predecessors, (10193), 9079 states have call successors, (10193) [2022-11-18 20:08:09,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34286 states to 34286 states and 47457 transitions. [2022-11-18 20:08:09,693 INFO L78 Accepts]: Start accepts. Automaton has 34286 states and 47457 transitions. Word has length 126 [2022-11-18 20:08:09,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:08:09,694 INFO L495 AbstractCegarLoop]: Abstraction has 34286 states and 47457 transitions. [2022-11-18 20:08:09,694 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (17), 3 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 20:08:09,694 INFO L276 IsEmpty]: Start isEmpty. Operand 34286 states and 47457 transitions. [2022-11-18 20:08:09,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-18 20:08:09,696 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:08:09,696 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:08:09,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-18 20:08:09,696 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2022-11-18 20:08:09,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:09,697 INFO L85 PathProgramCache]: Analyzing trace with hash 413595959, now seen corresponding path program 1 times [2022-11-18 20:08:09,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:09,697 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592010054] [2022-11-18 20:08:09,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:09,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:09,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:08:10,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 20:08:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:08:10,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:08:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 20:08:10,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:08:10,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:08:10,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 20:08:10,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-18 20:08:10,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 20:08:10,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 20:08:10,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:08:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 20:08:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 20:08:10,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 20:08:10,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 20:08:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 20:08:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:08:10,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-11-18 20:08:10,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-18 20:08:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,660 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-11-18 20:08:10,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:10,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592010054] [2022-11-18 20:08:10,661 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592010054] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:10,661 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:10,661 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:08:10,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437717884] [2022-11-18 20:08:10,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:10,662 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:08:10,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:10,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:08:10,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:08:10,663 INFO L87 Difference]: Start difference. First operand 34286 states and 47457 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 20:08:12,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:08:14,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:08:23,048 WARN L539 Checker$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 20:08:25,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:08:27,296 WARN L539 Checker$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 20:08:32,960 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:08:34,969 WARN L539 Checker$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 20:08:41,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:08:41,646 INFO L93 Difference]: Finished difference Result 34286 states and 47457 transitions. [2022-11-18 20:08:41,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 20:08:41,648 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 135 [2022-11-18 20:08:41,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:08:41,752 INFO L225 Difference]: With dead ends: 34286 [2022-11-18 20:08:41,752 INFO L226 Difference]: Without dead ends: 34284 [2022-11-18 20:08:41,764 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-18 20:08:41,765 INFO L413 NwaCegarLoop]: 1256 mSDtfsCounter, 7631 mSDsluCounter, 2197 mSDsCounter, 0 mSdLazyCounter, 8011 mSolverCounterSat, 4508 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7929 SdHoareTripleChecker+Valid, 3453 SdHoareTripleChecker+Invalid, 12521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4508 IncrementalHoareTripleChecker+Valid, 8011 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.1s IncrementalHoareTripleChecker+Time [2022-11-18 20:08:41,766 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7929 Valid, 3453 Invalid, 12521 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4508 Valid, 8011 Invalid, 2 Unknown, 0 Unchecked, 28.1s Time] [2022-11-18 20:08:41,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34284 states. [2022-11-18 20:08:43,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34284 to 34284. [2022-11-18 20:08:43,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34284 states, 22594 states have (on average 1.2472337788793486) internal successors, (28180), 23839 states have internal predecessors, (28180), 9081 states have call successors, (9081), 2393 states have call predecessors, (9081), 2578 states have return successors, (10193), 8793 states have call predecessors, (10193), 9079 states have call successors, (10193) [2022-11-18 20:08:44,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34284 states to 34284 states and 47454 transitions. [2022-11-18 20:08:44,082 INFO L78 Accepts]: Start accepts. Automaton has 34284 states and 47454 transitions. Word has length 135 [2022-11-18 20:08:44,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:08:44,083 INFO L495 AbstractCegarLoop]: Abstraction has 34284 states and 47454 transitions. [2022-11-18 20:08:44,083 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 20:08:44,083 INFO L276 IsEmpty]: Start isEmpty. Operand 34284 states and 47454 transitions. [2022-11-18 20:08:44,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-18 20:08:44,085 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:08:44,085 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:08:44,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-18 20:08:44,085 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_usb_gadget_unregister_chrdev_regionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2022-11-18 20:08:44,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:44,086 INFO L85 PathProgramCache]: Analyzing trace with hash -881514746, now seen corresponding path program 1 times [2022-11-18 20:08:44,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:44,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056834735] [2022-11-18 20:08:44,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:44,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:08:44,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 20:08:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:08:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:08:44,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-18 20:08:44,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-18 20:08:44,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:08:44,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:08:44,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-18 20:08:44,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 20:08:44,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:08:44,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-11-18 20:08:44,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 20:08:44,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-18 20:08:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-11-18 20:08:44,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 20:08:44,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-18 20:08:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-18 20:08:44,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-18 20:08:44,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,920 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-11-18 20:08:44,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:44,921 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056834735] [2022-11-18 20:08:44,921 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056834735] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:44,921 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:44,921 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:08:44,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681997366] [2022-11-18 20:08:44,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:44,922 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:08:44,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:44,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:08:44,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:08:44,923 INFO L87 Difference]: Start difference. First operand 34284 states and 47454 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 4 states have internal predecessors, (65), 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 20:08:46,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:08:48,992 WARN L539 Checker$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 20:08:52,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:08:57,837 WARN L539 Checker$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 20:09:01,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:09:03,958 WARN L539 Checker$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 20:09:05,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:09:07,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:09:15,121 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 20:09:26,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:09:26,384 INFO L93 Difference]: Finished difference Result 38392 states and 54087 transitions. [2022-11-18 20:09:26,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 20:09:26,385 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 4 states have internal predecessors, (65), 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 132 [2022-11-18 20:09:26,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:09:26,536 INFO L225 Difference]: With dead ends: 38392 [2022-11-18 20:09:26,536 INFO L226 Difference]: Without dead ends: 38390 [2022-11-18 20:09:26,551 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-18 20:09:26,552 INFO L413 NwaCegarLoop]: 1266 mSDtfsCounter, 7865 mSDsluCounter, 2185 mSDsCounter, 0 mSdLazyCounter, 9703 mSolverCounterSat, 5107 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8186 SdHoareTripleChecker+Valid, 3451 SdHoareTripleChecker+Invalid, 14816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5107 IncrementalHoareTripleChecker+Valid, 9703 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.2s IncrementalHoareTripleChecker+Time [2022-11-18 20:09:26,552 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8186 Valid, 3451 Invalid, 14816 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5107 Valid, 9703 Invalid, 6 Unknown, 0 Unchecked, 37.2s Time] [2022-11-18 20:09:26,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38390 states. [2022-11-18 20:09:30,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38390 to 34282. [2022-11-18 20:09:30,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34282 states, 22593 states have (on average 1.2470676758287966) internal successors, (28175), 23837 states have internal predecessors, (28175), 9081 states have call successors, (9081), 2393 states have call predecessors, (9081), 2578 states have return successors, (10193), 8793 states have call predecessors, (10193), 9079 states have call successors, (10193) [2022-11-18 20:09:30,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34282 states to 34282 states and 47449 transitions. [2022-11-18 20:09:30,346 INFO L78 Accepts]: Start accepts. Automaton has 34282 states and 47449 transitions. Word has length 132 [2022-11-18 20:09:30,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:09:30,346 INFO L495 AbstractCegarLoop]: Abstraction has 34282 states and 47449 transitions. [2022-11-18 20:09:30,347 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 4 states have internal predecessors, (65), 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 20:09:30,347 INFO L276 IsEmpty]: Start isEmpty. Operand 34282 states and 47449 transitions. [2022-11-18 20:09:30,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-11-18 20:09:30,349 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:09:30,349 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:09:30,349 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-18 20:09:30,350 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2022-11-18 20:09:30,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:09:30,350 INFO L85 PathProgramCache]: Analyzing trace with hash 1323886666, now seen corresponding path program 1 times [2022-11-18 20:09:30,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:09:30,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928980956] [2022-11-18 20:09:30,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:09:30,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:09:30,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:30,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:09:30,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:30,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 20:09:30,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:30,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:09:30,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:30,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:09:30,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:30,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 20:09:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:30,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:09:30,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:30,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:09:30,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:30,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 20:09:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:30,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-18 20:09:30,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:30,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 20:09:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:31,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 20:09:31,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:31,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:09:31,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:31,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 20:09:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:31,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 20:09:31,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:31,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 20:09:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:31,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 20:09:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:31,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 20:09:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:31,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:09:31,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:31,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-11-18 20:09:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:31,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-18 20:09:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:31,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-11-18 20:09:31,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:31,135 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-11-18 20:09:31,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:09:31,135 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928980956] [2022-11-18 20:09:31,135 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928980956] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:09:31,135 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:09:31,136 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:09:31,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849169250] [2022-11-18 20:09:31,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:09:31,137 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:09:31,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:09:31,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:09:31,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:09:31,138 INFO L87 Difference]: Start difference. First operand 34282 states and 47449 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 20:09:33,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:09:35,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:09:41,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:09:44,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:09:47,691 WARN L539 Checker$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 20:09:55,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:10:01,534 WARN L539 Checker$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 20:10:11,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:10:11,950 INFO L93 Difference]: Finished difference Result 34316 states and 47486 transitions. [2022-11-18 20:10:11,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 20:10:11,950 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 141 [2022-11-18 20:10:11,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:10:12,056 INFO L225 Difference]: With dead ends: 34316 [2022-11-18 20:10:12,056 INFO L226 Difference]: Without dead ends: 34314 [2022-11-18 20:10:12,069 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-18 20:10:12,070 INFO L413 NwaCegarLoop]: 1257 mSDtfsCounter, 9815 mSDsluCounter, 2200 mSDsCounter, 0 mSdLazyCounter, 11096 mSolverCounterSat, 5954 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10112 SdHoareTripleChecker+Valid, 3457 SdHoareTripleChecker+Invalid, 17054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5954 IncrementalHoareTripleChecker+Valid, 11096 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.1s IncrementalHoareTripleChecker+Time [2022-11-18 20:10:12,070 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10112 Valid, 3457 Invalid, 17054 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5954 Valid, 11096 Invalid, 4 Unknown, 0 Unchecked, 37.1s Time] [2022-11-18 20:10:12,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34314 states. [2022-11-18 20:10:14,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34314 to 34280. [2022-11-18 20:10:14,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34280 states, 22592 states have (on average 1.2469900849858357) internal successors, (28172), 23835 states have internal predecessors, (28172), 9081 states have call successors, (9081), 2393 states have call predecessors, (9081), 2578 states have return successors, (10193), 8793 states have call predecessors, (10193), 9079 states have call successors, (10193) [2022-11-18 20:10:15,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34280 states to 34280 states and 47446 transitions. [2022-11-18 20:10:15,092 INFO L78 Accepts]: Start accepts. Automaton has 34280 states and 47446 transitions. Word has length 141 [2022-11-18 20:10:15,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:10:15,093 INFO L495 AbstractCegarLoop]: Abstraction has 34280 states and 47446 transitions. [2022-11-18 20:10:15,093 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has 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 20:10:15,093 INFO L276 IsEmpty]: Start isEmpty. Operand 34280 states and 47446 transitions. [2022-11-18 20:10:15,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-18 20:10:15,094 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:10:15,095 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:10:15,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-18 20:10:15,095 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2022-11-18 20:10:15,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:10:15,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1558070870, now seen corresponding path program 1 times [2022-11-18 20:10:15,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:10:15,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656032173] [2022-11-18 20:10:15,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:10:15,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:10:15,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:15,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:10:15,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:15,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 20:10:15,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:15,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:10:15,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:15,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:10:15,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:15,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-18 20:10:15,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:15,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-18 20:10:15,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:15,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:10:15,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:15,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:10:15,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:15,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-18 20:10:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:15,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 20:10:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:15,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-18 20:10:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:15,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-18 20:10:15,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:15,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:10:15,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:15,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 20:10:15,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:15,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 20:10:15,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:15,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 20:10:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:15,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 20:10:15,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:15,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:10:15,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:15,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-11-18 20:10:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:16,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-18 20:10:16,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:16,012 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-11-18 20:10:16,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:10:16,012 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656032173] [2022-11-18 20:10:16,012 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656032173] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:10:16,013 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:10:16,013 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-18 20:10:16,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194340149] [2022-11-18 20:10:16,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:10:16,014 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-18 20:10:16,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:10:16,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-18 20:10:16,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-11-18 20:10:16,015 INFO L87 Difference]: Start difference. First operand 34280 states and 47446 transitions. Second operand has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 7 states have internal predecessors, (71), 4 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) [2022-11-18 20:10:18,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:10:20,083 WARN L539 Checker$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 20:10:32,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:10:38,050 WARN L539 Checker$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 20:10:40,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:10:42,165 WARN L539 Checker$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 20:10:44,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:10:45,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:10:46,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:10:48,825 WARN L539 Checker$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 20:10:52,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:10:54,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:11:01,798 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:11:05,722 WARN L539 Checker$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 20:11:17,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:11:19,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:11:19,646 INFO L93 Difference]: Finished difference Result 34554 states and 47780 transitions. [2022-11-18 20:11:19,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 20:11:19,647 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 7 states have internal predecessors, (71), 4 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) Word has length 135 [2022-11-18 20:11:19,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:11:19,763 INFO L225 Difference]: With dead ends: 34554 [2022-11-18 20:11:19,764 INFO L226 Difference]: Without dead ends: 34374 [2022-11-18 20:11:19,778 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2022-11-18 20:11:19,778 INFO L413 NwaCegarLoop]: 1609 mSDtfsCounter, 7510 mSDsluCounter, 3848 mSDsCounter, 0 mSdLazyCounter, 22358 mSolverCounterSat, 5192 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 56.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7510 SdHoareTripleChecker+Valid, 5457 SdHoareTripleChecker+Invalid, 27557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5192 IncrementalHoareTripleChecker+Valid, 22358 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59.8s IncrementalHoareTripleChecker+Time [2022-11-18 20:11:19,778 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7510 Valid, 5457 Invalid, 27557 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5192 Valid, 22358 Invalid, 7 Unknown, 0 Unchecked, 59.8s Time] [2022-11-18 20:11:19,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34374 states. [2022-11-18 20:11:22,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34374 to 34267. [2022-11-18 20:11:22,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34267 states, 22583 states have (on average 1.2470442368153036) internal successors, (28162), 23826 states have internal predecessors, (28162), 9077 states have call successors, (9077), 2393 states have call predecessors, (9077), 2578 states have return successors, (10189), 8789 states have call predecessors, (10189), 9075 states have call successors, (10189) [2022-11-18 20:11:22,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34267 states to 34267 states and 47428 transitions. [2022-11-18 20:11:22,630 INFO L78 Accepts]: Start accepts. Automaton has 34267 states and 47428 transitions. Word has length 135 [2022-11-18 20:11:22,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:11:22,631 INFO L495 AbstractCegarLoop]: Abstraction has 34267 states and 47428 transitions. [2022-11-18 20:11:22,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 7 states have internal predecessors, (71), 4 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) [2022-11-18 20:11:22,631 INFO L276 IsEmpty]: Start isEmpty. Operand 34267 states and 47428 transitions. [2022-11-18 20:11:22,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-18 20:11:22,632 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:11:22,633 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:11:22,633 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-18 20:11:22,633 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2022-11-18 20:11:22,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:11:22,633 INFO L85 PathProgramCache]: Analyzing trace with hash 944981869, now seen corresponding path program 1 times [2022-11-18 20:11:22,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:11:22,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821219685] [2022-11-18 20:11:22,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:11:22,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:11:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:11:23,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 20:11:23,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:11:23,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:11:23,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 20:11:23,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:11:23,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:11:23,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 20:11:23,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-18 20:11:23,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 20:11:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 20:11:23,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:11:23,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 20:11:23,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 20:11:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 20:11:23,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 20:11:23,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 20:11:23,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:11:23,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-11-18 20:11:23,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-18 20:11:23,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-11-18 20:11:23,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:23,336 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-11-18 20:11:23,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:11:23,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821219685] [2022-11-18 20:11:23,336 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821219685] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:11:23,336 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:11:23,337 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:11:23,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501934172] [2022-11-18 20:11:23,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:11:23,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:11:23,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:11:23,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:11:23,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:11:23,340 INFO L87 Difference]: Start difference. First operand 34267 states and 47428 transitions. Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 4 states have internal predecessors, (77), 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 20:11:25,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:11:27,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:11:33,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:11:36,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:11:39,770 WARN L539 Checker$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 20:11:41,733 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 20:11:54,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:11:54,854 INFO L93 Difference]: Finished difference Result 34267 states and 47428 transitions. [2022-11-18 20:11:54,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 20:11:54,855 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 4 states have internal predecessors, (77), 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) Word has length 143 [2022-11-18 20:11:54,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:11:54,967 INFO L225 Difference]: With dead ends: 34267 [2022-11-18 20:11:54,967 INFO L226 Difference]: Without dead ends: 34265 [2022-11-18 20:11:54,982 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-18 20:11:54,983 INFO L413 NwaCegarLoop]: 1256 mSDtfsCounter, 7611 mSDsluCounter, 2197 mSDsCounter, 0 mSdLazyCounter, 7998 mSolverCounterSat, 4508 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7908 SdHoareTripleChecker+Valid, 3453 SdHoareTripleChecker+Invalid, 12509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4508 IncrementalHoareTripleChecker+Valid, 7998 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.3s IncrementalHoareTripleChecker+Time [2022-11-18 20:11:54,983 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7908 Valid, 3453 Invalid, 12509 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4508 Valid, 7998 Invalid, 3 Unknown, 0 Unchecked, 27.3s Time] [2022-11-18 20:11:55,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34265 states. [2022-11-18 20:11:57,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34265 to 34265. [2022-11-18 20:11:57,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34265 states, 22582 states have (on average 1.246966610574794) internal successors, (28159), 23824 states have internal predecessors, (28159), 9077 states have call successors, (9077), 2393 states have call predecessors, (9077), 2578 states have return successors, (10189), 8789 states have call predecessors, (10189), 9075 states have call successors, (10189) [2022-11-18 20:11:58,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34265 states to 34265 states and 47425 transitions. [2022-11-18 20:11:58,197 INFO L78 Accepts]: Start accepts. Automaton has 34265 states and 47425 transitions. Word has length 143 [2022-11-18 20:11:58,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:11:58,197 INFO L495 AbstractCegarLoop]: Abstraction has 34265 states and 47425 transitions. [2022-11-18 20:11:58,198 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 4 states have internal predecessors, (77), 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 20:11:58,198 INFO L276 IsEmpty]: Start isEmpty. Operand 34265 states and 47425 transitions. [2022-11-18 20:11:58,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-18 20:11:58,200 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:11:58,200 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:11:58,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-18 20:11:58,200 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2022-11-18 20:11:58,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:11:58,201 INFO L85 PathProgramCache]: Analyzing trace with hash -2106100251, now seen corresponding path program 1 times [2022-11-18 20:11:58,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:11:58,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229754383] [2022-11-18 20:11:58,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:11:58,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:11:58,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:11:58,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-18 20:11:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:11:58,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:11:58,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 20:11:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:11:58,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:11:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 20:11:58,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-18 20:11:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-18 20:11:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 20:11:58,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:11:58,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 20:11:58,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 20:11:58,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 20:11:58,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-18 20:11:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 20:11:58,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:11:58,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-11-18 20:11:58,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-18 20:11:58,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-11-18 20:11:58,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-18 20:11:58,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:58,847 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-11-18 20:11:58,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:11:58,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229754383] [2022-11-18 20:11:58,848 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229754383] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:11:58,848 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:11:58,848 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:11:58,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660775381] [2022-11-18 20:11:58,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:11:58,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:11:58,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:11:58,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:11:58,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:11:58,850 INFO L87 Difference]: Start difference. First operand 34265 states and 47425 transitions. Second operand has 6 states, 6 states have (on average 13.5) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-18 20:12:00,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:12:02,909 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 []