./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/config/TaipanReach.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_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cdd309eda0ec3d8fb282a1c78025fbcdf2ec7d45d2e6d31be9848f04f8f03e3d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 02:38:19,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 02:38:19,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 02:38:19,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 02:38:19,133 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 02:38:19,135 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 02:38:19,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 02:38:19,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 02:38:19,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 02:38:19,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 02:38:19,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 02:38:19,144 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 02:38:19,145 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 02:38:19,146 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 02:38:19,148 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 02:38:19,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 02:38:19,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 02:38:19,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 02:38:19,153 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 02:38:19,155 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 02:38:19,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 02:38:19,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 02:38:19,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 02:38:19,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 02:38:19,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 02:38:19,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 02:38:19,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 02:38:19,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 02:38:19,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 02:38:19,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 02:38:19,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 02:38:19,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 02:38:19,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 02:38:19,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 02:38:19,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 02:38:19,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 02:38:19,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 02:38:19,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 02:38:19,187 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 02:38:19,188 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 02:38:19,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 02:38:19,189 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-13 02:38:19,235 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 02:38:19,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 02:38:19,237 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 02:38:19,237 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 02:38:19,237 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 02:38:19,238 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 02:38:19,238 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 02:38:19,238 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-13 02:38:19,244 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 02:38:19,245 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 02:38:19,246 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-13 02:38:19,246 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-13 02:38:19,246 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 02:38:19,247 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-13 02:38:19,247 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-13 02:38:19,247 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-13 02:38:19,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 02:38:19,248 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 02:38:19,248 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 02:38:19,248 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 02:38:19,249 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 02:38:19,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 02:38:19,249 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 02:38:19,249 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 02:38:19,249 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 02:38:19,250 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 02:38:19,250 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 02:38:19,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 02:38:19,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:38:19,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 02:38:19,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 02:38:19,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 02:38:19,253 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-13 02:38:19,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 02:38:19,253 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 02:38:19,254 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 02:38:19,254 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 02:38:19,254 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdd309eda0ec3d8fb282a1c78025fbcdf2ec7d45d2e6d31be9848f04f8f03e3d [2021-11-13 02:38:19,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 02:38:19,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 02:38:19,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 02:38:19,592 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 02:38:19,593 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 02:38:19,594 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i [2021-11-13 02:38:19,672 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/data/e28baf8e8/a32dec7a641e47fda78863ee26b50261/FLAGa3ba606cb [2021-11-13 02:38:20,676 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 02:38:20,677 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i [2021-11-13 02:38:20,755 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/data/e28baf8e8/a32dec7a641e47fda78863ee26b50261/FLAGa3ba606cb [2021-11-13 02:38:21,137 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/data/e28baf8e8/a32dec7a641e47fda78863ee26b50261 [2021-11-13 02:38:21,139 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 02:38:21,141 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 02:38:21,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 02:38:21,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 02:38:21,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 02:38:21,151 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:38:21" (1/1) ... [2021-11-13 02:38:21,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5708a456 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:21, skipping insertion in model container [2021-11-13 02:38:21,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:38:21" (1/1) ... [2021-11-13 02:38:21,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 02:38:21,435 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 02:38:25,158 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:25,171 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:25,239 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:25,615 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:25,620 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:25,621 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:25,622 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:25,653 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:25,672 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:25,733 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:25,734 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:25,737 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:25,884 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:25,885 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,001 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,099 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,108 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,127 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,158 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,159 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,160 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,161 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,162 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,164 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,276 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,276 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,441 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,442 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,443 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,445 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,445 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,446 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,447 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,450 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,450 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:26,451 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-13 02:38:29,509 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678224,678237] [2021-11-13 02:38:29,512 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678369,678382] [2021-11-13 02:38:29,513 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678515,678528] [2021-11-13 02:38:29,514 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678680,678693] [2021-11-13 02:38:29,514 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678838,678851] [2021-11-13 02:38:29,515 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678996,679009] [2021-11-13 02:38:29,516 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679154,679167] [2021-11-13 02:38:29,516 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679314,679327] [2021-11-13 02:38:29,517 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679473,679486] [2021-11-13 02:38:29,517 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679612,679625] [2021-11-13 02:38:29,518 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679754,679767] [2021-11-13 02:38:29,518 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679903,679916] [2021-11-13 02:38:29,519 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680042,680055] [2021-11-13 02:38:29,520 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680197,680210] [2021-11-13 02:38:29,520 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680357,680370] [2021-11-13 02:38:29,521 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680508,680521] [2021-11-13 02:38:29,521 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680659,680672] [2021-11-13 02:38:29,522 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680811,680824] [2021-11-13 02:38:29,522 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680960,680973] [2021-11-13 02:38:29,523 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681108,681121] [2021-11-13 02:38:29,523 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681265,681278] [2021-11-13 02:38:29,524 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681414,681427] [2021-11-13 02:38:29,524 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681570,681583] [2021-11-13 02:38:29,525 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681723,681736] [2021-11-13 02:38:29,526 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681869,681882] [2021-11-13 02:38:29,526 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682012,682025] [2021-11-13 02:38:29,527 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682164,682177] [2021-11-13 02:38:29,527 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682310,682323] [2021-11-13 02:38:29,528 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682455,682468] [2021-11-13 02:38:29,528 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682609,682622] [2021-11-13 02:38:29,529 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682760,682773] [2021-11-13 02:38:29,529 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682915,682928] [2021-11-13 02:38:29,530 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683067,683080] [2021-11-13 02:38:29,530 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683222,683235] [2021-11-13 02:38:29,531 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683386,683399] [2021-11-13 02:38:29,531 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683542,683555] [2021-11-13 02:38:29,532 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683706,683719] [2021-11-13 02:38:29,532 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683848,683861] [2021-11-13 02:38:29,533 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684006,684019] [2021-11-13 02:38:29,533 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684173,684186] [2021-11-13 02:38:29,534 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684332,684345] [2021-11-13 02:38:29,534 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684491,684504] [2021-11-13 02:38:29,535 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684640,684653] [2021-11-13 02:38:29,536 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684787,684800] [2021-11-13 02:38:29,536 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684926,684939] [2021-11-13 02:38:29,537 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685089,685102] [2021-11-13 02:38:29,537 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685255,685268] [2021-11-13 02:38:29,538 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685419,685432] [2021-11-13 02:38:29,538 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685584,685597] [2021-11-13 02:38:29,539 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685749,685762] [2021-11-13 02:38:29,539 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685915,685928] [2021-11-13 02:38:29,540 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686080,686093] [2021-11-13 02:38:29,541 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686247,686260] [2021-11-13 02:38:29,541 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686407,686420] [2021-11-13 02:38:29,542 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686569,686582] [2021-11-13 02:38:29,542 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686728,686741] [2021-11-13 02:38:29,543 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686874,686887] [2021-11-13 02:38:29,543 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687017,687030] [2021-11-13 02:38:29,544 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687161,687174] [2021-11-13 02:38:29,544 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687304,687317] [2021-11-13 02:38:29,545 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687448,687461] [2021-11-13 02:38:29,545 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687589,687602] [2021-11-13 02:38:29,546 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687727,687740] [2021-11-13 02:38:29,546 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687885,687898] [2021-11-13 02:38:29,547 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688044,688057] [2021-11-13 02:38:29,548 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688200,688213] [2021-11-13 02:38:29,548 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688349,688362] [2021-11-13 02:38:29,549 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688501,688514] [2021-11-13 02:38:29,549 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688652,688665] [2021-11-13 02:38:29,550 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688801,688814] [2021-11-13 02:38:29,550 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688953,688966] [2021-11-13 02:38:29,551 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689101,689114] [2021-11-13 02:38:29,551 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689254,689267] [2021-11-13 02:38:29,552 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689405,689418] [2021-11-13 02:38:29,553 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689555,689568] [2021-11-13 02:38:29,553 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689702,689715] [2021-11-13 02:38:29,554 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689853,689866] [2021-11-13 02:38:29,554 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690004,690017] [2021-11-13 02:38:29,555 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690152,690165] [2021-11-13 02:38:29,555 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690318,690331] [2021-11-13 02:38:29,556 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690487,690500] [2021-11-13 02:38:29,557 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690654,690667] [2021-11-13 02:38:29,557 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690822,690835] [2021-11-13 02:38:29,558 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690972,690985] [2021-11-13 02:38:29,558 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691119,691132] [2021-11-13 02:38:29,559 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691280,691293] [2021-11-13 02:38:29,559 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691450,691463] [2021-11-13 02:38:29,560 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691612,691625] [2021-11-13 02:38:29,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:38:29,639 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-13 02:38:29,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@68f8b26a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:29, skipping insertion in model container [2021-11-13 02:38:29,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 02:38:29,640 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-13 02:38:29,642 INFO L158 Benchmark]: Toolchain (without parser) took 8500.14ms. Allocated memory was 100.7MB in the beginning and 237.0MB in the end (delta: 136.3MB). Free memory was 53.5MB in the beginning and 118.0MB in the end (delta: -64.5MB). Peak memory consumption was 98.4MB. Max. memory is 16.1GB. [2021-11-13 02:38:29,643 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 100.7MB. Free memory was 74.4MB in the beginning and 74.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 02:38:29,645 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8497.85ms. Allocated memory was 100.7MB in the beginning and 237.0MB in the end (delta: 136.3MB). Free memory was 53.2MB in the beginning and 118.0MB in the end (delta: -64.8MB). Peak memory consumption was 98.4MB. Max. memory is 16.1GB. [2021-11-13 02:38:29,647 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 100.7MB. Free memory was 74.4MB in the beginning and 74.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8497.85ms. Allocated memory was 100.7MB in the beginning and 237.0MB in the end (delta: 136.3MB). Free memory was 53.2MB in the beginning and 118.0MB in the end (delta: -64.8MB). Peak memory consumption was 98.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9875]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/config/TaipanReach.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_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cdd309eda0ec3d8fb282a1c78025fbcdf2ec7d45d2e6d31be9848f04f8f03e3d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 02:38:31,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 02:38:31,947 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 02:38:31,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 02:38:32,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 02:38:32,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 02:38:32,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 02:38:32,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 02:38:32,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 02:38:32,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 02:38:32,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 02:38:32,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 02:38:32,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 02:38:32,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 02:38:32,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 02:38:32,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 02:38:32,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 02:38:32,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 02:38:32,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 02:38:32,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 02:38:32,045 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 02:38:32,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 02:38:32,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 02:38:32,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 02:38:32,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 02:38:32,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 02:38:32,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 02:38:32,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 02:38:32,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 02:38:32,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 02:38:32,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 02:38:32,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 02:38:32,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 02:38:32,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 02:38:32,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 02:38:32,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 02:38:32,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 02:38:32,081 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 02:38:32,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 02:38:32,083 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 02:38:32,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 02:38:32,089 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-13 02:38:32,134 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 02:38:32,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 02:38:32,135 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 02:38:32,136 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 02:38:32,136 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 02:38:32,136 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 02:38:32,137 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 02:38:32,137 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 02:38:32,137 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 02:38:32,137 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 02:38:32,140 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 02:38:32,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 02:38:32,140 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 02:38:32,140 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 02:38:32,141 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 02:38:32,141 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 02:38:32,141 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 02:38:32,141 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 02:38:32,142 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 02:38:32,142 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 02:38:32,142 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 02:38:32,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 02:38:32,143 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 02:38:32,143 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 02:38:32,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:38:32,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 02:38:32,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 02:38:32,144 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 02:38:32,144 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-13 02:38:32,144 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 02:38:32,145 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 02:38:32,145 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 02:38:32,145 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 02:38:32,145 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdd309eda0ec3d8fb282a1c78025fbcdf2ec7d45d2e6d31be9848f04f8f03e3d [2021-11-13 02:38:32,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 02:38:32,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 02:38:32,550 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 02:38:32,551 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 02:38:32,552 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 02:38:32,554 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i [2021-11-13 02:38:32,614 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/data/a0fc9215e/ed25dd653e604e678ff97f04877a1c1c/FLAG5f3a9400b [2021-11-13 02:38:33,776 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 02:38:33,777 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i [2021-11-13 02:38:33,873 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/data/a0fc9215e/ed25dd653e604e678ff97f04877a1c1c/FLAG5f3a9400b [2021-11-13 02:38:33,960 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/data/a0fc9215e/ed25dd653e604e678ff97f04877a1c1c [2021-11-13 02:38:33,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 02:38:33,964 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 02:38:33,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 02:38:33,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 02:38:33,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 02:38:33,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:38:33" (1/1) ... [2021-11-13 02:38:33,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d93c55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:33, skipping insertion in model container [2021-11-13 02:38:33,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:38:33" (1/1) ... [2021-11-13 02:38:33,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 02:38:34,249 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 02:38:42,800 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678224,678237] [2021-11-13 02:38:42,810 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678369,678382] [2021-11-13 02:38:42,811 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678515,678528] [2021-11-13 02:38:42,812 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678680,678693] [2021-11-13 02:38:42,813 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678838,678851] [2021-11-13 02:38:42,814 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678996,679009] [2021-11-13 02:38:42,821 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679154,679167] [2021-11-13 02:38:42,821 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679314,679327] [2021-11-13 02:38:42,822 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679473,679486] [2021-11-13 02:38:42,824 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679612,679625] [2021-11-13 02:38:42,825 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679754,679767] [2021-11-13 02:38:42,827 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679903,679916] [2021-11-13 02:38:42,828 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680042,680055] [2021-11-13 02:38:42,829 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680197,680210] [2021-11-13 02:38:42,829 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680357,680370] [2021-11-13 02:38:42,830 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680508,680521] [2021-11-13 02:38:42,830 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680659,680672] [2021-11-13 02:38:42,834 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680811,680824] [2021-11-13 02:38:42,835 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680960,680973] [2021-11-13 02:38:42,836 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681108,681121] [2021-11-13 02:38:42,838 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681265,681278] [2021-11-13 02:38:42,839 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681414,681427] [2021-11-13 02:38:42,840 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681570,681583] [2021-11-13 02:38:42,841 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681723,681736] [2021-11-13 02:38:42,841 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681869,681882] [2021-11-13 02:38:42,842 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682012,682025] [2021-11-13 02:38:42,843 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682164,682177] [2021-11-13 02:38:42,843 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682310,682323] [2021-11-13 02:38:42,844 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682455,682468] [2021-11-13 02:38:42,846 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682609,682622] [2021-11-13 02:38:42,847 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682760,682773] [2021-11-13 02:38:42,847 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682915,682928] [2021-11-13 02:38:42,849 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683067,683080] [2021-11-13 02:38:42,850 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683222,683235] [2021-11-13 02:38:42,851 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683386,683399] [2021-11-13 02:38:42,851 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683542,683555] [2021-11-13 02:38:42,852 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683706,683719] [2021-11-13 02:38:42,852 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683848,683861] [2021-11-13 02:38:42,853 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684006,684019] [2021-11-13 02:38:42,853 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684173,684186] [2021-11-13 02:38:42,854 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684332,684345] [2021-11-13 02:38:42,855 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684491,684504] [2021-11-13 02:38:42,859 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684640,684653] [2021-11-13 02:38:42,860 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684787,684800] [2021-11-13 02:38:42,860 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684926,684939] [2021-11-13 02:38:42,861 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685089,685102] [2021-11-13 02:38:42,861 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685255,685268] [2021-11-13 02:38:42,863 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685419,685432] [2021-11-13 02:38:42,863 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685584,685597] [2021-11-13 02:38:42,864 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685749,685762] [2021-11-13 02:38:42,864 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685915,685928] [2021-11-13 02:38:42,865 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686080,686093] [2021-11-13 02:38:42,865 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686247,686260] [2021-11-13 02:38:42,866 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686407,686420] [2021-11-13 02:38:42,866 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686569,686582] [2021-11-13 02:38:42,867 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686728,686741] [2021-11-13 02:38:42,867 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686874,686887] [2021-11-13 02:38:42,868 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687017,687030] [2021-11-13 02:38:42,868 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687161,687174] [2021-11-13 02:38:42,869 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687304,687317] [2021-11-13 02:38:42,869 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687448,687461] [2021-11-13 02:38:42,870 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687589,687602] [2021-11-13 02:38:42,871 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687727,687740] [2021-11-13 02:38:42,871 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687885,687898] [2021-11-13 02:38:42,872 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688044,688057] [2021-11-13 02:38:42,873 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688200,688213] [2021-11-13 02:38:42,873 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688349,688362] [2021-11-13 02:38:42,875 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688501,688514] [2021-11-13 02:38:42,875 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688652,688665] [2021-11-13 02:38:42,876 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688801,688814] [2021-11-13 02:38:42,876 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688953,688966] [2021-11-13 02:38:42,877 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689101,689114] [2021-11-13 02:38:42,877 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689254,689267] [2021-11-13 02:38:42,878 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689405,689418] [2021-11-13 02:38:42,878 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689555,689568] [2021-11-13 02:38:42,879 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689702,689715] [2021-11-13 02:38:42,879 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689853,689866] [2021-11-13 02:38:42,880 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690004,690017] [2021-11-13 02:38:42,880 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690152,690165] [2021-11-13 02:38:42,881 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690318,690331] [2021-11-13 02:38:42,882 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690487,690500] [2021-11-13 02:38:42,882 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690654,690667] [2021-11-13 02:38:42,883 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690822,690835] [2021-11-13 02:38:42,883 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690972,690985] [2021-11-13 02:38:42,884 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691119,691132] [2021-11-13 02:38:42,884 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691280,691293] [2021-11-13 02:38:42,885 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691450,691463] [2021-11-13 02:38:42,886 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691612,691625] [2021-11-13 02:38:42,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:38:42,997 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-13 02:38:43,105 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 02:38:43,730 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678224,678237] [2021-11-13 02:38:43,731 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678369,678382] [2021-11-13 02:38:43,732 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678515,678528] [2021-11-13 02:38:43,732 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678680,678693] [2021-11-13 02:38:43,732 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678838,678851] [2021-11-13 02:38:43,733 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678996,679009] [2021-11-13 02:38:43,733 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679154,679167] [2021-11-13 02:38:43,734 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679314,679327] [2021-11-13 02:38:43,734 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679473,679486] [2021-11-13 02:38:43,734 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679612,679625] [2021-11-13 02:38:43,735 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679754,679767] [2021-11-13 02:38:43,735 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679903,679916] [2021-11-13 02:38:43,736 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680042,680055] [2021-11-13 02:38:43,736 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680197,680210] [2021-11-13 02:38:43,737 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680357,680370] [2021-11-13 02:38:43,737 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680508,680521] [2021-11-13 02:38:43,737 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680659,680672] [2021-11-13 02:38:43,738 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680811,680824] [2021-11-13 02:38:43,738 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680960,680973] [2021-11-13 02:38:43,739 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681108,681121] [2021-11-13 02:38:43,739 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681265,681278] [2021-11-13 02:38:43,740 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681414,681427] [2021-11-13 02:38:43,740 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681570,681583] [2021-11-13 02:38:43,740 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681723,681736] [2021-11-13 02:38:43,741 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681869,681882] [2021-11-13 02:38:43,741 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682012,682025] [2021-11-13 02:38:43,742 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682164,682177] [2021-11-13 02:38:43,742 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682310,682323] [2021-11-13 02:38:43,742 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682455,682468] [2021-11-13 02:38:43,743 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682609,682622] [2021-11-13 02:38:43,743 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682760,682773] [2021-11-13 02:38:43,744 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682915,682928] [2021-11-13 02:38:43,744 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683067,683080] [2021-11-13 02:38:43,745 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683222,683235] [2021-11-13 02:38:43,745 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683386,683399] [2021-11-13 02:38:43,745 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683542,683555] [2021-11-13 02:38:43,746 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683706,683719] [2021-11-13 02:38:43,746 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683848,683861] [2021-11-13 02:38:43,747 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684006,684019] [2021-11-13 02:38:43,747 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684173,684186] [2021-11-13 02:38:43,748 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684332,684345] [2021-11-13 02:38:43,748 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684491,684504] [2021-11-13 02:38:43,748 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684640,684653] [2021-11-13 02:38:43,749 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684787,684800] [2021-11-13 02:38:43,754 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684926,684939] [2021-11-13 02:38:43,755 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685089,685102] [2021-11-13 02:38:43,756 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685255,685268] [2021-11-13 02:38:43,756 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685419,685432] [2021-11-13 02:38:43,757 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685584,685597] [2021-11-13 02:38:43,758 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685749,685762] [2021-11-13 02:38:43,758 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685915,685928] [2021-11-13 02:38:43,758 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686080,686093] [2021-11-13 02:38:43,759 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686247,686260] [2021-11-13 02:38:43,759 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686407,686420] [2021-11-13 02:38:43,760 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686569,686582] [2021-11-13 02:38:43,760 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686728,686741] [2021-11-13 02:38:43,761 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686874,686887] [2021-11-13 02:38:43,761 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687017,687030] [2021-11-13 02:38:43,762 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687161,687174] [2021-11-13 02:38:43,763 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687304,687317] [2021-11-13 02:38:43,767 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687448,687461] [2021-11-13 02:38:43,767 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687589,687602] [2021-11-13 02:38:43,768 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687727,687740] [2021-11-13 02:38:43,768 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687885,687898] [2021-11-13 02:38:43,770 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688044,688057] [2021-11-13 02:38:43,771 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688200,688213] [2021-11-13 02:38:43,771 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688349,688362] [2021-11-13 02:38:43,771 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688501,688514] [2021-11-13 02:38:43,773 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688652,688665] [2021-11-13 02:38:43,779 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688801,688814] [2021-11-13 02:38:43,780 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688953,688966] [2021-11-13 02:38:43,780 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689101,689114] [2021-11-13 02:38:43,780 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689254,689267] [2021-11-13 02:38:43,781 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689405,689418] [2021-11-13 02:38:43,781 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689555,689568] [2021-11-13 02:38:43,781 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689702,689715] [2021-11-13 02:38:43,782 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689853,689866] [2021-11-13 02:38:43,783 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690004,690017] [2021-11-13 02:38:43,784 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690152,690165] [2021-11-13 02:38:43,785 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690318,690331] [2021-11-13 02:38:43,785 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690487,690500] [2021-11-13 02:38:43,787 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690654,690667] [2021-11-13 02:38:43,787 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690822,690835] [2021-11-13 02:38:43,787 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690972,690985] [2021-11-13 02:38:43,788 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691119,691132] [2021-11-13 02:38:43,788 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691280,691293] [2021-11-13 02:38:43,789 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691450,691463] [2021-11-13 02:38:43,789 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691612,691625] [2021-11-13 02:38:43,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:38:43,830 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 02:38:45,115 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678224,678237] [2021-11-13 02:38:45,115 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678369,678382] [2021-11-13 02:38:45,116 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678515,678528] [2021-11-13 02:38:45,116 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678680,678693] [2021-11-13 02:38:45,116 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678838,678851] [2021-11-13 02:38:45,117 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[678996,679009] [2021-11-13 02:38:45,117 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679154,679167] [2021-11-13 02:38:45,118 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679314,679327] [2021-11-13 02:38:45,118 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679473,679486] [2021-11-13 02:38:45,118 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679612,679625] [2021-11-13 02:38:45,119 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679754,679767] [2021-11-13 02:38:45,119 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[679903,679916] [2021-11-13 02:38:45,119 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680042,680055] [2021-11-13 02:38:45,121 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680197,680210] [2021-11-13 02:38:45,121 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680357,680370] [2021-11-13 02:38:45,121 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680508,680521] [2021-11-13 02:38:45,122 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680659,680672] [2021-11-13 02:38:45,122 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680811,680824] [2021-11-13 02:38:45,122 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[680960,680973] [2021-11-13 02:38:45,123 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681108,681121] [2021-11-13 02:38:45,123 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681265,681278] [2021-11-13 02:38:45,124 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681414,681427] [2021-11-13 02:38:45,124 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681570,681583] [2021-11-13 02:38:45,125 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681723,681736] [2021-11-13 02:38:45,125 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[681869,681882] [2021-11-13 02:38:45,125 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682012,682025] [2021-11-13 02:38:45,127 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682164,682177] [2021-11-13 02:38:45,128 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682310,682323] [2021-11-13 02:38:45,128 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682455,682468] [2021-11-13 02:38:45,129 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682609,682622] [2021-11-13 02:38:45,129 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682760,682773] [2021-11-13 02:38:45,129 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[682915,682928] [2021-11-13 02:38:45,130 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683067,683080] [2021-11-13 02:38:45,130 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683222,683235] [2021-11-13 02:38:45,131 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683386,683399] [2021-11-13 02:38:45,131 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683542,683555] [2021-11-13 02:38:45,131 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683706,683719] [2021-11-13 02:38:45,132 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[683848,683861] [2021-11-13 02:38:45,132 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684006,684019] [2021-11-13 02:38:45,132 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684173,684186] [2021-11-13 02:38:45,133 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684332,684345] [2021-11-13 02:38:45,135 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684491,684504] [2021-11-13 02:38:45,135 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684640,684653] [2021-11-13 02:38:45,137 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684787,684800] [2021-11-13 02:38:45,137 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[684926,684939] [2021-11-13 02:38:45,138 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685089,685102] [2021-11-13 02:38:45,138 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685255,685268] [2021-11-13 02:38:45,138 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685419,685432] [2021-11-13 02:38:45,139 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685584,685597] [2021-11-13 02:38:45,139 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685749,685762] [2021-11-13 02:38:45,139 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[685915,685928] [2021-11-13 02:38:45,140 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686080,686093] [2021-11-13 02:38:45,141 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686247,686260] [2021-11-13 02:38:45,141 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686407,686420] [2021-11-13 02:38:45,141 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686569,686582] [2021-11-13 02:38:45,142 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686728,686741] [2021-11-13 02:38:45,142 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[686874,686887] [2021-11-13 02:38:45,142 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687017,687030] [2021-11-13 02:38:45,143 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687161,687174] [2021-11-13 02:38:45,143 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687304,687317] [2021-11-13 02:38:45,143 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687448,687461] [2021-11-13 02:38:45,144 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687589,687602] [2021-11-13 02:38:45,144 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687727,687740] [2021-11-13 02:38:45,144 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[687885,687898] [2021-11-13 02:38:45,145 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688044,688057] [2021-11-13 02:38:45,145 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688200,688213] [2021-11-13 02:38:45,145 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688349,688362] [2021-11-13 02:38:45,146 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688501,688514] [2021-11-13 02:38:45,146 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688652,688665] [2021-11-13 02:38:45,146 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688801,688814] [2021-11-13 02:38:45,147 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[688953,688966] [2021-11-13 02:38:45,149 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689101,689114] [2021-11-13 02:38:45,149 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689254,689267] [2021-11-13 02:38:45,150 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689405,689418] [2021-11-13 02:38:45,150 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689555,689568] [2021-11-13 02:38:45,151 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689702,689715] [2021-11-13 02:38:45,151 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[689853,689866] [2021-11-13 02:38:45,152 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690004,690017] [2021-11-13 02:38:45,152 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690152,690165] [2021-11-13 02:38:45,157 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690318,690331] [2021-11-13 02:38:45,161 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690487,690500] [2021-11-13 02:38:45,162 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690654,690667] [2021-11-13 02:38:45,162 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690822,690835] [2021-11-13 02:38:45,162 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[690972,690985] [2021-11-13 02:38:45,163 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691119,691132] [2021-11-13 02:38:45,163 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691280,691293] [2021-11-13 02:38:45,163 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691450,691463] [2021-11-13 02:38:45,164 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i[691612,691625] [2021-11-13 02:38:45,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:38:45,724 INFO L208 MainTranslator]: Completed translation [2021-11-13 02:38:45,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:45 WrapperNode [2021-11-13 02:38:45,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 02:38:45,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 02:38:45,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 02:38:45,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 02:38:45,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:45" (1/1) ... [2021-11-13 02:38:45,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:45" (1/1) ... [2021-11-13 02:38:46,336 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 02:38:46,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 02:38:46,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 02:38:46,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 02:38:46,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:45" (1/1) ... [2021-11-13 02:38:46,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:45" (1/1) ... [2021-11-13 02:38:46,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:45" (1/1) ... [2021-11-13 02:38:46,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:45" (1/1) ... [2021-11-13 02:38:46,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:45" (1/1) ... [2021-11-13 02:38:46,680 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:45" (1/1) ... [2021-11-13 02:38:46,901 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:45" (1/1) ... [2021-11-13 02:38:46,967 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 02:38:46,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 02:38:46,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 02:38:46,969 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 02:38:46,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:45" (1/1) ... [2021-11-13 02:38:46,977 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:38:46,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:38:47,006 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 02:38:47,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 02:38:47,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2021-11-13 02:38:47,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2021-11-13 02:38:47,064 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_expose_resource [2021-11-13 02:38:47,064 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_expose_resource [2021-11-13 02:38:47,064 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_slave_configure [2021-11-13 02:38:47,064 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_slave_configure [2021-11-13 02:38:47,064 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_init_ioadls [2021-11-13 02:38:47,064 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_init_ioadls [2021-11-13 02:38:47,064 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_reset_alert_done [2021-11-13 02:38:47,065 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_reset_alert_done [2021-11-13 02:38:47,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-13 02:38:47,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-13 02:38:47,065 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-11-13 02:38:47,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-11-13 02:38:47,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-13 02:38:47,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-13 02:38:47,066 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_eh_target_reset_handler [2021-11-13 02:38:47,066 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_eh_target_reset_handler [2021-11-13 02:38:47,066 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_eh_abort_handler [2021-11-13 02:38:47,066 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_eh_abort_handler [2021-11-13 02:38:47,066 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-13 02:38:47,066 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-13 02:38:47,066 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-11-13 02:38:47,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-11-13 02:38:47,067 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_chr_ioctl [2021-11-13 02:38:47,067 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_chr_ioctl [2021-11-13 02:38:47,067 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-13 02:38:47,067 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-13 02:38:47,067 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-13 02:38:47,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2021-11-13 02:38:47,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2021-11-13 02:38:47,068 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-13 02:38:47,068 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-13 02:38:47,068 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-13 02:38:47,068 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-13 02:38:47,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-11-13 02:38:47,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-11-13 02:38:47,069 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-11-13 02:38:47,069 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-11-13 02:38:47,069 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-13 02:38:47,069 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-13 02:38:47,069 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_release_cmd_blocks [2021-11-13 02:38:47,069 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_release_cmd_blocks [2021-11-13 02:38:47,070 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-11-13 02:38:47,070 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-11-13 02:38:47,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_aen_queue_lock_of_pmcraid_instance [2021-11-13 02:38:47,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_aen_queue_lock_of_pmcraid_instance [2021-11-13 02:38:47,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-13 02:38:47,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-13 02:38:47,070 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_error_handler [2021-11-13 02:38:47,071 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_error_handler [2021-11-13 02:38:47,071 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_fail_outstanding_cmds [2021-11-13 02:38:47,071 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_fail_outstanding_cmds [2021-11-13 02:38:47,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-13 02:38:47,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-13 02:38:47,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-11-13 02:38:47,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-11-13 02:38:47,072 INFO L130 BoogieDeclarations]: Found specification of procedure kmap [2021-11-13 02:38:47,072 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap [2021-11-13 02:38:47,072 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2021-11-13 02:38:47,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2021-11-13 02:38:47,072 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-11-13 02:38:47,072 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-11-13 02:38:47,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-13 02:38:47,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-13 02:38:47,073 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-13 02:38:47,073 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-13 02:38:47,073 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-11-13 02:38:47,073 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-11-13 02:38:47,073 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_enable_interrupts [2021-11-13 02:38:47,073 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_enable_interrupts [2021-11-13 02:38:47,073 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-13 02:38:47,074 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-13 02:38:47,074 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-13 02:38:47,074 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-13 02:38:47,074 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2021-11-13 02:38:47,074 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2021-11-13 02:38:47,074 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2021-11-13 02:38:47,074 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2021-11-13 02:38:47,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-13 02:38:47,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-13 02:38:47,075 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_querycfg [2021-11-13 02:38:47,075 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_querycfg [2021-11-13 02:38:47,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2021-11-13 02:38:47,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2021-11-13 02:38:47,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 02:38:47,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2021-11-13 02:38:47,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2021-11-13 02:38:47,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-13 02:38:47,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-13 02:38:47,076 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_abort_cmd [2021-11-13 02:38:47,076 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_abort_cmd [2021-11-13 02:38:47,076 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-11-13 02:38:47,076 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-11-13 02:38:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 02:38:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-13 02:38:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-13 02:38:47,077 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-13 02:38:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2021-11-13 02:38:47,077 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2021-11-13 02:38:47,077 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_ioa_reset [2021-11-13 02:38:47,077 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_ioa_reset [2021-11-13 02:38:47,078 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-13 02:38:47,078 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-13 02:38:47,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lockp [2021-11-13 02:38:47,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lockp [2021-11-13 02:38:47,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2021-11-13 02:38:47,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2021-11-13 02:38:47,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_completion_173 [2021-11-13 02:38:47,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_completion_173 [2021-11-13 02:38:47,083 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-13 02:38:47,083 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-13 02:38:47,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 02:38:47,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 02:38:47,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_pending_pool_lock_of_pmcraid_instance [2021-11-13 02:38:47,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_pending_pool_lock_of_pmcraid_instance [2021-11-13 02:38:47,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-13 02:38:47,084 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2021-11-13 02:38:47,084 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2021-11-13 02:38:47,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_144 [2021-11-13 02:38:47,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_144 [2021-11-13 02:38:47,085 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_release_control_blocks [2021-11-13 02:38:47,085 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_release_control_blocks [2021-11-13 02:38:47,085 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_disable_interrupts [2021-11-13 02:38:47,085 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_disable_interrupts [2021-11-13 02:38:47,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-13 02:38:47,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-13 02:38:47,086 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_chr_open [2021-11-13 02:38:47,086 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_chr_open [2021-11-13 02:38:47,086 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_shutdown [2021-11-13 02:38:47,086 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_shutdown [2021-11-13 02:38:47,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_130 [2021-11-13 02:38:47,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_130 [2021-11-13 02:38:47,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_135 [2021-11-13 02:38:47,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_135 [2021-11-13 02:38:47,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 02:38:47,087 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 02:38:47,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2021-11-13 02:38:47,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2021-11-13 02:38:47,087 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_netlink_release [2021-11-13 02:38:47,088 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_netlink_release [2021-11-13 02:38:47,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-11-13 02:38:47,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-11-13 02:38:47,088 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-11-13 02:38:47,088 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-11-13 02:38:47,088 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-13 02:38:47,088 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-13 02:38:47,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_128 [2021-11-13 02:38:47,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_128 [2021-11-13 02:38:47,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-11-13 02:38:47,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-11-13 02:38:47,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-11-13 02:38:47,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-11-13 02:38:47,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 02:38:47,089 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-13 02:38:47,090 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-13 02:38:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-13 02:38:47,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-13 02:38:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2021-11-13 02:38:47,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2021-11-13 02:38:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 02:38:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_destroy_class [2021-11-13 02:38:47,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_destroy_class [2021-11-13 02:38:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-13 02:38:47,091 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-13 02:38:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_reset_bringdown [2021-11-13 02:38:47,091 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_reset_bringdown [2021-11-13 02:38:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-11-13 02:38:47,091 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-11-13 02:38:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-13 02:38:47,091 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-13 02:38:47,092 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_report_bus_reset [2021-11-13 02:38:47,092 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_report_bus_reset [2021-11-13 02:38:47,092 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_remove [2021-11-13 02:38:47,092 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_remove [2021-11-13 02:38:47,092 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_set_timestamp [2021-11-13 02:38:47,092 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_set_timestamp [2021-11-13 02:38:47,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-13 02:38:47,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-13 02:38:47,093 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-13 02:38:47,093 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-13 02:38:47,093 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2021-11-13 02:38:47,093 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2021-11-13 02:38:47,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-13 02:38:47,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-13 02:38:47,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-11-13 02:38:47,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-11-13 02:38:47,094 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-13 02:38:47,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-13 02:38:47,094 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_start_bist [2021-11-13 02:38:47,094 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_start_bist [2021-11-13 02:38:47,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-13 02:38:47,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-13 02:38:47,094 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_resume [2021-11-13 02:38:47,095 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_resume [2021-11-13 02:38:47,095 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_free_sglist [2021-11-13 02:38:47,095 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_free_sglist [2021-11-13 02:38:47,095 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_read_interrupts [2021-11-13 02:38:47,095 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_read_interrupts [2021-11-13 02:38:47,095 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_init_cmdblk [2021-11-13 02:38:47,095 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_init_cmdblk [2021-11-13 02:38:47,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-13 02:38:47,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-13 02:38:47,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-13 02:38:47,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-13 02:38:47,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-13 02:38:47,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-13 02:38:47,096 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_identify_hrrq [2021-11-13 02:38:47,096 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_identify_hrrq [2021-11-13 02:38:47,097 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2021-11-13 02:38:47,097 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2021-11-13 02:38:47,097 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_process_ldn [2021-11-13 02:38:47,097 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_process_ldn [2021-11-13 02:38:47,097 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-13 02:38:47,097 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-13 02:38:47,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2021-11-13 02:38:47,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2021-11-13 02:38:47,098 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-11-13 02:38:47,098 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-11-13 02:38:47,098 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_soft_reset [2021-11-13 02:38:47,098 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_soft_reset [2021-11-13 02:38:47,098 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-13 02:38:47,098 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-13 02:38:47,098 INFO L130 BoogieDeclarations]: Found specification of procedure kunmap [2021-11-13 02:38:47,099 INFO L138 BoogieDeclarations]: Found implementation of procedure kunmap [2021-11-13 02:38:47,099 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-13 02:38:47,099 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-13 02:38:47,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_remove_host [2021-11-13 02:38:47,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_remove_host [2021-11-13 02:38:47,099 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_clr_trans_op [2021-11-13 02:38:47,099 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_clr_trans_op [2021-11-13 02:38:47,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2021-11-13 02:38:47,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2021-11-13 02:38:47,100 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-13 02:38:47,100 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-13 02:38:47,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2021-11-13 02:38:47,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2021-11-13 02:38:47,100 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_cancel_hcam [2021-11-13 02:38:47,100 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_cancel_hcam [2021-11-13 02:38:47,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-11-13 02:38:47,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-11-13 02:38:47,101 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-13 02:38:47,101 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-13 02:38:47,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-13 02:38:47,101 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-13 02:38:47,101 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_reinit_cmdblk [2021-11-13 02:38:47,101 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_reinit_cmdblk [2021-11-13 02:38:47,101 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-13 02:38:47,102 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-13 02:38:47,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-13 02:38:47,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-13 02:38:47,102 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-11-13 02:38:47,102 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-11-13 02:38:47,102 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-13 02:38:47,102 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-13 02:38:47,103 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_release_buffers [2021-11-13 02:38:47,103 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_release_buffers [2021-11-13 02:38:47,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-11-13 02:38:47,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-11-13 02:38:47,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-11-13 02:38:47,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-11-13 02:38:47,103 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-13 02:38:47,103 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-13 02:38:47,104 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_release_config_buffers [2021-11-13 02:38:47,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_release_config_buffers [2021-11-13 02:38:47,104 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_init_tasklets [2021-11-13 02:38:47,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_init_tasklets [2021-11-13 02:38:47,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-13 02:38:47,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-13 02:38:47,104 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-11-13 02:38:47,104 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-11-13 02:38:47,105 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_register_interrupt_handler [2021-11-13 02:38:47,105 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_register_interrupt_handler [2021-11-13 02:38:47,105 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_unregister_interrupt_handler [2021-11-13 02:38:47,105 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_unregister_interrupt_handler [2021-11-13 02:38:47,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-13 02:38:47,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-13 02:38:47,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-11-13 02:38:47,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-11-13 02:38:47,106 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_reset_device [2021-11-13 02:38:47,106 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_reset_device [2021-11-13 02:38:47,106 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_return_cmd [2021-11-13 02:38:47,106 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_return_cmd [2021-11-13 02:38:47,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 02:38:47,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-13 02:38:47,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 02:38:47,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-13 02:38:47,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-13 02:38:47,107 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2021-11-13 02:38:47,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2021-11-13 02:38:47,107 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-13 02:38:47,107 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-13 02:38:47,107 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-13 02:38:47,107 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-13 02:38:47,108 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_slave_alloc [2021-11-13 02:38:47,108 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_slave_alloc [2021-11-13 02:38:47,108 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-11-13 02:38:47,108 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-11-13 02:38:47,108 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_kill_tasklets [2021-11-13 02:38:47,108 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_kill_tasklets [2021-11-13 02:38:47,108 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-13 02:38:47,108 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-13 02:38:47,109 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-13 02:38:47,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-13 02:38:47,109 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_initiate_reset [2021-11-13 02:38:47,109 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_initiate_reset [2021-11-13 02:38:47,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-11-13 02:38:47,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-11-13 02:38:47,109 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_reset_bringup [2021-11-13 02:38:47,109 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_reset_bringup [2021-11-13 02:38:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_prepare_cancel_cmd [2021-11-13 02:38:47,110 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_prepare_cancel_cmd [2021-11-13 02:38:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-13 02:38:47,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-13 02:38:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-13 02:38:47,110 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-13 02:38:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-11-13 02:38:47,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-11-13 02:38:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-13 02:38:47,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-13 02:38:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-13 02:38:47,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-13 02:38:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_send_cmd [2021-11-13 02:38:47,111 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_send_cmd [2021-11-13 02:38:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_requests [2021-11-13 02:38:47,112 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_requests [2021-11-13 02:38:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2021-11-13 02:38:47,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2021-11-13 02:38:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_2 [2021-11-13 02:38:47,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_2 [2021-11-13 02:38:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2021-11-13 02:38:47,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2021-11-13 02:38:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-13 02:38:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-13 02:38:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-11-13 02:38:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-11-13 02:38:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_host_lock_of_Scsi_Host [2021-11-13 02:38:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_host_lock_of_Scsi_Host [2021-11-13 02:38:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-13 02:38:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_free_pool_lock_of_pmcraid_instance [2021-11-13 02:38:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_free_pool_lock_of_pmcraid_instance [2021-11-13 02:38:47,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-13 02:38:47,114 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-13 02:38:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-13 02:38:47,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-13 02:38:47,114 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-11-13 02:38:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-11-13 02:38:47,114 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2021-11-13 02:38:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2021-11-13 02:38:47,115 INFO L130 BoogieDeclarations]: Found specification of procedure _pmcraid_io_done [2021-11-13 02:38:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure _pmcraid_io_done [2021-11-13 02:38:47,115 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_send_hcam_cmd [2021-11-13 02:38:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_send_hcam_cmd [2021-11-13 02:38:47,115 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2021-11-13 02:38:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2021-11-13 02:38:47,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-11-13 02:38:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-11-13 02:38:47,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-13 02:38:47,116 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_release_hcams [2021-11-13 02:38:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_release_hcams [2021-11-13 02:38:47,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-13 02:38:47,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-13 02:38:47,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-13 02:38:47,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-13 02:38:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-13 02:38:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_notify_ioastate [2021-11-13 02:38:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_notify_ioastate [2021-11-13 02:38:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-13 02:38:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-13 02:38:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-13 02:38:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-13 02:38:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_destroy_class [2021-11-13 02:38:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_destroy_class [2021-11-13 02:38:47,118 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-11-13 02:38:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-11-13 02:38:47,118 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_host [2021-11-13 02:38:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_host [2021-11-13 02:38:47,118 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_get_free_cmd [2021-11-13 02:38:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_get_free_cmd [2021-11-13 02:38:47,118 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_request_sense [2021-11-13 02:38:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_request_sense [2021-11-13 02:38:47,119 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-13 02:38:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-13 02:38:47,119 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2021-11-13 02:38:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2021-11-13 02:38:47,119 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_send_hcam [2021-11-13 02:38:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_send_hcam [2021-11-13 02:38:47,120 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_release_host_rrqs [2021-11-13 02:38:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_release_host_rrqs [2021-11-13 02:38:47,120 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_complete_ioa_reset [2021-11-13 02:38:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_complete_ioa_reset [2021-11-13 02:38:47,120 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-13 02:38:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-13 02:38:47,120 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-11-13 02:38:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-11-13 02:38:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-13 02:38:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-13 02:38:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-13 02:38:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 02:38:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 02:38:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_io_done [2021-11-13 02:38:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_io_done [2021-11-13 02:38:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-13 02:38:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-13 02:38:47,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-11-13 02:38:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-11-13 02:38:47,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_210 [2021-11-13 02:38:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_210 [2021-11-13 02:38:47,122 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-13 02:38:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-13 02:38:47,123 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_ioa_shutdown_done [2021-11-13 02:38:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_ioa_shutdown_done [2021-11-13 02:38:47,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-13 02:38:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-13 02:38:47,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-11-13 02:38:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-11-13 02:38:47,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-13 02:38:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-13 02:38:47,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-13 02:38:47,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-13 02:38:47,124 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_release_minor [2021-11-13 02:38:47,124 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_release_minor [2021-11-13 02:38:47,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_sched_completion_wait_for_completion_wait_for_completion_of_pmcraid_cmd [2021-11-13 02:38:47,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_sched_completion_wait_for_completion_wait_for_completion_of_pmcraid_cmd [2021-11-13 02:38:47,124 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2021-11-13 02:38:47,124 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2021-11-13 02:38:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_notify_aen [2021-11-13 02:38:47,125 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_notify_aen [2021-11-13 02:38:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-13 02:38:47,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-13 02:38:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-11-13 02:38:47,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-11-13 02:38:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_eh_host_reset_handler [2021-11-13 02:38:47,126 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_eh_host_reset_handler [2021-11-13 02:38:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-13 02:38:47,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-13 02:38:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure _pmcraid_fire_command [2021-11-13 02:38:47,126 INFO L138 BoogieDeclarations]: Found implementation of procedure _pmcraid_fire_command [2021-11-13 02:38:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-13 02:38:47,126 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-13 02:38:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-13 02:38:47,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-13 02:38:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~C_ULONG~TO~C_LONG [2021-11-13 02:38:47,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~C_ULONG~TO~C_LONG [2021-11-13 02:38:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_eh_device_reset_handler [2021-11-13 02:38:47,127 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_eh_device_reset_handler [2021-11-13 02:38:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-13 02:38:47,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-13 02:38:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2021-11-13 02:38:47,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2021-11-13 02:38:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_copy_sglist [2021-11-13 02:38:47,128 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_copy_sglist [2021-11-13 02:38:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_unblock_requests [2021-11-13 02:38:47,128 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_unblock_requests [2021-11-13 02:38:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_init_hcam [2021-11-13 02:38:47,128 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_init_hcam [2021-11-13 02:38:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-13 02:38:47,129 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-13 02:38:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-11-13 02:38:47,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-11-13 02:38:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_store_log_level [2021-11-13 02:38:47,129 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_store_log_level [2021-11-13 02:38:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_eh_bus_reset_handler [2021-11-13 02:38:47,130 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_eh_bus_reset_handler [2021-11-13 02:38:47,130 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_slave_destroy [2021-11-13 02:38:47,130 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_slave_destroy [2021-11-13 02:38:47,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-13 02:38:47,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-13 02:38:47,130 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2021-11-13 02:38:47,130 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2021-11-13 02:38:47,130 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-11-13 02:38:47,131 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-11-13 02:38:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_free [2021-11-13 02:38:47,131 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_free [2021-11-13 02:38:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-13 02:38:47,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-13 02:38:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-13 02:38:47,131 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-13 02:38:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_reset_reload [2021-11-13 02:38:47,132 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_reset_reload [2021-11-13 02:38:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_erp_done [2021-11-13 02:38:47,132 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_erp_done [2021-11-13 02:38:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_reset_alert [2021-11-13 02:38:47,132 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_reset_alert [2021-11-13 02:38:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure pmcraid_bist_done [2021-11-13 02:38:47,132 INFO L138 BoogieDeclarations]: Found implementation of procedure pmcraid_bist_done [2021-11-13 02:38:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_resource_lock_of_pmcraid_instance [2021-11-13 02:38:47,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_resource_lock_of_pmcraid_instance [2021-11-13 02:38:48,781 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-13 02:39:24,079 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9499: SUMMARY for call __copy_to_user_nocheck_#t~ret309#1 := ldv__builtin_expect(~sign_extendFrom32To64((if 0bv32 != __copy_to_user_nocheck_~ret~2#1 then 1bv32 else 0bv32)), 0bv64); srcloc: null [2021-11-13 02:39:24,079 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9503: SUMMARY for call __copy_to_user_nocheck_#t~ret310#1 := ldv__builtin_expect(~sign_extendFrom32To64((if 0bv32 != __copy_to_user_nocheck_~ret~2#1 then 1bv32 else 0bv32)), 0bv64); srcloc: null [2021-11-13 02:39:24,079 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9491: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-11-13 02:39:24,079 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9495: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-11-13 02:39:24,080 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9483: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-11-13 02:39:24,080 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9553: __copy_to_user_nocheck_~tmp___2~2#1 := __copy_to_user_nocheck_#t~ret311#1;havoc __copy_to_user_nocheck_#t~ret311#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~tmp___2~2#1[32:0]; [2021-11-13 02:39:24,080 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9487: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-11-13 02:39:24,080 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9541: __copy_to_user_nocheck_~tmp___1~6#1 := __copy_to_user_nocheck_#t~ret310#1;havoc __copy_to_user_nocheck_#t~ret310#1; [2021-11-13 02:39:24,080 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9529: assume 0bv64 != __copy_to_user_nocheck_~tmp___0~10#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-11-13 02:39:24,080 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9529: assume !(0bv64 != __copy_to_user_nocheck_~tmp___0~10#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-11-13 02:39:24,080 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1bv32 == __copy_to_user_nocheck_~size#1; [2021-11-13 02:39:24,080 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9506: SUMMARY for call __copy_to_user_nocheck_#t~ret311#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 [2021-11-13 02:39:24,080 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1bv32 == __copy_to_user_nocheck_~size#1); [2021-11-13 02:39:24,080 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9543: assume 0bv64 != __copy_to_user_nocheck_~tmp___1~6#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-11-13 02:39:24,081 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9543: assume !(0bv64 != __copy_to_user_nocheck_~tmp___1~6#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2021-11-13 02:39:24,081 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9498: assume 10bv32 == __copy_to_user_nocheck_~size#1; [2021-11-13 02:39:24,081 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9498: assume !(10bv32 == __copy_to_user_nocheck_~size#1); [2021-11-13 02:39:24,081 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9502: assume 16bv32 == __copy_to_user_nocheck_~size#1; [2021-11-13 02:39:24,081 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9502: assume !(16bv32 == __copy_to_user_nocheck_~size#1); [2021-11-13 02:39:24,081 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9490: assume 4bv32 == __copy_to_user_nocheck_~size#1; [2021-11-13 02:39:24,081 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9490: assume !(4bv32 == __copy_to_user_nocheck_~size#1); [2021-11-13 02:39:24,081 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9527: __copy_to_user_nocheck_~tmp___0~10#1 := __copy_to_user_nocheck_#t~ret309#1;havoc __copy_to_user_nocheck_#t~ret309#1; [2021-11-13 02:39:24,081 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9494: assume 8bv32 == __copy_to_user_nocheck_~size#1; [2021-11-13 02:39:24,081 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9494: assume !(8bv32 == __copy_to_user_nocheck_~size#1); [2021-11-13 02:39:24,082 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9486: assume 2bv32 == __copy_to_user_nocheck_~size#1; [2021-11-13 02:39:24,082 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9486: assume !(2bv32 == __copy_to_user_nocheck_~size#1); [2021-11-13 02:39:52,176 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9450: __copy_from_user_nocheck_~tmp___2~1#1 := __copy_from_user_nocheck_#t~ret306#1;havoc __copy_from_user_nocheck_#t~ret306#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~tmp___2~1#1[32:0]; [2021-11-13 02:39:52,177 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9425: assume 0bv64 != __copy_from_user_nocheck_~tmp___0~9#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-11-13 02:39:52,177 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9425: assume !(0bv64 != __copy_from_user_nocheck_~tmp___0~9#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-11-13 02:39:52,177 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9438: __copy_from_user_nocheck_~tmp___1~5#1 := __copy_from_user_nocheck_#t~ret305#1;havoc __copy_from_user_nocheck_#t~ret305#1; [2021-11-13 02:39:52,177 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9397: SUMMARY for call __copy_from_user_nocheck_#t~ret306#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 [2021-11-13 02:39:52,177 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9389: assume 10bv32 == __copy_from_user_nocheck_~size#1; [2021-11-13 02:39:52,177 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9389: assume !(10bv32 == __copy_from_user_nocheck_~size#1); [2021-11-13 02:39:52,177 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9393: assume 16bv32 == __copy_from_user_nocheck_~size#1; [2021-11-13 02:39:52,177 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9393: assume !(16bv32 == __copy_from_user_nocheck_~size#1); [2021-11-13 02:39:52,178 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9381: assume 4bv32 == __copy_from_user_nocheck_~size#1; [2021-11-13 02:39:52,178 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9381: assume !(4bv32 == __copy_from_user_nocheck_~size#1); [2021-11-13 02:39:52,178 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9385: assume 8bv32 == __copy_from_user_nocheck_~size#1; [2021-11-13 02:39:52,178 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9385: assume !(8bv32 == __copy_from_user_nocheck_~size#1); [2021-11-13 02:39:52,178 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9377: assume 2bv32 == __copy_from_user_nocheck_~size#1; [2021-11-13 02:39:52,178 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9377: assume !(2bv32 == __copy_from_user_nocheck_~size#1); [2021-11-13 02:39:52,178 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9394: SUMMARY for call __copy_from_user_nocheck_#t~ret305#1 := ldv__builtin_expect(~sign_extendFrom32To64((if 0bv32 != __copy_from_user_nocheck_~ret~1#1 then 1bv32 else 0bv32)), 0bv64); srcloc: null [2021-11-13 02:39:52,178 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9386: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-11-13 02:39:52,179 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9423: __copy_from_user_nocheck_~tmp___0~9#1 := __copy_from_user_nocheck_#t~ret304#1;havoc __copy_from_user_nocheck_#t~ret304#1; [2021-11-13 02:39:52,179 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9390: SUMMARY for call __copy_from_user_nocheck_#t~ret304#1 := ldv__builtin_expect(~sign_extendFrom32To64((if 0bv32 != __copy_from_user_nocheck_~ret~1#1 then 1bv32 else 0bv32)), 0bv64); srcloc: null [2021-11-13 02:39:52,179 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1bv32 == __copy_from_user_nocheck_~size#1; [2021-11-13 02:39:52,179 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9378: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-11-13 02:39:52,179 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1bv32 == __copy_from_user_nocheck_~size#1); [2021-11-13 02:39:52,179 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9382: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-11-13 02:39:52,179 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9440: assume 0bv64 != __copy_from_user_nocheck_~tmp___1~5#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-11-13 02:39:52,179 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9440: assume !(0bv64 != __copy_from_user_nocheck_~tmp___1~5#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-11-13 02:39:52,180 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L9374: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2021-11-13 02:41:23,103 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 02:41:23,104 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 02:41:23,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:41:23 BoogieIcfgContainer [2021-11-13 02:41:23,112 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 02:41:23,114 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 02:41:23,114 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 02:41:23,117 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 02:41:23,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:38:33" (1/3) ... [2021-11-13 02:41:23,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ce9d76e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:41:23, skipping insertion in model container [2021-11-13 02:41:23,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:45" (2/3) ... [2021-11-13 02:41:23,119 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ce9d76e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:41:23, skipping insertion in model container [2021-11-13 02:41:23,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:41:23" (3/3) ... [2021-11-13 02:41:23,120 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--scsi--pmcraid.ko.cil.i [2021-11-13 02:41:23,125 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 02:41:23,126 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 39 error locations. [2021-11-13 02:41:23,191 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 02:41:23,197 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 02:41:23,198 INFO L340 AbstractCegarLoop]: Starting to check reachability of 39 error locations. [2021-11-13 02:41:23,296 INFO L276 IsEmpty]: Start isEmpty. Operand has 3594 states, 2357 states have (on average 1.291896478574459) internal successors, (3045), 2501 states have internal predecessors, (3045), 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) [2021-11-13 02:41:23,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 02:41:23,302 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:41:23,302 INFO L514 BasicCegarLoop]: 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] [2021-11-13 02:41:23,303 INFO L402 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)] === [2021-11-13 02:41:23,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:41:23,308 INFO L85 PathProgramCache]: Analyzing trace with hash 517428474, now seen corresponding path program 1 times [2021-11-13 02:41:23,336 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:41:23,337 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1108256393] [2021-11-13 02:41:23,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:41:23,338 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:41:23,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:41:23,341 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:41:23,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-13 02:41:33,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:41:33,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 2366 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:41:33,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:41:34,334 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 02:41:34,335 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:41:34,742 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 02:41:34,743 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:41:34,743 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1108256393] [2021-11-13 02:41:34,743 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1108256393] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:41:34,743 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:41:34,744 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [] total 7 [2021-11-13 02:41:34,746 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367518023] [2021-11-13 02:41:34,747 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:41:34,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 02:41:34,752 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:41:34,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 02:41:34,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-13 02:41:34,791 INFO L87 Difference]: Start difference. First operand has 3594 states, 2357 states have (on average 1.291896478574459) internal successors, (3045), 2501 states have internal predecessors, (3045), 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 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 5 states have internal predecessors, (32), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-13 02:41:35,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:41:35,820 INFO L93 Difference]: Finished difference Result 10686 states and 15494 transitions. [2021-11-13 02:41:35,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:41:35,823 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 5 states have internal predecessors, (32), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 33 [2021-11-13 02:41:35,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:41:35,918 INFO L225 Difference]: With dead ends: 10686 [2021-11-13 02:41:35,919 INFO L226 Difference]: Without dead ends: 7089 [2021-11-13 02:41:35,972 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-11-13 02:41:35,976 INFO L933 BasicCegarLoop]: 9710 mSDtfsCounter, 4905 mSDsluCounter, 24247 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 99.10ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4906 SdHoareTripleChecker+Valid, 33957 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 127.11ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 115.58ms IncrementalHoareTripleChecker+Time [2021-11-13 02:41:35,977 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4906 Valid, 33957 Invalid, 15 Unknown, 0 Unchecked, 127.11ms Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 115.58ms Time] [2021-11-13 02:41:36,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7089 states. [2021-11-13 02:41:36,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7089 to 6984. [2021-11-13 02:41:36,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6984 states, 4603 states have (on average 1.273300021724962) internal successors, (5861), 4847 states have internal predecessors, (5861), 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) [2021-11-13 02:41:36,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6984 states to 6984 states and 9651 transitions. [2021-11-13 02:41:36,543 INFO L78 Accepts]: Start accepts. Automaton has 6984 states and 9651 transitions. Word has length 33 [2021-11-13 02:41:36,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:41:36,544 INFO L470 AbstractCegarLoop]: Abstraction has 6984 states and 9651 transitions. [2021-11-13 02:41:36,544 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 5 states have internal predecessors, (32), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-13 02:41:36,544 INFO L276 IsEmpty]: Start isEmpty. Operand 6984 states and 9651 transitions. [2021-11-13 02:41:36,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 02:41:36,547 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:41:36,547 INFO L514 BasicCegarLoop]: 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] [2021-11-13 02:41:36,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-13 02:41:36,768 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:41:36,769 INFO L402 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)] === [2021-11-13 02:41:36,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:41:36,769 INFO L85 PathProgramCache]: Analyzing trace with hash -1684039885, now seen corresponding path program 1 times [2021-11-13 02:41:36,775 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:41:36,775 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1244701408] [2021-11-13 02:41:36,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:41:36,776 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:41:36,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:41:36,780 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:41:36,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-13 02:41:46,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:41:46,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 2394 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:41:46,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:41:47,414 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-13 02:41:47,414 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:41:47,856 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-13 02:41:47,856 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:41:47,856 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1244701408] [2021-11-13 02:41:47,856 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1244701408] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:41:47,856 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:41:47,856 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [] total 7 [2021-11-13 02:41:47,857 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22740524] [2021-11-13 02:41:47,857 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:41:47,858 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 02:41:47,858 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:41:47,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 02:41:47,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-13 02:41:47,859 INFO L87 Difference]: Start difference. First operand 6984 states and 9651 transitions. Second operand has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (12), 4 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-11-13 02:41:48,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:41:48,536 INFO L93 Difference]: Finished difference Result 6984 states and 9651 transitions. [2021-11-13 02:41:48,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:41:48,537 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (12), 4 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 52 [2021-11-13 02:41:48,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:41:48,601 INFO L225 Difference]: With dead ends: 6984 [2021-11-13 02:41:48,602 INFO L226 Difference]: Without dead ends: 6982 [2021-11-13 02:41:48,607 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-11-13 02:41:48,608 INFO L933 BasicCegarLoop]: 4896 mSDtfsCounter, 4874 mSDsluCounter, 19578 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 120.12ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4875 SdHoareTripleChecker+Valid, 24474 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 65.82ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 124.59ms IncrementalHoareTripleChecker+Time [2021-11-13 02:41:48,609 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4875 Valid, 24474 Invalid, 22 Unknown, 0 Unchecked, 65.82ms Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 124.59ms Time] [2021-11-13 02:41:48,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6982 states. [2021-11-13 02:41:48,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6982 to 6982. [2021-11-13 02:41:48,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6982 states, 4602 states have (on average 1.2729248152976966) internal successors, (5858), 4845 states have internal predecessors, (5858), 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) [2021-11-13 02:41:49,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6982 states to 6982 states and 9648 transitions. [2021-11-13 02:41:49,202 INFO L78 Accepts]: Start accepts. Automaton has 6982 states and 9648 transitions. Word has length 52 [2021-11-13 02:41:49,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:41:49,203 INFO L470 AbstractCegarLoop]: Abstraction has 6982 states and 9648 transitions. [2021-11-13 02:41:49,204 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (12), 4 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-11-13 02:41:49,204 INFO L276 IsEmpty]: Start isEmpty. Operand 6982 states and 9648 transitions. [2021-11-13 02:41:49,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 02:41:49,215 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:41:49,215 INFO L514 BasicCegarLoop]: 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] [2021-11-13 02:41:49,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-13 02:41:49,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:41:49,436 INFO L402 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)] === [2021-11-13 02:41:49,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:41:49,437 INFO L85 PathProgramCache]: Analyzing trace with hash 417393539, now seen corresponding path program 1 times [2021-11-13 02:41:49,443 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:41:49,443 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1448710168] [2021-11-13 02:41:49,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:41:49,444 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:41:49,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:41:49,445 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:41:49,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-13 02:41:59,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:41:59,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 2448 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 02:41:59,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:42:00,207 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 02:42:00,207 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:42:00,578 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-13 02:42:00,578 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:42:00,578 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1448710168] [2021-11-13 02:42:00,579 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1448710168] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:42:00,579 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:42:00,579 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 7 [2021-11-13 02:42:00,579 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109999494] [2021-11-13 02:42:00,579 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:42:00,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 02:42:00,580 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:42:00,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 02:42:00,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 02:42:00,581 INFO L87 Difference]: Start difference. First operand 6982 states and 9648 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 3 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2021-11-13 02:42:01,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:42:01,964 INFO L93 Difference]: Finished difference Result 9484 states and 13121 transitions. [2021-11-13 02:42:01,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 02:42:01,965 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 3 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 84 [2021-11-13 02:42:01,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:42:02,018 INFO L225 Difference]: With dead ends: 9484 [2021-11-13 02:42:02,019 INFO L226 Difference]: Without dead ends: 5952 [2021-11-13 02:42:02,044 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-13 02:42:02,048 INFO L933 BasicCegarLoop]: 5323 mSDtfsCounter, 593 mSDsluCounter, 25414 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 500 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 578.78ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 697 SdHoareTripleChecker+Valid, 30737 SdHoareTripleChecker+Invalid, 539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 52.71ms SdHoareTripleChecker+Time, 500 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 689.93ms IncrementalHoareTripleChecker+Time [2021-11-13 02:42:02,049 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [697 Valid, 30737 Invalid, 539 Unknown, 0 Unchecked, 52.71ms Time], IncrementalHoareTripleChecker [500 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 689.93ms Time] [2021-11-13 02:42:02,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5952 states. [2021-11-13 02:42:02,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5952 to 5402. [2021-11-13 02:42:02,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5402 states, 3550 states have (on average 1.2726760563380282) internal successors, (4518), 3761 states have internal predecessors, (4518), 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) [2021-11-13 02:42:02,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5402 states to 5402 states and 7394 transitions. [2021-11-13 02:42:02,402 INFO L78 Accepts]: Start accepts. Automaton has 5402 states and 7394 transitions. Word has length 84 [2021-11-13 02:42:02,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:42:02,405 INFO L470 AbstractCegarLoop]: Abstraction has 5402 states and 7394 transitions. [2021-11-13 02:42:02,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 3 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2021-11-13 02:42:02,405 INFO L276 IsEmpty]: Start isEmpty. Operand 5402 states and 7394 transitions. [2021-11-13 02:42:02,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-13 02:42:02,410 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:42:02,411 INFO L514 BasicCegarLoop]: 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] [2021-11-13 02:42:02,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-13 02:42:02,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:42:02,632 INFO L402 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)] === [2021-11-13 02:42:02,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:42:02,633 INFO L85 PathProgramCache]: Analyzing trace with hash 2092335330, now seen corresponding path program 1 times [2021-11-13 02:42:02,642 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:42:02,642 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [212001025] [2021-11-13 02:42:02,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:42:02,642 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:42:02,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:42:02,644 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:42:02,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-13 02:42:12,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:42:12,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 2456 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-13 02:42:12,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:42:13,896 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-13 02:42:13,896 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:42:14,876 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-13 02:42:14,876 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:42:14,876 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [212001025] [2021-11-13 02:42:14,876 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [212001025] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-13 02:42:14,877 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-13 02:42:14,877 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [10] total 14 [2021-11-13 02:42:14,877 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203530952] [2021-11-13 02:42:14,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:42:14,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-13 02:42:14,878 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:42:14,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-13 02:42:14,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2021-11-13 02:42:14,880 INFO L87 Difference]: Start difference. First operand 5402 states and 7394 transitions. Second operand has 10 states, 9 states have (on average 5.666666666666667) internal successors, (51), 10 states have internal predecessors, (51), 5 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 4 states have call predecessors, (11), 5 states have call successors, (11) [2021-11-13 02:42:24,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:42:24,708 INFO L93 Difference]: Finished difference Result 10945 states and 15033 transitions. [2021-11-13 02:42:24,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 02:42:24,709 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 5.666666666666667) internal successors, (51), 10 states have internal predecessors, (51), 5 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 4 states have call predecessors, (11), 5 states have call successors, (11) Word has length 90 [2021-11-13 02:42:24,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:42:24,753 INFO L225 Difference]: With dead ends: 10945 [2021-11-13 02:42:24,754 INFO L226 Difference]: Without dead ends: 5600 [2021-11-13 02:42:24,786 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=84, Invalid=296, Unknown=0, NotChecked=0, Total=380 [2021-11-13 02:42:24,787 INFO L933 BasicCegarLoop]: 4953 mSDtfsCounter, 1888 mSDsluCounter, 28186 mSDsCounter, 0 mSdLazyCounter, 1328 mSolverCounterSat, 930 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8308.71ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1888 SdHoareTripleChecker+Valid, 33139 SdHoareTripleChecker+Invalid, 2258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 67.20ms SdHoareTripleChecker+Time, 930 IncrementalHoareTripleChecker+Valid, 1328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8787.91ms IncrementalHoareTripleChecker+Time [2021-11-13 02:42:24,788 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1888 Valid, 33139 Invalid, 2258 Unknown, 0 Unchecked, 67.20ms Time], IncrementalHoareTripleChecker [930 Valid, 1328 Invalid, 0 Unknown, 0 Unchecked, 8787.91ms Time] [2021-11-13 02:42:24,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5600 states. [2021-11-13 02:42:25,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5600 to 5402. [2021-11-13 02:42:25,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5402 states, 3550 states have (on average 1.272394366197183) internal successors, (4517), 3760 states have internal predecessors, (4517), 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) [2021-11-13 02:42:25,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5402 states to 5402 states and 7393 transitions. [2021-11-13 02:42:25,103 INFO L78 Accepts]: Start accepts. Automaton has 5402 states and 7393 transitions. Word has length 90 [2021-11-13 02:42:25,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:42:25,104 INFO L470 AbstractCegarLoop]: Abstraction has 5402 states and 7393 transitions. [2021-11-13 02:42:25,104 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 5.666666666666667) internal successors, (51), 10 states have internal predecessors, (51), 5 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 4 states have call predecessors, (11), 5 states have call successors, (11) [2021-11-13 02:42:25,104 INFO L276 IsEmpty]: Start isEmpty. Operand 5402 states and 7393 transitions. [2021-11-13 02:42:25,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-13 02:42:25,109 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:42:25,110 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:42:25,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-13 02:42:25,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:42:25,324 INFO L402 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)] === [2021-11-13 02:42:25,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:42:25,325 INFO L85 PathProgramCache]: Analyzing trace with hash -2117166687, now seen corresponding path program 1 times [2021-11-13 02:42:25,331 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:42:25,331 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [563385204] [2021-11-13 02:42:25,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:42:25,331 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:42:25,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:42:25,333 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:42:25,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-13 02:42:34,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:42:35,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 2465 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:42:35,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:42:36,125 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:42:36,125 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:42:36,768 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:42:36,768 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:42:36,768 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [563385204] [2021-11-13 02:42:36,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [563385204] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:42:36,769 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:42:36,769 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:42:36,769 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840817423] [2021-11-13 02:42:36,769 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:42:36,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:42:36,770 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:42:36,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:42:36,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:42:36,771 INFO L87 Difference]: Start difference. First operand 5402 states and 7393 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-13 02:42:37,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:42:37,376 INFO L93 Difference]: Finished difference Result 10649 states and 14692 transitions. [2021-11-13 02:42:37,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:42:37,376 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 99 [2021-11-13 02:42:37,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:42:37,454 INFO L225 Difference]: With dead ends: 10649 [2021-11-13 02:42:37,454 INFO L226 Difference]: Without dead ends: 10647 [2021-11-13 02:42:37,462 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:42:37,463 INFO L933 BasicCegarLoop]: 6580 mSDtfsCounter, 4816 mSDsluCounter, 17989 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 92.33ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4818 SdHoareTripleChecker+Valid, 24569 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 49.82ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 95.78ms IncrementalHoareTripleChecker+Time [2021-11-13 02:42:37,463 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4818 Valid, 24569 Invalid, 17 Unknown, 0 Unchecked, 49.82ms Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 95.78ms Time] [2021-11-13 02:42:37,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10647 states. [2021-11-13 02:42:37,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10647 to 10325. [2021-11-13 02:42:37,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10325 states, 6802 states have (on average 1.2760952660982063) internal successors, (8680), 7184 states have internal predecessors, (8680), 2784 states have call successors, (2784), 705 states have call predecessors, (2784), 702 states have return successors, (2876), 2648 states have call predecessors, (2876), 2782 states have call successors, (2876) [2021-11-13 02:42:38,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10325 states to 10325 states and 14340 transitions. [2021-11-13 02:42:38,064 INFO L78 Accepts]: Start accepts. Automaton has 10325 states and 14340 transitions. Word has length 99 [2021-11-13 02:42:38,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:42:38,065 INFO L470 AbstractCegarLoop]: Abstraction has 10325 states and 14340 transitions. [2021-11-13 02:42:38,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-13 02:42:38,066 INFO L276 IsEmpty]: Start isEmpty. Operand 10325 states and 14340 transitions. [2021-11-13 02:42:38,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-13 02:42:38,073 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:42:38,073 INFO L514 BasicCegarLoop]: 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, 1, 1, 1, 1, 1] [2021-11-13 02:42:38,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-13 02:42:38,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:42:38,289 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-13 02:42:38,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:42:38,289 INFO L85 PathProgramCache]: Analyzing trace with hash 1939736576, now seen corresponding path program 1 times [2021-11-13 02:42:38,293 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:42:38,294 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1868997903] [2021-11-13 02:42:38,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:42:38,294 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:42:38,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:42:38,295 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:42:38,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-13 02:42:47,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:42:48,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 2463 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 02:42:48,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:42:48,798 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-13 02:42:48,798 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:42:49,983 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-13 02:42:49,983 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:42:49,984 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1868997903] [2021-11-13 02:42:49,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1868997903] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:42:49,984 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:42:49,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2021-11-13 02:42:49,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888517714] [2021-11-13 02:42:49,985 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:42:49,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 02:42:49,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:42:49,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 02:42:49,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-11-13 02:42:49,986 INFO L87 Difference]: Start difference. First operand 10325 states and 14340 transitions. Second operand has 11 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 4 states have call successors, (15), 2 states have call predecessors, (15), 5 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2021-11-13 02:42:53,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:42:53,722 INFO L93 Difference]: Finished difference Result 20598 states and 28638 transitions. [2021-11-13 02:42:53,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 02:42:53,723 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 4 states have call successors, (15), 2 states have call predecessors, (15), 5 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) Word has length 95 [2021-11-13 02:42:53,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:42:53,779 INFO L225 Difference]: With dead ends: 20598 [2021-11-13 02:42:53,780 INFO L226 Difference]: Without dead ends: 10337 [2021-11-13 02:42:53,830 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 178 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-11-13 02:42:53,830 INFO L933 BasicCegarLoop]: 4856 mSDtfsCounter, 3 mSDsluCounter, 43556 mSDsCounter, 0 mSdLazyCounter, 610 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3037.52ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 48412 SdHoareTripleChecker+Invalid, 611 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 53.54ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3193.14ms IncrementalHoareTripleChecker+Time [2021-11-13 02:42:53,831 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 48412 Invalid, 611 Unknown, 0 Unchecked, 53.54ms Time], IncrementalHoareTripleChecker [1 Valid, 610 Invalid, 0 Unknown, 0 Unchecked, 3193.14ms Time] [2021-11-13 02:42:53,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10337 states. [2021-11-13 02:42:54,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10337 to 10327. [2021-11-13 02:42:54,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10327 states, 6803 states have (on average 1.2760546817580478) internal successors, (8681), 7186 states have internal predecessors, (8681), 2784 states have call successors, (2784), 705 states have call predecessors, (2784), 703 states have return successors, (2887), 2648 states have call predecessors, (2887), 2782 states have call successors, (2887) [2021-11-13 02:42:54,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10327 states to 10327 states and 14352 transitions. [2021-11-13 02:42:54,398 INFO L78 Accepts]: Start accepts. Automaton has 10327 states and 14352 transitions. Word has length 95 [2021-11-13 02:42:54,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:42:54,400 INFO L470 AbstractCegarLoop]: Abstraction has 10327 states and 14352 transitions. [2021-11-13 02:42:54,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 4 states have call successors, (15), 2 states have call predecessors, (15), 5 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2021-11-13 02:42:54,401 INFO L276 IsEmpty]: Start isEmpty. Operand 10327 states and 14352 transitions. [2021-11-13 02:42:54,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-13 02:42:54,402 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:42:54,403 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:42:54,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-13 02:42:54,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:42:54,617 INFO L402 AbstractCegarLoop]: === Iteration 7 === 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)] === [2021-11-13 02:42:54,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:42:54,617 INFO L85 PathProgramCache]: Analyzing trace with hash -728283156, now seen corresponding path program 1 times [2021-11-13 02:42:54,621 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:42:54,621 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1464432739] [2021-11-13 02:42:54,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:42:54,622 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:42:54,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:42:54,623 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:42:54,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-13 02:43:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:43:04,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 2474 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:43:04,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:43:05,231 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:43:05,231 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:43:05,816 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:43:05,816 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:43:05,817 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1464432739] [2021-11-13 02:43:05,817 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1464432739] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:43:05,817 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:43:05,817 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:43:05,817 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282924575] [2021-11-13 02:43:05,817 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:43:05,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:43:05,818 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:43:05,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:43:05,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:43:05,819 INFO L87 Difference]: Start difference. First operand 10327 states and 14352 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-13 02:43:06,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:43:06,126 INFO L93 Difference]: Finished difference Result 10327 states and 14352 transitions. [2021-11-13 02:43:06,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:43:06,127 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 105 [2021-11-13 02:43:06,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:43:06,176 INFO L225 Difference]: With dead ends: 10327 [2021-11-13 02:43:06,176 INFO L226 Difference]: Without dead ends: 10325 [2021-11-13 02:43:06,183 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:43:06,184 INFO L933 BasicCegarLoop]: 4898 mSDtfsCounter, 4829 mSDsluCounter, 4896 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.64ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4831 SdHoareTripleChecker+Valid, 9794 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 13.37ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.70ms IncrementalHoareTripleChecker+Time [2021-11-13 02:43:06,185 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4831 Valid, 9794 Invalid, 2 Unknown, 0 Unchecked, 13.37ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 10.70ms Time] [2021-11-13 02:43:06,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10325 states. [2021-11-13 02:43:06,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10325 to 10325. [2021-11-13 02:43:06,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10325 states, 6802 states have (on average 1.2758012349309027) internal successors, (8678), 7184 states have internal predecessors, (8678), 2784 states have call successors, (2784), 705 states have call predecessors, (2784), 703 states have return successors, (2887), 2648 states have call predecessors, (2887), 2782 states have call successors, (2887) [2021-11-13 02:43:06,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10325 states to 10325 states and 14349 transitions. [2021-11-13 02:43:06,776 INFO L78 Accepts]: Start accepts. Automaton has 10325 states and 14349 transitions. Word has length 105 [2021-11-13 02:43:06,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:43:06,776 INFO L470 AbstractCegarLoop]: Abstraction has 10325 states and 14349 transitions. [2021-11-13 02:43:06,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-13 02:43:06,777 INFO L276 IsEmpty]: Start isEmpty. Operand 10325 states and 14349 transitions. [2021-11-13 02:43:06,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-13 02:43:06,778 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:43:06,779 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:43:06,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-13 02:43:06,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:43:06,992 INFO L402 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)] === [2021-11-13 02:43:06,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:43:06,993 INFO L85 PathProgramCache]: Analyzing trace with hash -1240669846, now seen corresponding path program 1 times [2021-11-13 02:43:06,999 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:43:06,999 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1292994830] [2021-11-13 02:43:06,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:43:06,999 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:43:06,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:43:07,001 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:43:07,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-13 02:43:16,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:43:16,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 2483 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:43:16,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:43:17,617 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:43:17,617 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:43:18,272 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:43:18,272 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:43:18,272 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1292994830] [2021-11-13 02:43:18,272 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1292994830] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:43:18,272 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:43:18,273 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:43:18,273 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788697255] [2021-11-13 02:43:18,273 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:43:18,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:43:18,273 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:43:18,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:43:18,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:43:18,274 INFO L87 Difference]: Start difference. First operand 10325 states and 14349 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-13 02:43:18,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:43:18,688 INFO L93 Difference]: Finished difference Result 10325 states and 14349 transitions. [2021-11-13 02:43:18,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:43:18,689 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 111 [2021-11-13 02:43:18,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:43:18,735 INFO L225 Difference]: With dead ends: 10325 [2021-11-13 02:43:18,735 INFO L226 Difference]: Without dead ends: 10323 [2021-11-13 02:43:18,742 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:43:18,742 INFO L933 BasicCegarLoop]: 4896 mSDtfsCounter, 4821 mSDsluCounter, 4894 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.37ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4823 SdHoareTripleChecker+Valid, 9790 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 13.87ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.40ms IncrementalHoareTripleChecker+Time [2021-11-13 02:43:18,743 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4823 Valid, 9790 Invalid, 2 Unknown, 0 Unchecked, 13.87ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 10.40ms Time] [2021-11-13 02:43:18,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10323 states. [2021-11-13 02:43:19,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10323 to 10323. [2021-11-13 02:43:19,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10323 states, 6801 states have (on average 1.2755477135715336) internal successors, (8675), 7182 states have internal predecessors, (8675), 2784 states have call successors, (2784), 705 states have call predecessors, (2784), 703 states have return successors, (2887), 2648 states have call predecessors, (2887), 2782 states have call successors, (2887) [2021-11-13 02:43:19,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10323 states to 10323 states and 14346 transitions. [2021-11-13 02:43:19,368 INFO L78 Accepts]: Start accepts. Automaton has 10323 states and 14346 transitions. Word has length 111 [2021-11-13 02:43:19,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:43:19,369 INFO L470 AbstractCegarLoop]: Abstraction has 10323 states and 14346 transitions. [2021-11-13 02:43:19,369 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-13 02:43:19,369 INFO L276 IsEmpty]: Start isEmpty. Operand 10323 states and 14346 transitions. [2021-11-13 02:43:19,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-13 02:43:19,372 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:43:19,373 INFO L514 BasicCegarLoop]: 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] [2021-11-13 02:43:19,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-13 02:43:19,596 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:43:19,596 INFO L402 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)] === [2021-11-13 02:43:19,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:43:19,597 INFO L85 PathProgramCache]: Analyzing trace with hash 1035575326, now seen corresponding path program 1 times [2021-11-13 02:43:19,603 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:43:19,603 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [996021392] [2021-11-13 02:43:19,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:43:19,603 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:43:19,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:43:19,609 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:43:19,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-13 02:43:29,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:43:29,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 2499 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-13 02:43:29,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:43:31,512 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-11-13 02:43:31,512 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:43:32,936 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-13 02:43:32,936 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:43:32,937 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [996021392] [2021-11-13 02:43:32,937 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [996021392] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:43:32,937 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:43:32,937 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19, 19] imperfect sequences [] total 22 [2021-11-13 02:43:32,937 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209447808] [2021-11-13 02:43:32,937 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:43:32,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-11-13 02:43:32,938 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:43:32,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-11-13 02:43:32,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=417, Unknown=0, NotChecked=0, Total=462 [2021-11-13 02:43:32,939 INFO L87 Difference]: Start difference. First operand 10323 states and 14346 transitions. Second operand has 22 states, 21 states have (on average 3.3333333333333335) internal successors, (70), 21 states have internal predecessors, (70), 8 states have call successors, (20), 2 states have call predecessors, (20), 5 states have return successors, (20), 8 states have call predecessors, (20), 8 states have call successors, (20) [2021-11-13 02:43:43,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:43:43,542 INFO L93 Difference]: Finished difference Result 17066 states and 23667 transitions. [2021-11-13 02:43:43,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-11-13 02:43:43,543 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 3.3333333333333335) internal successors, (70), 21 states have internal predecessors, (70), 8 states have call successors, (20), 2 states have call predecessors, (20), 5 states have return successors, (20), 8 states have call predecessors, (20), 8 states have call successors, (20) Word has length 115 [2021-11-13 02:43:43,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:43:43,595 INFO L225 Difference]: With dead ends: 17066 [2021-11-13 02:43:43,595 INFO L226 Difference]: Without dead ends: 10336 [2021-11-13 02:43:43,625 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=308, Invalid=1414, Unknown=0, NotChecked=0, Total=1722 [2021-11-13 02:43:43,625 INFO L933 BasicCegarLoop]: 4930 mSDtfsCounter, 118 mSDsluCounter, 93024 mSDsCounter, 0 mSdLazyCounter, 1470 mSolverCounterSat, 495 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6682.33ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 97954 SdHoareTripleChecker+Invalid, 1965 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 171.40ms SdHoareTripleChecker+Time, 495 IncrementalHoareTripleChecker+Valid, 1470 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6960.60ms IncrementalHoareTripleChecker+Time [2021-11-13 02:43:43,626 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [143 Valid, 97954 Invalid, 1965 Unknown, 0 Unchecked, 171.40ms Time], IncrementalHoareTripleChecker [495 Valid, 1470 Invalid, 0 Unknown, 0 Unchecked, 6960.60ms Time] [2021-11-13 02:43:43,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10336 states. [2021-11-13 02:43:44,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10336 to 10250. [2021-11-13 02:43:44,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10250 states, 6758 states have (on average 1.275229357798165) internal successors, (8618), 7132 states have internal predecessors, (8618), 2759 states have call successors, (2759), 700 states have call predecessors, (2759), 698 states have return successors, (2862), 2623 states have call predecessors, (2862), 2757 states have call successors, (2862) [2021-11-13 02:43:44,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10250 states to 10250 states and 14239 transitions. [2021-11-13 02:43:44,234 INFO L78 Accepts]: Start accepts. Automaton has 10250 states and 14239 transitions. Word has length 115 [2021-11-13 02:43:44,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:43:44,235 INFO L470 AbstractCegarLoop]: Abstraction has 10250 states and 14239 transitions. [2021-11-13 02:43:44,235 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 3.3333333333333335) internal successors, (70), 21 states have internal predecessors, (70), 8 states have call successors, (20), 2 states have call predecessors, (20), 5 states have return successors, (20), 8 states have call predecessors, (20), 8 states have call successors, (20) [2021-11-13 02:43:44,235 INFO L276 IsEmpty]: Start isEmpty. Operand 10250 states and 14239 transitions. [2021-11-13 02:43:44,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-13 02:43:44,238 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:43:44,239 INFO L514 BasicCegarLoop]: 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] [2021-11-13 02:43:44,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-13 02:43:44,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:43:44,460 INFO L402 AbstractCegarLoop]: === Iteration 10 === 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)] === [2021-11-13 02:43:44,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:43:44,461 INFO L85 PathProgramCache]: Analyzing trace with hash 1102219206, now seen corresponding path program 1 times [2021-11-13 02:43:44,467 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:43:44,468 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2022517087] [2021-11-13 02:43:44,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:43:44,468 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:43:44,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:43:44,469 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:43:44,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-13 02:43:54,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:43:54,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 2495 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:43:54,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:43:55,403 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-11-13 02:43:55,403 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:43:56,002 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-11-13 02:43:56,003 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:43:56,003 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2022517087] [2021-11-13 02:43:56,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2022517087] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:43:56,003 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:43:56,003 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [] total 7 [2021-11-13 02:43:56,004 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914142088] [2021-11-13 02:43:56,004 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:43:56,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 02:43:56,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:43:56,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 02:43:56,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-13 02:43:56,005 INFO L87 Difference]: Start difference. First operand 10250 states and 14239 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-13 02:43:56,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:43:56,899 INFO L93 Difference]: Finished difference Result 20406 states and 28368 transitions. [2021-11-13 02:43:56,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:43:56,899 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 111 [2021-11-13 02:43:56,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:43:56,992 INFO L225 Difference]: With dead ends: 20406 [2021-11-13 02:43:56,992 INFO L226 Difference]: Without dead ends: 20404 [2021-11-13 02:43:57,006 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-11-13 02:43:57,007 INFO L933 BasicCegarLoop]: 9544 mSDtfsCounter, 4828 mSDsluCounter, 33455 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 74.41ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4829 SdHoareTripleChecker+Valid, 42999 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 36.83ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 82.07ms IncrementalHoareTripleChecker+Time [2021-11-13 02:43:57,008 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4829 Valid, 42999 Invalid, 18 Unknown, 0 Unchecked, 36.83ms Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 82.07ms Time] [2021-11-13 02:43:57,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20404 states. [2021-11-13 02:43:58,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20404 to 20048. [2021-11-13 02:43:58,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20048 states, 13230 states have (on average 1.2776266061980348) internal successors, (16903), 13942 states have internal predecessors, (16903), 5435 states have call successors, (5435), 1353 states have call predecessors, (5435), 1349 states have return successors, (5636), 5163 states have call predecessors, (5636), 5433 states have call successors, (5636) [2021-11-13 02:43:58,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20048 states to 20048 states and 27974 transitions. [2021-11-13 02:43:58,387 INFO L78 Accepts]: Start accepts. Automaton has 20048 states and 27974 transitions. Word has length 111 [2021-11-13 02:43:58,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:43:58,387 INFO L470 AbstractCegarLoop]: Abstraction has 20048 states and 27974 transitions. [2021-11-13 02:43:58,388 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-13 02:43:58,388 INFO L276 IsEmpty]: Start isEmpty. Operand 20048 states and 27974 transitions. [2021-11-13 02:43:58,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-13 02:43:58,395 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:43:58,395 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:43:58,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-13 02:43:58,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:43:58,596 INFO L402 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)] === [2021-11-13 02:43:58,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:43:58,596 INFO L85 PathProgramCache]: Analyzing trace with hash -37273994, now seen corresponding path program 1 times [2021-11-13 02:43:58,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:43:58,602 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [545953640] [2021-11-13 02:43:58,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:43:58,603 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:43:58,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:43:58,604 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:43:58,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-13 02:44:07,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:44:08,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 2492 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:44:08,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:44:09,179 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:44:09,179 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:44:09,739 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:44:09,740 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:44:09,740 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [545953640] [2021-11-13 02:44:09,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [545953640] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:44:09,740 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:44:09,740 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:44:09,740 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125036559] [2021-11-13 02:44:09,740 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:44:09,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:44:09,741 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:44:09,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:44:09,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:44:09,742 INFO L87 Difference]: Start difference. First operand 20048 states and 27974 transitions. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-13 02:44:10,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:44:10,491 INFO L93 Difference]: Finished difference Result 20048 states and 27974 transitions. [2021-11-13 02:44:10,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:44:10,492 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 117 [2021-11-13 02:44:10,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:44:10,565 INFO L225 Difference]: With dead ends: 20048 [2021-11-13 02:44:10,565 INFO L226 Difference]: Without dead ends: 20046 [2021-11-13 02:44:10,574 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:44:10,575 INFO L933 BasicCegarLoop]: 4892 mSDtfsCounter, 4811 mSDsluCounter, 4890 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.82ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4813 SdHoareTripleChecker+Valid, 9782 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 13.38ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.84ms IncrementalHoareTripleChecker+Time [2021-11-13 02:44:10,575 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4813 Valid, 9782 Invalid, 2 Unknown, 0 Unchecked, 13.38ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 8.84ms Time] [2021-11-13 02:44:10,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20046 states. [2021-11-13 02:44:11,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20046 to 20046. [2021-11-13 02:44:11,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20046 states, 13229 states have (on average 1.277496409403583) internal successors, (16900), 13940 states have internal predecessors, (16900), 5435 states have call successors, (5435), 1353 states have call predecessors, (5435), 1349 states have return successors, (5636), 5163 states have call predecessors, (5636), 5433 states have call successors, (5636) [2021-11-13 02:44:11,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20046 states to 20046 states and 27971 transitions. [2021-11-13 02:44:11,802 INFO L78 Accepts]: Start accepts. Automaton has 20046 states and 27971 transitions. Word has length 117 [2021-11-13 02:44:11,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:44:11,803 INFO L470 AbstractCegarLoop]: Abstraction has 20046 states and 27971 transitions. [2021-11-13 02:44:11,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-13 02:44:11,803 INFO L276 IsEmpty]: Start isEmpty. Operand 20046 states and 27971 transitions. [2021-11-13 02:44:11,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-13 02:44:11,805 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:44:11,806 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:44:11,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-13 02:44:12,020 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:44:12,020 INFO L402 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)] === [2021-11-13 02:44:12,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:44:12,021 INFO L85 PathProgramCache]: Analyzing trace with hash 1701244548, now seen corresponding path program 1 times [2021-11-13 02:44:12,026 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:44:12,027 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [35606345] [2021-11-13 02:44:12,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:44:12,027 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:44:12,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:44:12,028 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:44:12,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-13 02:44:21,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:44:21,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 2501 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:44:21,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:44:22,674 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:44:22,675 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:44:23,256 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:44:23,257 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:44:23,257 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [35606345] [2021-11-13 02:44:23,257 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [35606345] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:44:23,257 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:44:23,257 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:44:23,257 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022751660] [2021-11-13 02:44:23,257 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:44:23,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:44:23,258 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:44:23,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:44:23,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:44:23,259 INFO L87 Difference]: Start difference. First operand 20046 states and 27971 transitions. Second operand has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-11-13 02:44:24,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:44:24,010 INFO L93 Difference]: Finished difference Result 20398 states and 28348 transitions. [2021-11-13 02:44:24,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:44:24,011 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 123 [2021-11-13 02:44:24,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:44:24,099 INFO L225 Difference]: With dead ends: 20398 [2021-11-13 02:44:24,099 INFO L226 Difference]: Without dead ends: 20396 [2021-11-13 02:44:24,114 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:44:24,115 INFO L933 BasicCegarLoop]: 9544 mSDtfsCounter, 4805 mSDsluCounter, 14368 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.03ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4807 SdHoareTripleChecker+Valid, 23912 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 24.65ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.10ms IncrementalHoareTripleChecker+Time [2021-11-13 02:44:24,116 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4807 Valid, 23912 Invalid, 12 Unknown, 0 Unchecked, 24.65ms Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 56.10ms Time] [2021-11-13 02:44:24,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20396 states. [2021-11-13 02:44:25,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20396 to 20134. [2021-11-13 02:44:25,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20134 states, 13287 states have (on average 1.2764356137578083) internal successors, (16960), 13998 states have internal predecessors, (16960), 5453 states have call successors, (5453), 1365 states have call predecessors, (5453), 1361 states have return successors, (5654), 5181 states have call predecessors, (5654), 5451 states have call successors, (5654) [2021-11-13 02:44:25,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20134 states to 20134 states and 28067 transitions. [2021-11-13 02:44:25,212 INFO L78 Accepts]: Start accepts. Automaton has 20134 states and 28067 transitions. Word has length 123 [2021-11-13 02:44:25,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:44:25,213 INFO L470 AbstractCegarLoop]: Abstraction has 20134 states and 28067 transitions. [2021-11-13 02:44:25,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-11-13 02:44:25,213 INFO L276 IsEmpty]: Start isEmpty. Operand 20134 states and 28067 transitions. [2021-11-13 02:44:25,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-13 02:44:25,215 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:44:25,215 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:44:25,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-13 02:44:25,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:44:25,437 INFO L402 AbstractCegarLoop]: === Iteration 13 === 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)] === [2021-11-13 02:44:25,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:44:25,437 INFO L85 PathProgramCache]: Analyzing trace with hash 1480383522, now seen corresponding path program 1 times [2021-11-13 02:44:25,441 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:44:25,441 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [477737422] [2021-11-13 02:44:25,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:44:25,441 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:44:25,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:44:25,442 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:44:25,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-13 02:44:34,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:44:35,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 2523 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-13 02:44:35,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:44:36,891 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 49 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-13 02:44:36,891 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:44:40,676 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 15 proven. 12 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-13 02:44:40,676 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:44:40,676 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [477737422] [2021-11-13 02:44:40,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [477737422] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 02:44:40,677 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2039919058] [2021-11-13 02:44:40,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:44:40,677 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-13 02:44:40,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-13 02:44:40,701 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-13 02:44:40,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2021-11-13 02:44:43,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:44:43,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 2523 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 02:44:43,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:44:45,513 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-13 02:44:45,514 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:44:46,730 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-13 02:44:46,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2039919058] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:44:46,731 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-13 02:44:46,731 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [14, 14] total 31 [2021-11-13 02:44:46,731 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619403280] [2021-11-13 02:44:46,731 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:44:46,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-13 02:44:46,732 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:44:46,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-13 02:44:46,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=850, Unknown=0, NotChecked=0, Total=930 [2021-11-13 02:44:46,732 INFO L87 Difference]: Start difference. First operand 20134 states and 28067 transitions. Second operand has 10 states, 10 states have (on average 6.9) internal successors, (69), 8 states have internal predecessors, (69), 2 states have call successors, (29), 4 states have call predecessors, (29), 3 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2021-11-13 02:44:48,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:44:48,708 INFO L93 Difference]: Finished difference Result 20134 states and 28067 transitions. [2021-11-13 02:44:48,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 02:44:48,708 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 8 states have internal predecessors, (69), 2 states have call successors, (29), 4 states have call predecessors, (29), 3 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 124 [2021-11-13 02:44:48,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:44:48,774 INFO L225 Difference]: With dead ends: 20134 [2021-11-13 02:44:48,774 INFO L226 Difference]: Without dead ends: 20132 [2021-11-13 02:44:48,786 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 496 GetRequests, 462 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=105, Invalid=1085, Unknown=0, NotChecked=0, Total=1190 [2021-11-13 02:44:48,787 INFO L933 BasicCegarLoop]: 4883 mSDtfsCounter, 4856 mSDsluCounter, 19525 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 573.21ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4857 SdHoareTripleChecker+Valid, 24408 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 28.03ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 655.69ms IncrementalHoareTripleChecker+Time [2021-11-13 02:44:48,787 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4857 Valid, 24408 Invalid, 41 Unknown, 0 Unchecked, 28.03ms Time], IncrementalHoareTripleChecker [3 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 655.69ms Time] [2021-11-13 02:44:48,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20132 states. [2021-11-13 02:44:49,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20132 to 20132. [2021-11-13 02:44:49,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20132 states, 13286 states have (on average 1.276305885894927) internal successors, (16957), 13996 states have internal predecessors, (16957), 5453 states have call successors, (5453), 1365 states have call predecessors, (5453), 1361 states have return successors, (5654), 5181 states have call predecessors, (5654), 5451 states have call successors, (5654) [2021-11-13 02:44:49,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20132 states to 20132 states and 28064 transitions. [2021-11-13 02:44:49,892 INFO L78 Accepts]: Start accepts. Automaton has 20132 states and 28064 transitions. Word has length 124 [2021-11-13 02:44:49,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:44:49,893 INFO L470 AbstractCegarLoop]: Abstraction has 20132 states and 28064 transitions. [2021-11-13 02:44:49,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 8 states have internal predecessors, (69), 2 states have call successors, (29), 4 states have call predecessors, (29), 3 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2021-11-13 02:44:49,893 INFO L276 IsEmpty]: Start isEmpty. Operand 20132 states and 28064 transitions. [2021-11-13 02:44:49,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-13 02:44:49,895 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:44:49,896 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:44:49,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-13 02:44:50,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2021-11-13 02:44:50,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt [2021-11-13 02:44:50,321 INFO L402 AbstractCegarLoop]: === Iteration 14 === 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)] === [2021-11-13 02:44:50,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:44:50,321 INFO L85 PathProgramCache]: Analyzing trace with hash -57763110, now seen corresponding path program 1 times [2021-11-13 02:44:50,326 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:44:50,326 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1158294006] [2021-11-13 02:44:50,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:44:50,326 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:44:50,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:44:50,327 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:44:50,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-13 02:44:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:44:59,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 2510 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:44:59,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:45:01,153 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:45:01,153 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:45:01,784 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:45:01,784 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:45:01,785 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1158294006] [2021-11-13 02:45:01,785 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1158294006] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:45:01,785 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:45:01,785 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:45:01,785 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124171117] [2021-11-13 02:45:01,785 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:45:01,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:45:01,786 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:45:01,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:45:01,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:45:01,787 INFO L87 Difference]: Start difference. First operand 20132 states and 28064 transitions. Second operand has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-13 02:45:02,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:45:02,489 INFO L93 Difference]: Finished difference Result 20271 states and 28185 transitions. [2021-11-13 02:45:02,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:45:02,489 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 129 [2021-11-13 02:45:02,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:45:02,547 INFO L225 Difference]: With dead ends: 20271 [2021-11-13 02:45:02,547 INFO L226 Difference]: Without dead ends: 20269 [2021-11-13 02:45:02,558 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 253 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:45:02,559 INFO L933 BasicCegarLoop]: 6298 mSDtfsCounter, 2527 mSDsluCounter, 11095 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51.85ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2529 SdHoareTripleChecker+Valid, 17393 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 16.95ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.93ms IncrementalHoareTripleChecker+Time [2021-11-13 02:45:02,559 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2529 Valid, 17393 Invalid, 12 Unknown, 0 Unchecked, 16.95ms Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 53.93ms Time] [2021-11-13 02:45:02,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20269 states. [2021-11-13 02:45:03,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20269 to 20200. [2021-11-13 02:45:03,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20200 states, 13338 states have (on average 1.2751536962063277) internal successors, (17008), 14048 states have internal predecessors, (17008), 5461 states have call successors, (5461), 1373 states have call predecessors, (5461), 1369 states have return successors, (5662), 5189 states have call predecessors, (5662), 5459 states have call successors, (5662) [2021-11-13 02:45:03,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20200 states to 20200 states and 28131 transitions. [2021-11-13 02:45:03,641 INFO L78 Accepts]: Start accepts. Automaton has 20200 states and 28131 transitions. Word has length 129 [2021-11-13 02:45:03,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:45:03,642 INFO L470 AbstractCegarLoop]: Abstraction has 20200 states and 28131 transitions. [2021-11-13 02:45:03,642 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-13 02:45:03,642 INFO L276 IsEmpty]: Start isEmpty. Operand 20200 states and 28131 transitions. [2021-11-13 02:45:03,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-13 02:45:03,644 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:45:03,644 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:45:03,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (16)] Ended with exit code 0 [2021-11-13 02:45:03,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:45:03,846 INFO L402 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)] === [2021-11-13 02:45:03,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:45:03,846 INFO L85 PathProgramCache]: Analyzing trace with hash -2042212466, now seen corresponding path program 1 times [2021-11-13 02:45:03,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:45:03,851 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [760144503] [2021-11-13 02:45:03,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:45:03,851 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:45:03,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:45:03,853 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:45:03,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-13 02:45:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:45:13,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 2519 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:45:13,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:45:14,597 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:45:14,598 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:45:15,232 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:45:15,232 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:45:15,233 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [760144503] [2021-11-13 02:45:15,233 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [760144503] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:45:15,233 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:45:15,233 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:45:15,233 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855412075] [2021-11-13 02:45:15,233 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:45:15,234 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:45:15,234 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:45:15,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:45:15,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:45:15,234 INFO L87 Difference]: Start difference. First operand 20200 states and 28131 transitions. Second operand has 5 states, 5 states have (on average 22.6) internal successors, (113), 5 states have internal predecessors, (113), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-13 02:45:16,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:45:16,016 INFO L93 Difference]: Finished difference Result 20200 states and 28131 transitions. [2021-11-13 02:45:16,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:45:16,017 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.6) internal successors, (113), 5 states have internal predecessors, (113), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 135 [2021-11-13 02:45:16,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:45:16,072 INFO L225 Difference]: With dead ends: 20200 [2021-11-13 02:45:16,072 INFO L226 Difference]: Without dead ends: 20198 [2021-11-13 02:45:16,082 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:45:16,083 INFO L933 BasicCegarLoop]: 4888 mSDtfsCounter, 4789 mSDsluCounter, 4886 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.94ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4791 SdHoareTripleChecker+Valid, 9774 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 13.79ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.96ms IncrementalHoareTripleChecker+Time [2021-11-13 02:45:16,083 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4791 Valid, 9774 Invalid, 2 Unknown, 0 Unchecked, 13.79ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 8.96ms Time] [2021-11-13 02:45:16,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20198 states. [2021-11-13 02:45:17,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20198 to 20198. [2021-11-13 02:45:17,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20198 states, 13337 states have (on average 1.275024368298718) internal successors, (17005), 14046 states have internal predecessors, (17005), 5461 states have call successors, (5461), 1373 states have call predecessors, (5461), 1369 states have return successors, (5662), 5189 states have call predecessors, (5662), 5459 states have call successors, (5662) [2021-11-13 02:45:17,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20198 states to 20198 states and 28128 transitions. [2021-11-13 02:45:17,138 INFO L78 Accepts]: Start accepts. Automaton has 20198 states and 28128 transitions. Word has length 135 [2021-11-13 02:45:17,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:45:17,139 INFO L470 AbstractCegarLoop]: Abstraction has 20198 states and 28128 transitions. [2021-11-13 02:45:17,139 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.6) internal successors, (113), 5 states have internal predecessors, (113), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-13 02:45:17,139 INFO L276 IsEmpty]: Start isEmpty. Operand 20198 states and 28128 transitions. [2021-11-13 02:45:17,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-13 02:45:17,140 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:45:17,140 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:45:17,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-13 02:45:17,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:45:17,341 INFO L402 AbstractCegarLoop]: === Iteration 16 === 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)] === [2021-11-13 02:45:17,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:45:17,342 INFO L85 PathProgramCache]: Analyzing trace with hash 597666450, now seen corresponding path program 1 times [2021-11-13 02:45:17,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:45:17,346 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1121647985] [2021-11-13 02:45:17,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:45:17,346 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:45:17,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:45:17,347 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:45:17,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-13 02:45:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:45:26,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 2528 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:45:26,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:45:28,286 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:45:28,286 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:45:28,985 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:45:28,985 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:45:28,985 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1121647985] [2021-11-13 02:45:28,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1121647985] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:45:28,985 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:45:28,985 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:45:28,985 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317841168] [2021-11-13 02:45:28,986 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:45:28,986 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:45:28,986 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:45:28,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:45:28,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:45:28,987 INFO L87 Difference]: Start difference. First operand 20198 states and 28128 transitions. Second operand has 5 states, 5 states have (on average 24.2) internal successors, (121), 5 states have internal predecessors, (121), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2021-11-13 02:45:30,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:45:30,016 INFO L93 Difference]: Finished difference Result 20198 states and 28128 transitions. [2021-11-13 02:45:30,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:45:30,017 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.2) internal successors, (121), 5 states have internal predecessors, (121), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 141 [2021-11-13 02:45:30,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:45:30,083 INFO L225 Difference]: With dead ends: 20198 [2021-11-13 02:45:30,084 INFO L226 Difference]: Without dead ends: 20196 [2021-11-13 02:45:30,094 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 277 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:45:30,094 INFO L933 BasicCegarLoop]: 4886 mSDtfsCounter, 4782 mSDsluCounter, 9760 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.30ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4784 SdHoareTripleChecker+Valid, 14646 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 21.77ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.32ms IncrementalHoareTripleChecker+Time [2021-11-13 02:45:30,095 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4784 Valid, 14646 Invalid, 2 Unknown, 0 Unchecked, 21.77ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 11.32ms Time] [2021-11-13 02:45:30,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20196 states. [2021-11-13 02:45:31,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20196 to 20196. [2021-11-13 02:45:31,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20196 states, 13336 states have (on average 1.2748950209958008) internal successors, (17002), 14044 states have internal predecessors, (17002), 5461 states have call successors, (5461), 1373 states have call predecessors, (5461), 1369 states have return successors, (5662), 5189 states have call predecessors, (5662), 5459 states have call successors, (5662) [2021-11-13 02:45:31,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20196 states to 20196 states and 28125 transitions. [2021-11-13 02:45:31,159 INFO L78 Accepts]: Start accepts. Automaton has 20196 states and 28125 transitions. Word has length 141 [2021-11-13 02:45:31,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:45:31,159 INFO L470 AbstractCegarLoop]: Abstraction has 20196 states and 28125 transitions. [2021-11-13 02:45:31,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.2) internal successors, (121), 5 states have internal predecessors, (121), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2021-11-13 02:45:31,159 INFO L276 IsEmpty]: Start isEmpty. Operand 20196 states and 28125 transitions. [2021-11-13 02:45:31,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-13 02:45:31,161 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:45:31,161 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:45:31,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (18)] Ended with exit code 0 [2021-11-13 02:45:31,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:45:31,363 INFO L402 AbstractCegarLoop]: === Iteration 17 === 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)] === [2021-11-13 02:45:31,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:45:31,363 INFO L85 PathProgramCache]: Analyzing trace with hash -1167941035, now seen corresponding path program 1 times [2021-11-13 02:45:31,368 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:45:31,368 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [900587591] [2021-11-13 02:45:31,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:45:31,368 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:45:31,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:45:31,369 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:45:31,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-11-13 02:45:40,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:45:40,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 2531 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:45:40,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:45:42,130 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:45:42,130 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:45:42,781 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:45:42,782 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:45:42,782 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [900587591] [2021-11-13 02:45:42,782 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [900587591] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:45:42,782 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:45:42,782 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:45:42,782 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348821758] [2021-11-13 02:45:42,783 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:45:42,783 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:45:42,783 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:45:42,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:45:42,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:45:42,784 INFO L87 Difference]: Start difference. First operand 20196 states and 28125 transitions. Second operand has 5 states, 5 states have (on average 24.6) internal successors, (123), 5 states have internal predecessors, (123), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2021-11-13 02:45:43,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:45:43,673 INFO L93 Difference]: Finished difference Result 20196 states and 28125 transitions. [2021-11-13 02:45:43,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:45:43,673 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 5 states have internal predecessors, (123), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 143 [2021-11-13 02:45:43,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:45:43,728 INFO L225 Difference]: With dead ends: 20196 [2021-11-13 02:45:43,728 INFO L226 Difference]: Without dead ends: 20194 [2021-11-13 02:45:43,738 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 281 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:45:43,739 INFO L933 BasicCegarLoop]: 4884 mSDtfsCounter, 4774 mSDsluCounter, 9764 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.92ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4776 SdHoareTripleChecker+Valid, 14648 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 16.94ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.94ms IncrementalHoareTripleChecker+Time [2021-11-13 02:45:43,739 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4776 Valid, 14648 Invalid, 2 Unknown, 0 Unchecked, 16.94ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 8.94ms Time] [2021-11-13 02:45:43,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20194 states. [2021-11-13 02:45:44,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20194 to 20194. [2021-11-13 02:45:44,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20194 states, 13335 states have (on average 1.2747656542932133) internal successors, (16999), 14042 states have internal predecessors, (16999), 5461 states have call successors, (5461), 1373 states have call predecessors, (5461), 1369 states have return successors, (5662), 5189 states have call predecessors, (5662), 5459 states have call successors, (5662) [2021-11-13 02:45:44,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20194 states to 20194 states and 28122 transitions. [2021-11-13 02:45:44,847 INFO L78 Accepts]: Start accepts. Automaton has 20194 states and 28122 transitions. Word has length 143 [2021-11-13 02:45:44,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:45:44,847 INFO L470 AbstractCegarLoop]: Abstraction has 20194 states and 28122 transitions. [2021-11-13 02:45:44,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 5 states have internal predecessors, (123), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2021-11-13 02:45:44,848 INFO L276 IsEmpty]: Start isEmpty. Operand 20194 states and 28122 transitions. [2021-11-13 02:45:44,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-13 02:45:44,849 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:45:44,849 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:45:44,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-11-13 02:45:45,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:45:45,050 INFO L402 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)] === [2021-11-13 02:45:45,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:45:45,051 INFO L85 PathProgramCache]: Analyzing trace with hash 332342653, now seen corresponding path program 1 times [2021-11-13 02:45:45,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:45:45,057 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [341671746] [2021-11-13 02:45:45,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:45:45,057 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:45:45,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:45:45,058 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:45:45,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-13 02:45:54,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:45:54,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 2525 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 02:45:54,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:45:55,231 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-13 02:45:55,232 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:45:55,657 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:45:55,658 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:45:55,658 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [341671746] [2021-11-13 02:45:55,658 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [341671746] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:45:55,658 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:45:55,658 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 7 [2021-11-13 02:45:55,658 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270454872] [2021-11-13 02:45:55,659 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:45:55,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 02:45:55,659 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:45:55,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 02:45:55,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 02:45:55,660 INFO L87 Difference]: Start difference. First operand 20194 states and 28122 transitions. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 states have internal predecessors, (106), 4 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2021-11-13 02:45:58,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:45:58,543 INFO L93 Difference]: Finished difference Result 20470 states and 28462 transitions. [2021-11-13 02:45:58,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 02:45:58,544 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 states have internal predecessors, (106), 4 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 140 [2021-11-13 02:45:58,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:45:58,589 INFO L225 Difference]: With dead ends: 20470 [2021-11-13 02:45:58,589 INFO L226 Difference]: Without dead ends: 20292 [2021-11-13 02:45:58,594 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 282 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-13 02:45:58,595 INFO L933 BasicCegarLoop]: 5244 mSDtfsCounter, 3093 mSDsluCounter, 20754 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1929 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1272.77ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3093 SdHoareTripleChecker+Valid, 25998 SdHoareTripleChecker+Invalid, 1964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 33.13ms SdHoareTripleChecker+Time, 1929 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1522.99ms IncrementalHoareTripleChecker+Time [2021-11-13 02:45:58,595 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3093 Valid, 25998 Invalid, 1964 Unknown, 0 Unchecked, 33.13ms Time], IncrementalHoareTripleChecker [1929 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 1522.99ms Time] [2021-11-13 02:45:58,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20292 states. [2021-11-13 02:45:59,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20292 to 20181. [2021-11-13 02:45:59,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20181 states, 13326 states have (on average 1.274876181900045) internal successors, (16989), 14033 states have internal predecessors, (16989), 5457 states have call successors, (5457), 1373 states have call predecessors, (5457), 1369 states have return successors, (5658), 5185 states have call predecessors, (5658), 5455 states have call successors, (5658) [2021-11-13 02:45:59,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20181 states to 20181 states and 28104 transitions. [2021-11-13 02:45:59,739 INFO L78 Accepts]: Start accepts. Automaton has 20181 states and 28104 transitions. Word has length 140 [2021-11-13 02:45:59,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:45:59,740 INFO L470 AbstractCegarLoop]: Abstraction has 20181 states and 28104 transitions. [2021-11-13 02:45:59,740 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 states have internal predecessors, (106), 4 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2021-11-13 02:45:59,740 INFO L276 IsEmpty]: Start isEmpty. Operand 20181 states and 28104 transitions. [2021-11-13 02:45:59,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-13 02:45:59,742 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:45:59,742 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:45:59,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-11-13 02:45:59,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:45:59,964 INFO L402 AbstractCegarLoop]: === Iteration 19 === 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)] === [2021-11-13 02:45:59,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:45:59,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1898595046, now seen corresponding path program 1 times [2021-11-13 02:45:59,969 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:45:59,969 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2109566998] [2021-11-13 02:45:59,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:45:59,970 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:45:59,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:45:59,971 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:45:59,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-13 02:46:09,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:46:09,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 2540 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:46:09,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:46:11,076 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:46:11,077 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:46:11,834 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:46:11,836 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:46:11,836 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2109566998] [2021-11-13 02:46:11,837 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2109566998] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:46:11,837 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:46:11,837 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:46:11,837 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908865772] [2021-11-13 02:46:11,837 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:46:11,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:46:11,838 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:46:11,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:46:11,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:46:11,839 INFO L87 Difference]: Start difference. First operand 20181 states and 28104 transitions. Second operand has 5 states, 5 states have (on average 26.6) internal successors, (133), 5 states have internal predecessors, (133), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2021-11-13 02:46:12,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:46:12,877 INFO L93 Difference]: Finished difference Result 20181 states and 28104 transitions. [2021-11-13 02:46:12,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:46:12,878 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.6) internal successors, (133), 5 states have internal predecessors, (133), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 149 [2021-11-13 02:46:12,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:46:12,958 INFO L225 Difference]: With dead ends: 20181 [2021-11-13 02:46:12,958 INFO L226 Difference]: Without dead ends: 20179 [2021-11-13 02:46:12,971 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 297 GetRequests, 293 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:46:12,972 INFO L933 BasicCegarLoop]: 4882 mSDtfsCounter, 4766 mSDsluCounter, 9760 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.07ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4768 SdHoareTripleChecker+Valid, 14642 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 20.37ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.14ms IncrementalHoareTripleChecker+Time [2021-11-13 02:46:12,972 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4768 Valid, 14642 Invalid, 2 Unknown, 0 Unchecked, 20.37ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 10.14ms Time] [2021-11-13 02:46:12,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20179 states. [2021-11-13 02:46:14,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20179 to 20179. [2021-11-13 02:46:14,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20179 states, 13325 states have (on average 1.2747467166979363) internal successors, (16986), 14031 states have internal predecessors, (16986), 5457 states have call successors, (5457), 1373 states have call predecessors, (5457), 1369 states have return successors, (5658), 5185 states have call predecessors, (5658), 5455 states have call successors, (5658) [2021-11-13 02:46:14,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20179 states to 20179 states and 28101 transitions. [2021-11-13 02:46:14,240 INFO L78 Accepts]: Start accepts. Automaton has 20179 states and 28101 transitions. Word has length 149 [2021-11-13 02:46:14,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:46:14,241 INFO L470 AbstractCegarLoop]: Abstraction has 20179 states and 28101 transitions. [2021-11-13 02:46:14,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.6) internal successors, (133), 5 states have internal predecessors, (133), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2021-11-13 02:46:14,241 INFO L276 IsEmpty]: Start isEmpty. Operand 20179 states and 28101 transitions. [2021-11-13 02:46:14,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-13 02:46:14,242 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:46:14,242 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:46:14,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-11-13 02:46:14,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:46:14,443 INFO L402 AbstractCegarLoop]: === Iteration 20 === 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)] === [2021-11-13 02:46:14,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:46:14,443 INFO L85 PathProgramCache]: Analyzing trace with hash -728983932, now seen corresponding path program 1 times [2021-11-13 02:46:14,448 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:46:14,448 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [848422505] [2021-11-13 02:46:14,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:46:14,448 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:46:14,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:46:14,449 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:46:14,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-11-13 02:46:24,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:46:24,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 2585 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-13 02:46:24,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:46:27,047 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 77 proven. 3 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2021-11-13 02:46:27,047 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:46:31,475 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-13 02:46:31,475 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:46:31,475 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [848422505] [2021-11-13 02:46:31,475 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [848422505] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 02:46:31,475 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [898051988] [2021-11-13 02:46:31,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:46:31,476 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-13 02:46:31,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-13 02:46:31,477 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-13 02:46:31,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2021-11-13 02:46:43,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:46:43,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 2585 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 02:46:43,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:46:45,355 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-13 02:46:45,356 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:46:46,219 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2021-11-13 02:46:46,219 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [898051988] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:46:46,219 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-13 02:46:46,220 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [14, 14] total 26 [2021-11-13 02:46:46,220 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311220642] [2021-11-13 02:46:46,220 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:46:46,221 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:46:46,221 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:46:46,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:46:46,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=583, Unknown=0, NotChecked=0, Total=650 [2021-11-13 02:46:46,222 INFO L87 Difference]: Start difference. First operand 20179 states and 28101 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-11-13 02:46:48,656 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 02:46:50,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:46:50,102 INFO L93 Difference]: Finished difference Result 20248 states and 28153 transitions. [2021-11-13 02:46:50,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 02:46:50,103 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 147 [2021-11-13 02:46:50,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:46:50,161 INFO L225 Difference]: With dead ends: 20248 [2021-11-13 02:46:50,161 INFO L226 Difference]: Without dead ends: 20246 [2021-11-13 02:46:50,169 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 585 GetRequests, 559 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=72, Invalid=630, Unknown=0, NotChecked=0, Total=702 [2021-11-13 02:46:50,170 INFO L933 BasicCegarLoop]: 6631 mSDtfsCounter, 4716 mSDsluCounter, 9242 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2484.34ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4716 SdHoareTripleChecker+Valid, 15873 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 24.89ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2583.29ms IncrementalHoareTripleChecker+Time [2021-11-13 02:46:50,170 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4716 Valid, 15873 Invalid, 12 Unknown, 0 Unchecked, 24.89ms Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 1 Unknown, 0 Unchecked, 2583.29ms Time] [2021-11-13 02:46:50,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20246 states. [2021-11-13 02:46:51,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20246 to 20203. [2021-11-13 02:46:51,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20203 states, 13341 states have (on average 1.2744172101041902) internal successors, (17002), 14047 states have internal predecessors, (17002), 5461 states have call successors, (5461), 1377 states have call predecessors, (5461), 1373 states have return successors, (5662), 5189 states have call predecessors, (5662), 5459 states have call successors, (5662) [2021-11-13 02:46:51,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20203 states to 20203 states and 28125 transitions. [2021-11-13 02:46:51,469 INFO L78 Accepts]: Start accepts. Automaton has 20203 states and 28125 transitions. Word has length 147 [2021-11-13 02:46:51,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:46:51,470 INFO L470 AbstractCegarLoop]: Abstraction has 20203 states and 28125 transitions. [2021-11-13 02:46:51,470 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-11-13 02:46:51,471 INFO L276 IsEmpty]: Start isEmpty. Operand 20203 states and 28125 transitions. [2021-11-13 02:46:51,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-13 02:46:51,473 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:46:51,473 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:46:51,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2021-11-13 02:46:51,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2021-11-13 02:46:51,896 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt [2021-11-13 02:46:51,897 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-13 02:46:51,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:46:51,897 INFO L85 PathProgramCache]: Analyzing trace with hash -169386113, now seen corresponding path program 1 times [2021-11-13 02:46:51,902 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:46:51,902 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1627980] [2021-11-13 02:46:51,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:46:51,902 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:46:51,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:46:51,903 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:46:51,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2021-11-13 02:47:01,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:47:01,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 2549 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:47:01,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:47:03,617 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:47:03,618 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:47:04,415 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:47:04,415 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:47:04,415 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1627980] [2021-11-13 02:47:04,415 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1627980] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:47:04,415 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:47:04,416 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:47:04,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955137891] [2021-11-13 02:47:04,416 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:47:04,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:47:04,417 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:47:04,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:47:04,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:47:04,418 INFO L87 Difference]: Start difference. First operand 20203 states and 28125 transitions. Second operand has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2021-11-13 02:47:05,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:47:05,547 INFO L93 Difference]: Finished difference Result 20203 states and 28125 transitions. [2021-11-13 02:47:05,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:47:05,548 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 155 [2021-11-13 02:47:05,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:47:05,609 INFO L225 Difference]: With dead ends: 20203 [2021-11-13 02:47:05,609 INFO L226 Difference]: Without dead ends: 20201 [2021-11-13 02:47:05,619 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 309 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:47:05,620 INFO L933 BasicCegarLoop]: 4880 mSDtfsCounter, 4761 mSDsluCounter, 4878 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.13ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4763 SdHoareTripleChecker+Valid, 9758 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 16.66ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.16ms IncrementalHoareTripleChecker+Time [2021-11-13 02:47:05,621 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4763 Valid, 9758 Invalid, 2 Unknown, 0 Unchecked, 16.66ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 10.16ms Time] [2021-11-13 02:47:05,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20201 states. [2021-11-13 02:47:06,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20201 to 20201. [2021-11-13 02:47:06,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20201 states, 13340 states have (on average 1.274287856071964) internal successors, (16999), 14045 states have internal predecessors, (16999), 5461 states have call successors, (5461), 1377 states have call predecessors, (5461), 1373 states have return successors, (5662), 5189 states have call predecessors, (5662), 5459 states have call successors, (5662) [2021-11-13 02:47:06,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20201 states to 20201 states and 28122 transitions. [2021-11-13 02:47:06,964 INFO L78 Accepts]: Start accepts. Automaton has 20201 states and 28122 transitions. Word has length 155 [2021-11-13 02:47:06,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:47:06,965 INFO L470 AbstractCegarLoop]: Abstraction has 20201 states and 28122 transitions. [2021-11-13 02:47:06,965 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2021-11-13 02:47:06,965 INFO L276 IsEmpty]: Start isEmpty. Operand 20201 states and 28122 transitions. [2021-11-13 02:47:06,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-13 02:47:06,967 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:47:06,968 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:47:07,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (24)] Ended with exit code 0 [2021-11-13 02:47:07,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:47:07,181 INFO L402 AbstractCegarLoop]: === Iteration 22 === 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)] === [2021-11-13 02:47:07,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:47:07,181 INFO L85 PathProgramCache]: Analyzing trace with hash -434786613, now seen corresponding path program 1 times [2021-11-13 02:47:07,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:47:07,185 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [731455360] [2021-11-13 02:47:07,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:47:07,186 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:47:07,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:47:07,186 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:47:07,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2021-11-13 02:47:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:47:17,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 2594 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-13 02:47:17,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:47:19,836 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 77 proven. 3 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2021-11-13 02:47:19,837 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:47:24,098 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-13 02:47:24,098 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:47:24,099 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [731455360] [2021-11-13 02:47:24,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [731455360] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 02:47:24,099 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [447334630] [2021-11-13 02:47:24,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:47:24,099 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-13 02:47:24,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-13 02:47:24,123 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-13 02:47:24,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2021-11-13 02:47:27,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:47:27,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 2594 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 02:47:27,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:47:29,504 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-13 02:47:29,505 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:47:30,789 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2021-11-13 02:47:30,790 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [447334630] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:47:30,790 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-13 02:47:30,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [14, 14] total 29 [2021-11-13 02:47:30,790 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953605869] [2021-11-13 02:47:30,790 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:47:30,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 02:47:30,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:47:30,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 02:47:30,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=737, Unknown=0, NotChecked=0, Total=812 [2021-11-13 02:47:30,791 INFO L87 Difference]: Start difference. First operand 20201 states and 28122 transitions. Second operand has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2021-11-13 02:47:33,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:47:33,097 INFO L93 Difference]: Finished difference Result 20201 states and 28122 transitions. [2021-11-13 02:47:33,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 02:47:33,099 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 153 [2021-11-13 02:47:33,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:47:33,154 INFO L225 Difference]: With dead ends: 20201 [2021-11-13 02:47:33,154 INFO L226 Difference]: Without dead ends: 20199 [2021-11-13 02:47:33,162 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 611 GetRequests, 580 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=92, Invalid=900, Unknown=0, NotChecked=0, Total=992 [2021-11-13 02:47:33,163 INFO L933 BasicCegarLoop]: 4873 mSDtfsCounter, 4813 mSDsluCounter, 19484 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 557.27ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4815 SdHoareTripleChecker+Valid, 24357 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 33.42ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 645.63ms IncrementalHoareTripleChecker+Time [2021-11-13 02:47:33,163 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4815 Valid, 24357 Invalid, 30 Unknown, 0 Unchecked, 33.42ms Time], IncrementalHoareTripleChecker [2 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 645.63ms Time] [2021-11-13 02:47:33,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20199 states. [2021-11-13 02:47:34,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20199 to 20199. [2021-11-13 02:47:34,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20199 states, 13339 states have (on average 1.2740085463677937) internal successors, (16994), 14043 states have internal predecessors, (16994), 5461 states have call successors, (5461), 1377 states have call predecessors, (5461), 1373 states have return successors, (5662), 5189 states have call predecessors, (5662), 5459 states have call successors, (5662) [2021-11-13 02:47:34,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20199 states to 20199 states and 28117 transitions. [2021-11-13 02:47:34,521 INFO L78 Accepts]: Start accepts. Automaton has 20199 states and 28117 transitions. Word has length 153 [2021-11-13 02:47:34,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:47:34,522 INFO L470 AbstractCegarLoop]: Abstraction has 20199 states and 28117 transitions. [2021-11-13 02:47:34,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2021-11-13 02:47:34,523 INFO L276 IsEmpty]: Start isEmpty. Operand 20199 states and 28117 transitions. [2021-11-13 02:47:34,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 02:47:34,525 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:47:34,525 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:47:34,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2021-11-13 02:47:34,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (25)] Ended with exit code 0 [2021-11-13 02:47:34,926 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:47:34,926 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_kernel_rcu_update_lock_sched_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)] === [2021-11-13 02:47:34,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:47:34,926 INFO L85 PathProgramCache]: Analyzing trace with hash 2026680772, now seen corresponding path program 1 times [2021-11-13 02:47:34,931 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:47:34,931 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1147388824] [2021-11-13 02:47:34,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:47:34,931 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:47:34,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:47:34,932 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:47:34,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2021-11-13 02:47:44,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:47:44,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 2558 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:47:44,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:47:46,610 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:47:46,610 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:47:47,429 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:47:47,429 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:47:47,429 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1147388824] [2021-11-13 02:47:47,429 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1147388824] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:47:47,430 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:47:47,430 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:47:47,430 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415305046] [2021-11-13 02:47:47,430 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:47:47,430 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:47:47,431 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:47:47,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:47:47,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:47:47,432 INFO L87 Difference]: Start difference. First operand 20199 states and 28117 transitions. Second operand has 5 states, 5 states have (on average 29.8) internal successors, (149), 5 states have internal predecessors, (149), 2 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2021-11-13 02:47:48,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:47:48,633 INFO L93 Difference]: Finished difference Result 20199 states and 28117 transitions. [2021-11-13 02:47:48,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:47:48,634 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.8) internal successors, (149), 5 states have internal predecessors, (149), 2 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 161 [2021-11-13 02:47:48,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:47:48,698 INFO L225 Difference]: With dead ends: 20199 [2021-11-13 02:47:48,698 INFO L226 Difference]: Without dead ends: 20197 [2021-11-13 02:47:48,709 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 317 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:47:48,710 INFO L933 BasicCegarLoop]: 4876 mSDtfsCounter, 4751 mSDsluCounter, 4874 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.37ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4753 SdHoareTripleChecker+Valid, 9750 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 17.03ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.39ms IncrementalHoareTripleChecker+Time [2021-11-13 02:47:48,710 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4753 Valid, 9750 Invalid, 2 Unknown, 0 Unchecked, 17.03ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 10.39ms Time] [2021-11-13 02:47:48,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20197 states. [2021-11-13 02:47:49,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20197 to 20197. [2021-11-13 02:47:50,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20197 states, 13338 states have (on average 1.273879142300195) internal successors, (16991), 14041 states have internal predecessors, (16991), 5461 states have call successors, (5461), 1377 states have call predecessors, (5461), 1373 states have return successors, (5662), 5189 states have call predecessors, (5662), 5459 states have call successors, (5662) [2021-11-13 02:47:50,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20197 states to 20197 states and 28114 transitions. [2021-11-13 02:47:50,112 INFO L78 Accepts]: Start accepts. Automaton has 20197 states and 28114 transitions. Word has length 161 [2021-11-13 02:47:50,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:47:50,112 INFO L470 AbstractCegarLoop]: Abstraction has 20197 states and 28114 transitions. [2021-11-13 02:47:50,112 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.8) internal successors, (149), 5 states have internal predecessors, (149), 2 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2021-11-13 02:47:50,112 INFO L276 IsEmpty]: Start isEmpty. Operand 20197 states and 28114 transitions. [2021-11-13 02:47:50,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-13 02:47:50,114 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:47:50,114 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:47:50,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (27)] Ended with exit code 0 [2021-11-13 02:47:50,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:47:50,317 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_kernel_rcu_update_lock_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)] === [2021-11-13 02:47:50,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:47:50,317 INFO L85 PathProgramCache]: Analyzing trace with hash -260721183, now seen corresponding path program 1 times [2021-11-13 02:47:50,323 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:47:50,324 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1802978253] [2021-11-13 02:47:50,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:47:50,324 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:47:50,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:47:50,325 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:47:50,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2021-11-13 02:47:59,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:48:00,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 2567 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:48:00,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:48:01,951 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:48:01,951 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:48:02,889 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:48:02,890 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:48:02,890 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1802978253] [2021-11-13 02:48:02,890 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1802978253] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:48:02,890 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:48:02,891 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:48:02,891 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601627493] [2021-11-13 02:48:02,891 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:48:02,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:48:02,892 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:48:02,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:48:02,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:48:02,893 INFO L87 Difference]: Start difference. First operand 20197 states and 28114 transitions. Second operand has 5 states, 5 states have (on average 31.4) internal successors, (157), 5 states have internal predecessors, (157), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2021-11-13 02:48:04,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:48:04,231 INFO L93 Difference]: Finished difference Result 20197 states and 28114 transitions. [2021-11-13 02:48:04,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:48:04,231 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.4) internal successors, (157), 5 states have internal predecessors, (157), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 167 [2021-11-13 02:48:04,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:48:04,280 INFO L225 Difference]: With dead ends: 20197 [2021-11-13 02:48:04,280 INFO L226 Difference]: Without dead ends: 20195 [2021-11-13 02:48:04,286 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 333 GetRequests, 329 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:48:04,287 INFO L933 BasicCegarLoop]: 4874 mSDtfsCounter, 4740 mSDsluCounter, 9744 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.08ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4742 SdHoareTripleChecker+Valid, 14618 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 22.29ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.11ms IncrementalHoareTripleChecker+Time [2021-11-13 02:48:04,287 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4742 Valid, 14618 Invalid, 2 Unknown, 0 Unchecked, 22.29ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 13.11ms Time] [2021-11-13 02:48:04,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20195 states. [2021-11-13 02:48:05,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20195 to 20195. [2021-11-13 02:48:05,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20195 states, 13337 states have (on average 1.2737497188273226) internal successors, (16988), 14039 states have internal predecessors, (16988), 5461 states have call successors, (5461), 1377 states have call predecessors, (5461), 1373 states have return successors, (5662), 5189 states have call predecessors, (5662), 5459 states have call successors, (5662) [2021-11-13 02:48:05,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20195 states to 20195 states and 28111 transitions. [2021-11-13 02:48:05,726 INFO L78 Accepts]: Start accepts. Automaton has 20195 states and 28111 transitions. Word has length 167 [2021-11-13 02:48:05,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:48:05,726 INFO L470 AbstractCegarLoop]: Abstraction has 20195 states and 28111 transitions. [2021-11-13 02:48:05,726 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.4) internal successors, (157), 5 states have internal predecessors, (157), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2021-11-13 02:48:05,726 INFO L276 IsEmpty]: Start isEmpty. Operand 20195 states and 28111 transitions. [2021-11-13 02:48:05,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-13 02:48:05,729 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:48:05,729 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:48:05,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (28)] Forceful destruction successful, exit code 0 [2021-11-13 02:48:05,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:48:05,945 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_kernel_rcu_srcu_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)] === [2021-11-13 02:48:05,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:48:05,945 INFO L85 PathProgramCache]: Analyzing trace with hash 1418615211, now seen corresponding path program 1 times [2021-11-13 02:48:05,951 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:48:05,951 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [873028626] [2021-11-13 02:48:05,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:48:05,953 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:48:05,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:48:05,954 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:48:05,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2021-11-13 02:48:15,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:48:15,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 2576 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:48:15,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:48:17,647 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:48:17,647 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:48:18,497 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:48:18,498 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:48:18,498 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [873028626] [2021-11-13 02:48:18,498 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [873028626] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:48:18,498 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:48:18,499 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:48:18,499 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121544090] [2021-11-13 02:48:18,499 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:48:18,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:48:18,500 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:48:18,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:48:18,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:48:18,501 INFO L87 Difference]: Start difference. First operand 20195 states and 28111 transitions. Second operand has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 2 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2021-11-13 02:48:19,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:48:19,828 INFO L93 Difference]: Finished difference Result 20195 states and 28111 transitions. [2021-11-13 02:48:19,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:48:19,829 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 2 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 173 [2021-11-13 02:48:19,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:48:19,888 INFO L225 Difference]: With dead ends: 20195 [2021-11-13 02:48:19,888 INFO L226 Difference]: Without dead ends: 20193 [2021-11-13 02:48:19,899 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 341 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:48:19,900 INFO L933 BasicCegarLoop]: 4872 mSDtfsCounter, 4732 mSDsluCounter, 9740 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.97ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4734 SdHoareTripleChecker+Valid, 14612 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 21.02ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.99ms IncrementalHoareTripleChecker+Time [2021-11-13 02:48:19,900 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4734 Valid, 14612 Invalid, 2 Unknown, 0 Unchecked, 21.02ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 9.99ms Time] [2021-11-13 02:48:19,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20193 states. [2021-11-13 02:48:21,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20193 to 20193. [2021-11-13 02:48:21,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20193 states, 13336 states have (on average 1.273620275944811) internal successors, (16985), 14037 states have internal predecessors, (16985), 5461 states have call successors, (5461), 1377 states have call predecessors, (5461), 1373 states have return successors, (5662), 5189 states have call predecessors, (5662), 5459 states have call successors, (5662) [2021-11-13 02:48:21,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20193 states to 20193 states and 28108 transitions. [2021-11-13 02:48:21,541 INFO L78 Accepts]: Start accepts. Automaton has 20193 states and 28108 transitions. Word has length 173 [2021-11-13 02:48:21,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:48:21,542 INFO L470 AbstractCegarLoop]: Abstraction has 20193 states and 28108 transitions. [2021-11-13 02:48:21,542 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 2 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2021-11-13 02:48:21,542 INFO L276 IsEmpty]: Start isEmpty. Operand 20193 states and 28108 transitions. [2021-11-13 02:48:21,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-13 02:48:21,544 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:48:21,544 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:48:21,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (29)] Ended with exit code 0 [2021-11-13 02:48:21,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:48:21,749 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_drivers_base_class_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-13 02:48:21,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:48:21,750 INFO L85 PathProgramCache]: Analyzing trace with hash -1438600744, now seen corresponding path program 1 times [2021-11-13 02:48:21,869 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:48:21,869 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [355773809] [2021-11-13 02:48:21,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:48:21,870 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:48:21,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:48:21,871 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:48:21,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2021-11-13 02:48:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:48:32,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 2658 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-13 02:48:32,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:48:34,435 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 120 proven. 3 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-13 02:48:34,435 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:48:38,765 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 15 proven. 22 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2021-11-13 02:48:38,765 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:48:38,765 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [355773809] [2021-11-13 02:48:38,765 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [355773809] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 02:48:38,765 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2092418791] [2021-11-13 02:48:38,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:48:38,765 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-13 02:48:38,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-13 02:48:38,767 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-13 02:48:38,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2021-11-13 02:48:42,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:48:42,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 2658 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:48:42,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:48:42,912 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2021-11-13 02:48:42,913 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:48:43,275 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2021-11-13 02:48:43,275 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2092418791] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:48:43,275 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-13 02:48:43,276 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [14, 14] total 25 [2021-11-13 02:48:43,276 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597256740] [2021-11-13 02:48:43,276 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:48:43,276 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 02:48:43,276 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:48:43,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 02:48:43,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=536, Unknown=0, NotChecked=0, Total=600 [2021-11-13 02:48:43,278 INFO L87 Difference]: Start difference. First operand 20193 states and 28108 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-11-13 02:48:45,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:48:45,092 INFO L93 Difference]: Finished difference Result 33937 states and 47283 transitions. [2021-11-13 02:48:45,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:48:45,092 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 168 [2021-11-13 02:48:45,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:48:45,172 INFO L225 Difference]: With dead ends: 33937 [2021-11-13 02:48:45,172 INFO L226 Difference]: Without dead ends: 20291 [2021-11-13 02:48:45,235 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 669 GetRequests, 644 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=68, Invalid=582, Unknown=0, NotChecked=0, Total=650 [2021-11-13 02:48:45,236 INFO L933 BasicCegarLoop]: 4966 mSDtfsCounter, 29 mSDsluCounter, 9814 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 134.62ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 14780 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.63ms SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 153.18ms IncrementalHoareTripleChecker+Time [2021-11-13 02:48:45,236 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [59 Valid, 14780 Invalid, 74 Unknown, 0 Unchecked, 15.63ms Time], IncrementalHoareTripleChecker [57 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 153.18ms Time] [2021-11-13 02:48:45,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20291 states. [2021-11-13 02:48:47,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20291 to 20197. [2021-11-13 02:48:47,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20197 states, 13340 states have (on average 1.2735382308845578) internal successors, (16989), 14041 states have internal predecessors, (16989), 5461 states have call successors, (5461), 1377 states have call predecessors, (5461), 1373 states have return successors, (5662), 5189 states have call predecessors, (5662), 5459 states have call successors, (5662) [2021-11-13 02:48:47,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20197 states to 20197 states and 28112 transitions. [2021-11-13 02:48:47,122 INFO L78 Accepts]: Start accepts. Automaton has 20197 states and 28112 transitions. Word has length 168 [2021-11-13 02:48:47,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:48:47,123 INFO L470 AbstractCegarLoop]: Abstraction has 20197 states and 28112 transitions. [2021-11-13 02:48:47,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-11-13 02:48:47,123 INFO L276 IsEmpty]: Start isEmpty. Operand 20197 states and 28112 transitions. [2021-11-13 02:48:47,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-13 02:48:47,126 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:48:47,126 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:48:47,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (30)] Ended with exit code 0 [2021-11-13 02:48:47,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2021-11-13 02:48:47,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3,31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt [2021-11-13 02:48:47,549 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_linux_drivers_base_class_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-13 02:48:47,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:48:47,549 INFO L85 PathProgramCache]: Analyzing trace with hash 1093491986, now seen corresponding path program 1 times [2021-11-13 02:48:47,554 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:48:47,554 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1434699798] [2021-11-13 02:48:47,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:48:47,554 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:48:47,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:48:47,557 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:48:47,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2021-11-13 02:48:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:48:57,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 2659 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-13 02:48:57,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:49:00,223 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 120 proven. 3 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-13 02:49:00,223 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:49:04,666 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 15 proven. 22 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2021-11-13 02:49:04,666 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:49:04,666 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1434699798] [2021-11-13 02:49:04,666 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1434699798] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 02:49:04,666 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [666574178] [2021-11-13 02:49:04,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:49:04,666 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-13 02:49:04,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-13 02:49:04,667 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-13 02:49:04,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2021-11-13 02:49:08,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:49:08,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 2659 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 02:49:08,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:49:10,080 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2021-11-13 02:49:10,080 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:49:10,975 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2021-11-13 02:49:10,975 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [666574178] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:49:10,975 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-13 02:49:10,975 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [14, 14] total 24 [2021-11-13 02:49:10,976 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513453451] [2021-11-13 02:49:10,976 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:49:10,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 02:49:10,977 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:49:10,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 02:49:10,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=490, Unknown=0, NotChecked=0, Total=552 [2021-11-13 02:49:10,977 INFO L87 Difference]: Start difference. First operand 20197 states and 28112 transitions. Second operand has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (45), 3 states have call predecessors, (45), 3 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2021-11-13 02:49:13,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:49:13,457 INFO L93 Difference]: Finished difference Result 40228 states and 56824 transitions. [2021-11-13 02:49:13,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 02:49:13,458 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (45), 3 states have call predecessors, (45), 3 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 170 [2021-11-13 02:49:13,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:49:13,526 INFO L225 Difference]: With dead ends: 40228 [2021-11-13 02:49:13,526 INFO L226 Difference]: Without dead ends: 20037 [2021-11-13 02:49:13,620 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 676 GetRequests, 653 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=62, Invalid=490, Unknown=0, NotChecked=0, Total=552 [2021-11-13 02:49:13,620 INFO L933 BasicCegarLoop]: 4728 mSDtfsCounter, 4684 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 355.20ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4684 SdHoareTripleChecker+Valid, 4728 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 13.29ms SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 391.59ms IncrementalHoareTripleChecker+Time [2021-11-13 02:49:13,621 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4684 Valid, 4728 Invalid, 109 Unknown, 0 Unchecked, 13.29ms Time], IncrementalHoareTripleChecker [54 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 391.59ms Time] [2021-11-13 02:49:13,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20037 states. [2021-11-13 02:49:15,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20037 to 20037. [2021-11-13 02:49:15,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20037 states, 13204 states have (on average 1.2440169645561951) internal successors, (16426), 13905 states have internal predecessors, (16426), 5437 states have call successors, (5437), 1377 states have call predecessors, (5437), 1373 states have return successors, (5638), 5165 states have call predecessors, (5638), 5435 states have call successors, (5638) [2021-11-13 02:49:15,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20037 states to 20037 states and 27501 transitions. [2021-11-13 02:49:15,359 INFO L78 Accepts]: Start accepts. Automaton has 20037 states and 27501 transitions. Word has length 170 [2021-11-13 02:49:15,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:49:15,360 INFO L470 AbstractCegarLoop]: Abstraction has 20037 states and 27501 transitions. [2021-11-13 02:49:15,360 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (45), 3 states have call predecessors, (45), 3 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2021-11-13 02:49:15,360 INFO L276 IsEmpty]: Start isEmpty. Operand 20037 states and 27501 transitions. [2021-11-13 02:49:15,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-13 02:49:15,362 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:49:15,363 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:49:15,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (33)] Forceful destruction successful, exit code 0 [2021-11-13 02:49:15,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (32)] Forceful destruction successful, exit code 0 [2021-11-13 02:49:15,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt,32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:49:15,767 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_linux_drivers_base_class_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 37 more)] === [2021-11-13 02:49:15,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:49:15,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1795091860, now seen corresponding path program 1 times [2021-11-13 02:49:15,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:49:15,772 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [655889669] [2021-11-13 02:49:15,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:49:15,772 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:49:15,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:49:15,773 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:49:15,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (34)] Waiting until timeout for monitored process [2021-11-13 02:49:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:49:26,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 2659 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-13 02:49:26,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:49:28,380 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 120 proven. 3 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-13 02:49:28,380 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:49:32,686 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 15 proven. 22 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2021-11-13 02:49:32,686 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:49:32,686 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [655889669] [2021-11-13 02:49:32,686 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [655889669] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 02:49:32,686 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1764182153] [2021-11-13 02:49:32,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:49:32,686 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-13 02:49:32,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-13 02:49:32,687 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-13 02:49:32,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2021-11-13 02:49:47,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:49:47,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 2659 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-13 02:49:47,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:49:53,726 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2021-11-13 02:49:53,726 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:50:00,469 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2021-11-13 02:50:00,470 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1764182153] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-13 02:50:00,470 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-13 02:50:00,470 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [14, 14, 15] total 49 [2021-11-13 02:50:00,470 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300579051] [2021-11-13 02:50:00,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:50:00,471 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-13 02:50:00,471 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:50:00,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-13 02:50:00,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=132, Invalid=2220, Unknown=0, NotChecked=0, Total=2352 [2021-11-13 02:50:00,472 INFO L87 Difference]: Start difference. First operand 20037 states and 27501 transitions. Second operand has 19 states, 17 states have (on average 5.0) internal successors, (85), 15 states have internal predecessors, (85), 8 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (22), 9 states have call predecessors, (22), 7 states have call successors, (22) [2021-11-13 02:50:02,913 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 02:50:49,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:50:49,896 INFO L93 Difference]: Finished difference Result 40580 states and 55634 transitions. [2021-11-13 02:50:49,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-13 02:50:49,897 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 17 states have (on average 5.0) internal successors, (85), 15 states have internal predecessors, (85), 8 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (22), 9 states have call predecessors, (22), 7 states have call successors, (22) Word has length 170 [2021-11-13 02:50:49,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:50:50,021 INFO L225 Difference]: With dead ends: 40580 [2021-11-13 02:50:50,021 INFO L226 Difference]: Without dead ends: 40099 [2021-11-13 02:50:50,036 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 693 GetRequests, 627 SyntacticMatches, 2 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 675 ImplicationChecksByTransitivity, 19.3s TimeCoverageRelationStatistics Valid=306, Invalid=3984, Unknown=0, NotChecked=0, Total=4290 [2021-11-13 02:50:50,037 INFO L933 BasicCegarLoop]: 6589 mSDtfsCounter, 9810 mSDsluCounter, 105127 mSDsCounter, 0 mSdLazyCounter, 4810 mSolverCounterSat, 3520 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35530.34ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 9820 SdHoareTripleChecker+Valid, 111716 SdHoareTripleChecker+Invalid, 8331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 251.18ms SdHoareTripleChecker+Time, 3520 IncrementalHoareTripleChecker+Valid, 4810 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38059.56ms IncrementalHoareTripleChecker+Time [2021-11-13 02:50:50,037 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9820 Valid, 111716 Invalid, 8331 Unknown, 0 Unchecked, 251.18ms Time], IncrementalHoareTripleChecker [3520 Valid, 4810 Invalid, 1 Unknown, 0 Unchecked, 38059.56ms Time] [2021-11-13 02:50:50,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40099 states. [2021-11-13 02:50:53,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40099 to 39557. [2021-11-13 02:50:53,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39557 states, 26078 states have (on average 1.2458010583633714) internal successors, (32488), 27453 states have internal predecessors, (32488), 10771 states have call successors, (10771), 2693 states have call predecessors, (10771), 2685 states have return successors, (11162), 10227 states have call predecessors, (11162), 10769 states have call successors, (11162) [2021-11-13 02:50:53,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39557 states to 39557 states and 54421 transitions. [2021-11-13 02:50:53,861 INFO L78 Accepts]: Start accepts. Automaton has 39557 states and 54421 transitions. Word has length 170 [2021-11-13 02:50:53,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:50:53,862 INFO L470 AbstractCegarLoop]: Abstraction has 39557 states and 54421 transitions. [2021-11-13 02:50:53,862 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 17 states have (on average 5.0) internal successors, (85), 15 states have internal predecessors, (85), 8 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (22), 9 states have call predecessors, (22), 7 states have call successors, (22) [2021-11-13 02:50:53,862 INFO L276 IsEmpty]: Start isEmpty. Operand 39557 states and 54421 transitions. [2021-11-13 02:50:53,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-13 02:50:53,866 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:50:53,866 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:50:53,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (34)] Forceful destruction successful, exit code 0 [2021-11-13 02:50:54,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (35)] Forceful destruction successful, exit code 0 [2021-11-13 02:50:54,292 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3,35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt [2021-11-13 02:50:54,293 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_linux_lib_idr_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)] === [2021-11-13 02:50:54,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:50:54,293 INFO L85 PathProgramCache]: Analyzing trace with hash 297307837, now seen corresponding path program 1 times [2021-11-13 02:50:54,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:50:54,298 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [725149456] [2021-11-13 02:50:54,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:50:54,298 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:50:54,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:50:54,299 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:50:54,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51a09932-c8d0-47f9-95f6-f9d5b474e480/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (36)] Waiting until timeout for monitored process [2021-11-13 02:51:03,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:51:04,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 2585 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:51:04,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:51:06,237 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:51:06,238 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:51:07,767 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-13 02:51:07,767 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:51:07,767 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [725149456] [2021-11-13 02:51:07,767 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [725149456] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:51:07,767 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:51:07,767 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 6 [2021-11-13 02:51:07,767 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882276098] [2021-11-13 02:51:07,768 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:51:07,768 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 02:51:07,768 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:51:07,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 02:51:07,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:51:07,769 INFO L87 Difference]: Start difference. First operand 39557 states and 54421 transitions. Second operand has 6 states, 6 states have (on average 33.5) internal successors, (201), 6 states have internal predecessors, (201), 3 states have call successors, (52), 3 states have call predecessors, (52), 2 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50)