./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--net--team--team.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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/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 c2e40c074e34eae853879e913dea35acffb5001042b37759d8583ab68da2fb52 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 02:30:30,109 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 02:30:30,111 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 02:30:30,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 02:30:30,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 02:30:30,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 02:30:30,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 02:30:30,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 02:30:30,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 02:30:30,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 02:30:30,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 02:30:30,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 02:30:30,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 02:30:30,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 02:30:30,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 02:30:30,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 02:30:30,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 02:30:30,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 02:30:30,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 02:30:30,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 02:30:30,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 02:30:30,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 02:30:30,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 02:30:30,203 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 02:30:30,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 02:30:30,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 02:30:30,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 02:30:30,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 02:30:30,216 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 02:30:30,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 02:30:30,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 02:30:30,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 02:30:30,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 02:30:30,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 02:30:30,228 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 02:30:30,228 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 02:30:30,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 02:30:30,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 02:30:30,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 02:30:30,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 02:30:30,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 02:30:30,233 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-13 02:30:30,290 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 02:30:30,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 02:30:30,292 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 02:30:30,293 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 02:30:30,293 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 02:30:30,294 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 02:30:30,294 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 02:30:30,294 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-13 02:30:30,302 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 02:30:30,302 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 02:30:30,304 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-13 02:30:30,304 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-13 02:30:30,305 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 02:30:30,305 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-13 02:30:30,305 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-13 02:30:30,306 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-13 02:30:30,307 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 02:30:30,307 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 02:30:30,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 02:30:30,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 02:30:30,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 02:30:30,308 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 02:30:30,309 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 02:30:30,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 02:30:30,309 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 02:30:30,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 02:30:30,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 02:30:30,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 02:30:30,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:30:30,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 02:30:30,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 02:30:30,313 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 02:30:30,314 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-13 02:30:30,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 02:30:30,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 02:30:30,315 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 02:30:30,315 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 02:30:30,315 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2e40c074e34eae853879e913dea35acffb5001042b37759d8583ab68da2fb52 [2021-11-13 02:30:30,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 02:30:30,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 02:30:30,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 02:30:30,651 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 02:30:30,652 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 02:30:30,654 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i [2021-11-13 02:30:30,740 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/data/08b75e68f/7e0a13147fdb40e0ac2586aa938f6769/FLAG2f612558a [2021-11-13 02:30:32,161 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 02:30:32,161 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i [2021-11-13 02:30:32,265 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/data/08b75e68f/7e0a13147fdb40e0ac2586aa938f6769/FLAG2f612558a [2021-11-13 02:30:32,690 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/data/08b75e68f/7e0a13147fdb40e0ac2586aa938f6769 [2021-11-13 02:30:32,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 02:30:32,695 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 02:30:32,697 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 02:30:32,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 02:30:32,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 02:30:32,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:30:32" (1/1) ... [2021-11-13 02:30:32,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10ff9e55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:32, skipping insertion in model container [2021-11-13 02:30:32,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:30:32" (1/1) ... [2021-11-13 02:30:32,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 02:30:32,959 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 02:30:36,104 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 02:30:36,105 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 02:30:36,164 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 02:30:36,165 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 02:30:36,165 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 02:30:36,166 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 02:30:36,506 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 02:30:36,555 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 02:30:36,572 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 02:30:36,580 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 02:30:36,662 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 02:30:36,671 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 02:30:36,813 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 02:30:36,815 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 02:30:36,849 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 02:30:36,860 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 02:30:36,904 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 02:30:36,905 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 02:30:36,919 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 02:30:36,920 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 02:30:36,921 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 02:30:36,930 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 02:30:36,950 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 02:30:36,951 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 02:30:36,960 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 02:30:36,960 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 02:30:36,962 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 02:30:36,971 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 02:30:36,972 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 02:30:36,981 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 02:30:36,982 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 02:30:36,991 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 02:30:36,993 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 02:30:37,044 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 02:30:37,055 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 02:30:37,056 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 02:30:37,068 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 02:30:37,190 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 02:30:37,287 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 02:30:37,375 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 02:30:37,433 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 02:30:37,435 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 02:30:37,482 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 02:30:37,483 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 02:30:37,498 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 02:30:37,501 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 02:30:37,543 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 02:30:37,544 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 02:30:37,579 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 02:30:37,581 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 02:30:37,618 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 02:30:37,669 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 02:30:37,891 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 02:30:37,892 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 02:30:37,903 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 02:30:37,904 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 02:30:37,905 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 02:30:37,905 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 02:30:37,914 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 02:30:37,938 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 02:30:37,959 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 02:30:37,960 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 02:30:37,962 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 02:30:37,970 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 02:30:37,971 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 02:30:37,973 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 02:30:37,981 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 02:30:37,981 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 02:30:37,983 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 02:30:37,985 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 02:30:37,993 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 02:30:37,994 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 02:30:37,995 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 02:30:37,996 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 02:30:37,996 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 02:30:38,005 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 02:30:38,017 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 02:30:38,017 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 02:30:38,018 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 02:30:38,019 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 02:30:38,020 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 02:30:38,029 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 02:30:38,030 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 02:30:38,031 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 02:30:38,047 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 02:30:38,048 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 02:30:38,056 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 02:30:38,065 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 02:30:38,066 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 02:30:38,067 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 02:30:38,075 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 02:30:38,083 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 02:30:38,092 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 02:30:38,094 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 02:30:38,095 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 02:30:38,103 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 02:30:38,123 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 02:30:38,191 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 02:30:38,237 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 02:30:38,239 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 02:30:38,249 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 02:30:38,250 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 02:30:38,268 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 02:30:38,272 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 02:30:38,276 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 02:30:38,296 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 02:30:38,298 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 02:30:38,342 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 02:30:38,343 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 02:30:38,354 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 02:30:38,354 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 02:30:38,379 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 02:30:39,030 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 02:30:39,031 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 02:30:39,032 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 02:30:39,033 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 02:30:39,034 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 02:30:39,034 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 02:30:39,034 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 02:30:39,035 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 02:30:39,035 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 02:30:39,036 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 02:30:39,036 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 02:30:39,036 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 02:30:39,037 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 02:30:39,037 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 02:30:39,038 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 02:30:39,039 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 02:30:39,039 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 02:30:39,039 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 02:30:39,056 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 02:30:39,059 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 02:30:39,059 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 02:30:39,062 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 02:30:39,064 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 02:30:39,070 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 02:30:39,079 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 02:30:39,090 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 02:30:39,099 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 02:30:39,510 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 02:30:39,518 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 02:30:41,638 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552584,552597] [2021-11-13 02:30:41,642 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552729,552742] [2021-11-13 02:30:41,642 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552875,552888] [2021-11-13 02:30:41,643 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553040,553053] [2021-11-13 02:30:41,644 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553198,553211] [2021-11-13 02:30:41,646 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553356,553369] [2021-11-13 02:30:41,650 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553514,553527] [2021-11-13 02:30:41,651 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553674,553687] [2021-11-13 02:30:41,659 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553833,553846] [2021-11-13 02:30:41,660 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553972,553985] [2021-11-13 02:30:41,661 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554114,554127] [2021-11-13 02:30:41,663 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554263,554276] [2021-11-13 02:30:41,663 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554402,554415] [2021-11-13 02:30:41,664 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554557,554570] [2021-11-13 02:30:41,665 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554717,554730] [2021-11-13 02:30:41,671 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554868,554881] [2021-11-13 02:30:41,672 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555019,555032] [2021-11-13 02:30:41,672 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555171,555184] [2021-11-13 02:30:41,673 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555320,555333] [2021-11-13 02:30:41,674 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555468,555481] [2021-11-13 02:30:41,674 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555625,555638] [2021-11-13 02:30:41,675 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555774,555787] [2021-11-13 02:30:41,675 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555930,555943] [2021-11-13 02:30:41,676 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556083,556096] [2021-11-13 02:30:41,676 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556229,556242] [2021-11-13 02:30:41,677 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556372,556385] [2021-11-13 02:30:41,677 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556524,556537] [2021-11-13 02:30:41,678 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556670,556683] [2021-11-13 02:30:41,679 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556815,556828] [2021-11-13 02:30:41,679 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556969,556982] [2021-11-13 02:30:41,680 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557120,557133] [2021-11-13 02:30:41,680 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557275,557288] [2021-11-13 02:30:41,681 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557427,557440] [2021-11-13 02:30:41,681 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557582,557595] [2021-11-13 02:30:41,682 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557746,557759] [2021-11-13 02:30:41,689 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557902,557915] [2021-11-13 02:30:41,690 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558066,558079] [2021-11-13 02:30:41,690 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558208,558221] [2021-11-13 02:30:41,691 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558366,558379] [2021-11-13 02:30:41,691 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558533,558546] [2021-11-13 02:30:41,692 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558692,558705] [2021-11-13 02:30:41,693 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558851,558864] [2021-11-13 02:30:41,694 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559000,559013] [2021-11-13 02:30:41,695 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559147,559160] [2021-11-13 02:30:41,695 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559286,559299] [2021-11-13 02:30:41,698 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559449,559462] [2021-11-13 02:30:41,699 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559615,559628] [2021-11-13 02:30:41,701 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559779,559792] [2021-11-13 02:30:41,701 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559944,559957] [2021-11-13 02:30:41,702 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560109,560122] [2021-11-13 02:30:41,703 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560275,560288] [2021-11-13 02:30:41,703 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560440,560453] [2021-11-13 02:30:41,704 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560607,560620] [2021-11-13 02:30:41,704 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560767,560780] [2021-11-13 02:30:41,705 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560929,560942] [2021-11-13 02:30:41,706 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561088,561101] [2021-11-13 02:30:41,706 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561234,561247] [2021-11-13 02:30:41,707 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561377,561390] [2021-11-13 02:30:41,707 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561521,561534] [2021-11-13 02:30:41,708 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561664,561677] [2021-11-13 02:30:41,708 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561808,561821] [2021-11-13 02:30:41,709 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561949,561962] [2021-11-13 02:30:41,710 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562087,562100] [2021-11-13 02:30:41,710 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562245,562258] [2021-11-13 02:30:41,712 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562404,562417] [2021-11-13 02:30:41,712 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562560,562573] [2021-11-13 02:30:41,713 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562709,562722] [2021-11-13 02:30:41,713 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562861,562874] [2021-11-13 02:30:41,714 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563012,563025] [2021-11-13 02:30:41,715 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563161,563174] [2021-11-13 02:30:41,717 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563313,563326] [2021-11-13 02:30:41,717 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563461,563474] [2021-11-13 02:30:41,718 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563614,563627] [2021-11-13 02:30:41,719 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563765,563778] [2021-11-13 02:30:41,719 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563915,563928] [2021-11-13 02:30:41,720 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564062,564075] [2021-11-13 02:30:41,720 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564213,564226] [2021-11-13 02:30:41,721 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564364,564377] [2021-11-13 02:30:41,721 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564512,564525] [2021-11-13 02:30:41,724 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564678,564691] [2021-11-13 02:30:41,725 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564847,564860] [2021-11-13 02:30:41,726 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565014,565027] [2021-11-13 02:30:41,726 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565182,565195] [2021-11-13 02:30:41,727 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565332,565345] [2021-11-13 02:30:41,727 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565479,565492] [2021-11-13 02:30:41,728 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565640,565653] [2021-11-13 02:30:41,729 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565810,565823] [2021-11-13 02:30:41,730 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565972,565985] [2021-11-13 02:30:41,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:30:41,880 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 02:30:41,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a51973f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:41, skipping insertion in model container [2021-11-13 02:30:41,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 02:30:41,881 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-13 02:30:41,884 INFO L158 Benchmark]: Toolchain (without parser) took 9187.07ms. Allocated memory was 104.9MB in the beginning and 209.7MB in the end (delta: 104.9MB). Free memory was 70.7MB in the beginning and 137.0MB in the end (delta: -66.3MB). Peak memory consumption was 88.9MB. Max. memory is 16.1GB. [2021-11-13 02:30:41,885 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory was 57.5MB in the beginning and 57.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 02:30:41,886 INFO L158 Benchmark]: CACSL2BoogieTranslator took 9184.15ms. Allocated memory was 104.9MB in the beginning and 209.7MB in the end (delta: 104.9MB). Free memory was 70.3MB in the beginning and 137.0MB in the end (delta: -66.7MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. [2021-11-13 02:30:41,891 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory was 57.5MB in the beginning and 57.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 9184.15ms. Allocated memory was 104.9MB in the beginning and 209.7MB in the end (delta: 104.9MB). Free memory was 70.3MB in the beginning and 137.0MB in the end (delta: -66.7MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6704]: 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/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 c2e40c074e34eae853879e913dea35acffb5001042b37759d8583ab68da2fb52 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 02:30:44,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 02:30:44,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 02:30:44,709 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 02:30:44,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 02:30:44,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 02:30:44,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 02:30:44,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 02:30:44,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 02:30:44,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 02:30:44,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 02:30:44,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 02:30:44,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 02:30:44,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 02:30:44,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 02:30:44,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 02:30:44,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 02:30:44,758 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 02:30:44,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 02:30:44,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 02:30:44,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 02:30:44,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 02:30:44,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 02:30:44,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 02:30:44,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 02:30:44,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 02:30:44,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 02:30:44,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 02:30:44,796 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 02:30:44,798 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 02:30:44,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 02:30:44,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 02:30:44,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 02:30:44,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 02:30:44,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 02:30:44,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 02:30:44,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 02:30:44,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 02:30:44,808 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 02:30:44,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 02:30:44,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 02:30:44,817 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-13 02:30:44,871 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 02:30:44,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 02:30:44,874 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 02:30:44,874 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 02:30:44,874 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 02:30:44,875 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 02:30:44,875 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 02:30:44,875 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 02:30:44,877 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 02:30:44,878 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 02:30:44,881 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 02:30:44,881 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 02:30:44,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 02:30:44,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 02:30:44,882 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 02:30:44,883 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 02:30:44,883 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 02:30:44,883 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 02:30:44,884 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 02:30:44,884 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 02:30:44,884 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 02:30:44,885 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 02:30:44,885 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 02:30:44,885 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 02:30:44,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:30:44,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 02:30:44,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 02:30:44,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 02:30:44,887 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-13 02:30:44,887 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 02:30:44,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 02:30:44,888 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 02:30:44,889 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 02:30:44,889 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2e40c074e34eae853879e913dea35acffb5001042b37759d8583ab68da2fb52 [2021-11-13 02:30:45,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 02:30:45,400 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 02:30:45,403 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 02:30:45,405 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 02:30:45,408 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 02:30:45,410 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i [2021-11-13 02:30:45,507 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/data/69d1cde35/f62c098868b943b681d1f2f154d581c6/FLAGf57426954 [2021-11-13 02:30:46,889 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 02:30:46,889 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i [2021-11-13 02:30:47,011 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/data/69d1cde35/f62c098868b943b681d1f2f154d581c6/FLAGf57426954 [2021-11-13 02:30:47,493 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/data/69d1cde35/f62c098868b943b681d1f2f154d581c6 [2021-11-13 02:30:47,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 02:30:47,497 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 02:30:47,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 02:30:47,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 02:30:47,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 02:30:47,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:30:47" (1/1) ... [2021-11-13 02:30:47,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c01e885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:47, skipping insertion in model container [2021-11-13 02:30:47,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:30:47" (1/1) ... [2021-11-13 02:30:47,523 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 02:30:47,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 02:30:55,864 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552584,552597] [2021-11-13 02:30:55,867 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552729,552742] [2021-11-13 02:30:55,868 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552875,552888] [2021-11-13 02:30:55,869 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553040,553053] [2021-11-13 02:30:55,869 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553198,553211] [2021-11-13 02:30:55,870 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553356,553369] [2021-11-13 02:30:55,870 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553514,553527] [2021-11-13 02:30:55,871 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553674,553687] [2021-11-13 02:30:55,871 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553833,553846] [2021-11-13 02:30:55,872 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553972,553985] [2021-11-13 02:30:55,872 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554114,554127] [2021-11-13 02:30:55,873 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554263,554276] [2021-11-13 02:30:55,874 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554402,554415] [2021-11-13 02:30:55,874 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554557,554570] [2021-11-13 02:30:55,882 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554717,554730] [2021-11-13 02:30:55,883 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554868,554881] [2021-11-13 02:30:55,884 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555019,555032] [2021-11-13 02:30:55,886 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555171,555184] [2021-11-13 02:30:55,887 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555320,555333] [2021-11-13 02:30:55,890 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555468,555481] [2021-11-13 02:30:55,891 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555625,555638] [2021-11-13 02:30:55,892 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555774,555787] [2021-11-13 02:30:55,892 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555930,555943] [2021-11-13 02:30:55,893 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556083,556096] [2021-11-13 02:30:55,893 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556229,556242] [2021-11-13 02:30:55,894 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556372,556385] [2021-11-13 02:30:55,894 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556524,556537] [2021-11-13 02:30:55,895 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556670,556683] [2021-11-13 02:30:55,895 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556815,556828] [2021-11-13 02:30:55,896 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556969,556982] [2021-11-13 02:30:55,896 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557120,557133] [2021-11-13 02:30:55,897 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557275,557288] [2021-11-13 02:30:55,898 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557427,557440] [2021-11-13 02:30:55,899 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557582,557595] [2021-11-13 02:30:55,899 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557746,557759] [2021-11-13 02:30:55,900 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557902,557915] [2021-11-13 02:30:55,900 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558066,558079] [2021-11-13 02:30:55,900 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558208,558221] [2021-11-13 02:30:55,901 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558366,558379] [2021-11-13 02:30:55,901 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558533,558546] [2021-11-13 02:30:55,902 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558692,558705] [2021-11-13 02:30:55,902 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558851,558864] [2021-11-13 02:30:55,903 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559000,559013] [2021-11-13 02:30:55,903 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559147,559160] [2021-11-13 02:30:55,904 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559286,559299] [2021-11-13 02:30:55,904 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559449,559462] [2021-11-13 02:30:55,905 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559615,559628] [2021-11-13 02:30:55,905 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559779,559792] [2021-11-13 02:30:55,906 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559944,559957] [2021-11-13 02:30:55,906 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560109,560122] [2021-11-13 02:30:55,907 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560275,560288] [2021-11-13 02:30:55,907 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560440,560453] [2021-11-13 02:30:55,907 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560607,560620] [2021-11-13 02:30:55,908 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560767,560780] [2021-11-13 02:30:55,908 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560929,560942] [2021-11-13 02:30:55,909 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561088,561101] [2021-11-13 02:30:55,909 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561234,561247] [2021-11-13 02:30:55,910 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561377,561390] [2021-11-13 02:30:55,910 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561521,561534] [2021-11-13 02:30:55,911 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561664,561677] [2021-11-13 02:30:55,911 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561808,561821] [2021-11-13 02:30:55,912 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561949,561962] [2021-11-13 02:30:55,912 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562087,562100] [2021-11-13 02:30:55,913 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562245,562258] [2021-11-13 02:30:55,913 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562404,562417] [2021-11-13 02:30:55,914 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562560,562573] [2021-11-13 02:30:55,914 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562709,562722] [2021-11-13 02:30:55,915 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562861,562874] [2021-11-13 02:30:55,915 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563012,563025] [2021-11-13 02:30:55,915 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563161,563174] [2021-11-13 02:30:55,916 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563313,563326] [2021-11-13 02:30:55,916 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563461,563474] [2021-11-13 02:30:55,917 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563614,563627] [2021-11-13 02:30:55,917 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563765,563778] [2021-11-13 02:30:55,918 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563915,563928] [2021-11-13 02:30:55,918 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564062,564075] [2021-11-13 02:30:55,919 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564213,564226] [2021-11-13 02:30:55,919 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564364,564377] [2021-11-13 02:30:55,920 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564512,564525] [2021-11-13 02:30:55,920 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564678,564691] [2021-11-13 02:30:55,921 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564847,564860] [2021-11-13 02:30:55,921 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565014,565027] [2021-11-13 02:30:55,922 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565182,565195] [2021-11-13 02:30:55,922 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565332,565345] [2021-11-13 02:30:55,922 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565479,565492] [2021-11-13 02:30:55,923 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565640,565653] [2021-11-13 02:30:55,923 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565810,565823] [2021-11-13 02:30:55,924 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565972,565985] [2021-11-13 02:30:55,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:30:56,046 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-13 02:30:56,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 02:30:56,700 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552584,552597] [2021-11-13 02:30:56,702 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552729,552742] [2021-11-13 02:30:56,702 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552875,552888] [2021-11-13 02:30:56,703 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553040,553053] [2021-11-13 02:30:56,704 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553198,553211] [2021-11-13 02:30:56,705 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553356,553369] [2021-11-13 02:30:56,706 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553514,553527] [2021-11-13 02:30:56,706 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553674,553687] [2021-11-13 02:30:56,706 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553833,553846] [2021-11-13 02:30:56,707 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553972,553985] [2021-11-13 02:30:56,707 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554114,554127] [2021-11-13 02:30:56,708 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554263,554276] [2021-11-13 02:30:56,708 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554402,554415] [2021-11-13 02:30:56,709 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554557,554570] [2021-11-13 02:30:56,710 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554717,554730] [2021-11-13 02:30:56,710 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554868,554881] [2021-11-13 02:30:56,711 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555019,555032] [2021-11-13 02:30:56,711 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555171,555184] [2021-11-13 02:30:56,711 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555320,555333] [2021-11-13 02:30:56,712 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555468,555481] [2021-11-13 02:30:56,712 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555625,555638] [2021-11-13 02:30:56,713 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555774,555787] [2021-11-13 02:30:56,713 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555930,555943] [2021-11-13 02:30:56,713 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556083,556096] [2021-11-13 02:30:56,714 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556229,556242] [2021-11-13 02:30:56,716 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556372,556385] [2021-11-13 02:30:56,716 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556524,556537] [2021-11-13 02:30:56,717 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556670,556683] [2021-11-13 02:30:56,717 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556815,556828] [2021-11-13 02:30:56,717 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556969,556982] [2021-11-13 02:30:56,718 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557120,557133] [2021-11-13 02:30:56,719 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557275,557288] [2021-11-13 02:30:56,719 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557427,557440] [2021-11-13 02:30:56,720 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557582,557595] [2021-11-13 02:30:56,720 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557746,557759] [2021-11-13 02:30:56,720 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557902,557915] [2021-11-13 02:30:56,721 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558066,558079] [2021-11-13 02:30:56,722 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558208,558221] [2021-11-13 02:30:56,722 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558366,558379] [2021-11-13 02:30:56,723 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558533,558546] [2021-11-13 02:30:56,724 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558692,558705] [2021-11-13 02:30:56,724 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558851,558864] [2021-11-13 02:30:56,725 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559000,559013] [2021-11-13 02:30:56,728 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559147,559160] [2021-11-13 02:30:56,730 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559286,559299] [2021-11-13 02:30:56,730 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559449,559462] [2021-11-13 02:30:56,731 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559615,559628] [2021-11-13 02:30:56,731 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559779,559792] [2021-11-13 02:30:56,732 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559944,559957] [2021-11-13 02:30:56,732 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560109,560122] [2021-11-13 02:30:56,733 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560275,560288] [2021-11-13 02:30:56,733 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560440,560453] [2021-11-13 02:30:56,734 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560607,560620] [2021-11-13 02:30:56,734 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560767,560780] [2021-11-13 02:30:56,734 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560929,560942] [2021-11-13 02:30:56,735 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561088,561101] [2021-11-13 02:30:56,735 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561234,561247] [2021-11-13 02:30:56,735 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561377,561390] [2021-11-13 02:30:56,736 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561521,561534] [2021-11-13 02:30:56,737 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561664,561677] [2021-11-13 02:30:56,740 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561808,561821] [2021-11-13 02:30:56,740 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561949,561962] [2021-11-13 02:30:56,741 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562087,562100] [2021-11-13 02:30:56,742 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562245,562258] [2021-11-13 02:30:56,743 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562404,562417] [2021-11-13 02:30:56,744 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562560,562573] [2021-11-13 02:30:56,744 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562709,562722] [2021-11-13 02:30:56,744 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562861,562874] [2021-11-13 02:30:56,746 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563012,563025] [2021-11-13 02:30:56,752 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563161,563174] [2021-11-13 02:30:56,752 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563313,563326] [2021-11-13 02:30:56,752 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563461,563474] [2021-11-13 02:30:56,753 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563614,563627] [2021-11-13 02:30:56,753 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563765,563778] [2021-11-13 02:30:56,754 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563915,563928] [2021-11-13 02:30:56,754 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564062,564075] [2021-11-13 02:30:56,754 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564213,564226] [2021-11-13 02:30:56,755 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564364,564377] [2021-11-13 02:30:56,756 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564512,564525] [2021-11-13 02:30:56,757 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564678,564691] [2021-11-13 02:30:56,757 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564847,564860] [2021-11-13 02:30:56,758 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565014,565027] [2021-11-13 02:30:56,758 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565182,565195] [2021-11-13 02:30:56,759 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565332,565345] [2021-11-13 02:30:56,759 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565479,565492] [2021-11-13 02:30:56,759 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565640,565653] [2021-11-13 02:30:56,760 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565810,565823] [2021-11-13 02:30:56,760 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_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565972,565985] [2021-11-13 02:30:56,768 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:30:56,802 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 02:30:57,568 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552584,552597] [2021-11-13 02:30:57,568 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552729,552742] [2021-11-13 02:30:57,569 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[552875,552888] [2021-11-13 02:30:57,569 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553040,553053] [2021-11-13 02:30:57,570 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553198,553211] [2021-11-13 02:30:57,570 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553356,553369] [2021-11-13 02:30:57,570 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553514,553527] [2021-11-13 02:30:57,571 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553674,553687] [2021-11-13 02:30:57,571 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553833,553846] [2021-11-13 02:30:57,572 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[553972,553985] [2021-11-13 02:30:57,572 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554114,554127] [2021-11-13 02:30:57,573 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554263,554276] [2021-11-13 02:30:57,573 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554402,554415] [2021-11-13 02:30:57,573 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554557,554570] [2021-11-13 02:30:57,574 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554717,554730] [2021-11-13 02:30:57,574 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[554868,554881] [2021-11-13 02:30:57,574 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555019,555032] [2021-11-13 02:30:57,575 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555171,555184] [2021-11-13 02:30:57,575 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555320,555333] [2021-11-13 02:30:57,576 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555468,555481] [2021-11-13 02:30:57,576 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555625,555638] [2021-11-13 02:30:57,576 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555774,555787] [2021-11-13 02:30:57,577 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[555930,555943] [2021-11-13 02:30:57,577 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556083,556096] [2021-11-13 02:30:57,577 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556229,556242] [2021-11-13 02:30:57,578 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556372,556385] [2021-11-13 02:30:57,580 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556524,556537] [2021-11-13 02:30:57,580 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556670,556683] [2021-11-13 02:30:57,581 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556815,556828] [2021-11-13 02:30:57,581 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[556969,556982] [2021-11-13 02:30:57,581 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557120,557133] [2021-11-13 02:30:57,582 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557275,557288] [2021-11-13 02:30:57,582 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557427,557440] [2021-11-13 02:30:57,582 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557582,557595] [2021-11-13 02:30:57,583 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557746,557759] [2021-11-13 02:30:57,583 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[557902,557915] [2021-11-13 02:30:57,583 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558066,558079] [2021-11-13 02:30:57,584 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558208,558221] [2021-11-13 02:30:57,585 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558366,558379] [2021-11-13 02:30:57,585 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558533,558546] [2021-11-13 02:30:57,586 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558692,558705] [2021-11-13 02:30:57,586 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[558851,558864] [2021-11-13 02:30:57,587 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559000,559013] [2021-11-13 02:30:57,588 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559147,559160] [2021-11-13 02:30:57,589 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559286,559299] [2021-11-13 02:30:57,589 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559449,559462] [2021-11-13 02:30:57,589 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559615,559628] [2021-11-13 02:30:57,590 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559779,559792] [2021-11-13 02:30:57,590 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[559944,559957] [2021-11-13 02:30:57,590 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560109,560122] [2021-11-13 02:30:57,591 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560275,560288] [2021-11-13 02:30:57,591 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560440,560453] [2021-11-13 02:30:57,592 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560607,560620] [2021-11-13 02:30:57,592 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560767,560780] [2021-11-13 02:30:57,592 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[560929,560942] [2021-11-13 02:30:57,593 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561088,561101] [2021-11-13 02:30:57,593 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561234,561247] [2021-11-13 02:30:57,593 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561377,561390] [2021-11-13 02:30:57,594 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561521,561534] [2021-11-13 02:30:57,594 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561664,561677] [2021-11-13 02:30:57,596 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561808,561821] [2021-11-13 02:30:57,596 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[561949,561962] [2021-11-13 02:30:57,596 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562087,562100] [2021-11-13 02:30:57,597 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562245,562258] [2021-11-13 02:30:57,597 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562404,562417] [2021-11-13 02:30:57,597 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562560,562573] [2021-11-13 02:30:57,598 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562709,562722] [2021-11-13 02:30:57,598 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[562861,562874] [2021-11-13 02:30:57,599 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563012,563025] [2021-11-13 02:30:57,599 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563161,563174] [2021-11-13 02:30:57,601 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563313,563326] [2021-11-13 02:30:57,601 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563461,563474] [2021-11-13 02:30:57,602 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563614,563627] [2021-11-13 02:30:57,602 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563765,563778] [2021-11-13 02:30:57,603 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[563915,563928] [2021-11-13 02:30:57,603 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564062,564075] [2021-11-13 02:30:57,604 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564213,564226] [2021-11-13 02:30:57,604 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564364,564377] [2021-11-13 02:30:57,604 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564512,564525] [2021-11-13 02:30:57,606 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564678,564691] [2021-11-13 02:30:57,610 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[564847,564860] [2021-11-13 02:30:57,610 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565014,565027] [2021-11-13 02:30:57,611 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565182,565195] [2021-11-13 02:30:57,611 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565332,565345] [2021-11-13 02:30:57,611 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565479,565492] [2021-11-13 02:30:57,612 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565640,565653] [2021-11-13 02:30:57,612 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565810,565823] [2021-11-13 02:30:57,612 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--team--team.ko.cil.i[565972,565985] [2021-11-13 02:30:57,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:30:58,346 INFO L208 MainTranslator]: Completed translation [2021-11-13 02:30:58,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:58 WrapperNode [2021-11-13 02:30:58,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 02:30:58,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 02:30:58,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 02:30:58,349 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 02:30:58,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:58" (1/1) ... [2021-11-13 02:30:58,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:58" (1/1) ... [2021-11-13 02:30:58,810 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 02:30:58,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 02:30:58,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 02:30:58,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 02:30:58,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:58" (1/1) ... [2021-11-13 02:30:58,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:58" (1/1) ... [2021-11-13 02:30:58,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:58" (1/1) ... [2021-11-13 02:30:58,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:58" (1/1) ... [2021-11-13 02:30:59,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:58" (1/1) ... [2021-11-13 02:30:59,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:58" (1/1) ... [2021-11-13 02:30:59,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:58" (1/1) ... [2021-11-13 02:30:59,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 02:30:59,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 02:30:59,272 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 02:30:59,272 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 02:30:59,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:58" (1/1) ... [2021-11-13 02:30:59,279 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:30:59,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:30:59,308 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 02:30:59,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 02:30:59,356 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u32 [2021-11-13 02:30:59,356 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u32 [2021-11-13 02:30:59,356 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_total_size [2021-11-13 02:30:59,356 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_total_size [2021-11-13 02:30:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_option_get [2021-11-13 02:30:59,358 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_option_get [2021-11-13 02:30:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure __team_change_mode [2021-11-13 02:30:59,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_change_mode [2021-11-13 02:30:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u32 [2021-11-13 02:30:59,358 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u32 [2021-11-13 02:30:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_131 [2021-11-13 02:30:59,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_131 [2021-11-13 02:30:59,359 INFO L130 BoogieDeclarations]: Found specification of procedure team_init [2021-11-13 02:30:59,359 INFO L138 BoogieDeclarations]: Found implementation of procedure team_init [2021-11-13 02:30:59,359 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_interval_set [2021-11-13 02:30:59,359 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_interval_set [2021-11-13 02:30:59,359 INFO L130 BoogieDeclarations]: Found specification of procedure team_del_slave [2021-11-13 02:30:59,359 INFO L138 BoogieDeclarations]: Found implementation of procedure team_del_slave [2021-11-13 02:30:59,360 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_if_positive [2021-11-13 02:30:59,360 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_if_positive [2021-11-13 02:30:59,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-13 02:30:59,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-13 02:30:59,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-13 02:30:59,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-13 02:30:59,360 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-11-13 02:30:59,360 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-11-13 02:30:59,361 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2021-11-13 02:30:59,361 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2021-11-13 02:30:59,361 INFO L130 BoogieDeclarations]: Found specification of procedure team_priority_option_get [2021-11-13 02:30:59,361 INFO L138 BoogieDeclarations]: Found implementation of procedure team_priority_option_get [2021-11-13 02:30:59,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__double_lock [2021-11-13 02:30:59,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__double_lock [2021-11-13 02:30:59,361 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_override_fini [2021-11-13 02:30:59,362 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_override_fini [2021-11-13 02:30:59,362 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-13 02:30:59,362 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-13 02:30:59,362 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_get_rtnl [2021-11-13 02:30:59,362 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_get_rtnl [2021-11-13 02:30:59,363 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2021-11-13 02:30:59,363 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2021-11-13 02:30:59,363 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_mac_address [2021-11-13 02:30:59,363 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_mac_address [2021-11-13 02:30:59,363 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_count_set [2021-11-13 02:30:59,363 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_count_set [2021-11-13 02:30:59,363 INFO L130 BoogieDeclarations]: Found specification of procedure team_add_slave [2021-11-13 02:30:59,364 INFO L138 BoogieDeclarations]: Found implementation of procedure team_add_slave [2021-11-13 02:30:59,364 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2021-11-13 02:30:59,364 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2021-11-13 02:30:59,364 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_option [2021-11-13 02:30:59,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_option [2021-11-13 02:30:59,364 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_put [2021-11-13 02:30:59,364 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_put [2021-11-13 02:30:59,364 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-13 02:30:59,365 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-13 02:30:59,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-11-13 02:30:59,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-11-13 02:30:59,365 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_new [2021-11-13 02:30:59,365 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_new [2021-11-13 02:30:59,365 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers [2021-11-13 02:30:59,365 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers [2021-11-13 02:30:59,366 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del_rcu [2021-11-13 02:30:59,366 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del_rcu [2021-11-13 02:30:59,366 INFO L130 BoogieDeclarations]: Found specification of procedure __team_netpoll_cleanup [2021-11-13 02:30:59,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_netpoll_cleanup [2021-11-13 02:30:59,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-13 02:30:59,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-13 02:30:59,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-13 02:30:59,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-13 02:30:59,367 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u8 [2021-11-13 02:30:59,367 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u8 [2021-11-13 02:30:59,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-11-13 02:30:59,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-11-13 02:30:59,367 INFO L130 BoogieDeclarations]: Found specification of procedure __find_mode [2021-11-13 02:30:59,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_mode [2021-11-13 02:30:59,367 INFO L130 BoogieDeclarations]: Found specification of procedure team_ethtool_get_drvinfo [2021-11-13 02:30:59,368 INFO L138 BoogieDeclarations]: Found implementation of procedure team_ethtool_get_drvinfo [2021-11-13 02:30:59,368 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-11-13 02:30:59,368 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-11-13 02:30:59,368 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_put [2021-11-13 02:30:59,368 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_put [2021-11-13 02:30:59,368 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_rx_mode [2021-11-13 02:30:59,368 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_rx_mode [2021-11-13 02:30:59,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-13 02:30:59,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-13 02:30:59,369 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-11-13 02:30:59,369 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-11-13 02:30:59,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 02:30:59,369 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-13 02:30:59,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-13 02:30:59,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-13 02:30:59,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-13 02:30:59,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 02:30:59,370 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-13 02:30:59,370 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_en_option_get [2021-11-13 02:30:59,370 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_en_option_get [2021-11-13 02:30:59,370 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_en_option_set [2021-11-13 02:30:59,370 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_en_option_set [2021-11-13 02:30:59,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_48 [2021-11-13 02:30:59,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_48 [2021-11-13 02:30:59,371 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_set [2021-11-13 02:30:59,371 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_set [2021-11-13 02:30:59,371 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-13 02:30:59,371 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-13 02:30:59,371 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_id_option_get [2021-11-13 02:30:59,371 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_id_option_get [2021-11-13 02:30:59,371 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_del [2021-11-13 02:30:59,372 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_del [2021-11-13 02:30:59,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2021-11-13 02:30:59,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2021-11-13 02:30:59,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_team [2021-11-13 02:30:59,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_team [2021-11-13 02:30:59,373 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin [2021-11-13 02:30:59,373 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin [2021-11-13 02:30:59,373 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-11-13 02:30:59,374 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-11-13 02:30:59,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 02:30:59,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 02:30:59,374 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_noop [2021-11-13 02:30:59,374 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_noop [2021-11-13 02:30:59,374 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_orig_dev_addr [2021-11-13 02:30:59,375 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_orig_dev_addr [2021-11-13 02:30:59,375 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_port_get [2021-11-13 02:30:59,375 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_port_get [2021-11-13 02:30:59,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-13 02:30:59,375 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_register [2021-11-13 02:30:59,376 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_register [2021-11-13 02:30:59,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_11 [2021-11-13 02:30:59,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_11 [2021-11-13 02:30:59,376 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-13 02:30:59,376 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-13 02:30:59,376 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_trim [2021-11-13 02:30:59,376 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_trim [2021-11-13 02:30:59,377 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_option [2021-11-13 02:30:59,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_option [2021-11-13 02:30:59,377 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-13 02:30:59,377 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_rcu [2021-11-13 02:30:59,377 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_rcu [2021-11-13 02:30:59,377 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_cancel [2021-11-13 02:30:59,377 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_cancel [2021-11-13 02:30:59,377 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head_rcu [2021-11-13 02:30:59,378 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head_rcu [2021-11-13 02:30:59,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_36 [2021-11-13 02:30:59,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_36 [2021-11-13 02:30:59,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 02:30:59,378 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 02:30:59,378 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_get [2021-11-13 02:30:59,378 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_get [2021-11-13 02:30:59,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_29 [2021-11-13 02:30:59,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_29 [2021-11-13 02:30:59,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-11-13 02:30:59,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-11-13 02:30:59,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2021-11-13 02:30:59,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2021-11-13 02:30:59,379 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_en_option_get [2021-11-13 02:30:59,379 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_en_option_get [2021-11-13 02:30:59,380 INFO L130 BoogieDeclarations]: Found specification of procedure nla_len [2021-11-13 02:30:59,380 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_len [2021-11-13 02:30:59,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-11-13 02:30:59,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-11-13 02:30:59,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 02:30:59,380 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-13 02:30:59,380 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-13 02:30:59,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-13 02:30:59,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-13 02:30:59,381 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable_netpoll [2021-11-13 02:30:59,381 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable_netpoll [2021-11-13 02:30:59,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 02:30:59,381 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail_rcu [2021-11-13 02:30:59,381 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail_rcu [2021-11-13 02:30:59,381 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_get [2021-11-13 02:30:59,382 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_get [2021-11-13 02:30:59,382 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_en_option_set [2021-11-13 02:30:59,382 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_en_option_set [2021-11-13 02:30:59,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2021-11-13 02:30:59,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2021-11-13 02:30:59,382 INFO L130 BoogieDeclarations]: Found specification of procedure __team_find_option [2021-11-13 02:30:59,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_find_option [2021-11-13 02:30:59,383 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2021-11-13 02:30:59,383 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2021-11-13 02:30:59,383 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-13 02:30:59,383 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-13 02:30:59,383 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-13 02:30:59,383 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-13 02:30:59,383 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-13 02:30:59,383 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-13 02:30:59,383 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_option_get [2021-11-13 02:30:59,384 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_option_get [2021-11-13 02:30:59,384 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_interval_set [2021-11-13 02:30:59,384 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_interval_set [2021-11-13 02:30:59,384 INFO L130 BoogieDeclarations]: Found specification of procedure team_is_mode_set [2021-11-13 02:30:59,384 INFO L138 BoogieDeclarations]: Found implementation of procedure team_is_mode_set [2021-11-13 02:30:59,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-13 02:30:59,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-13 02:30:59,385 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_change_check [2021-11-13 02:30:59,385 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_change_check [2021-11-13 02:30:59,385 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-13 02:30:59,385 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-13 02:30:59,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_rx_handler_register_149 [2021-11-13 02:30:59,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_rx_handler_register_149 [2021-11-13 02:30:59,385 INFO L130 BoogieDeclarations]: Found specification of procedure __team_compute_features [2021-11-13 02:30:59,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_compute_features [2021-11-13 02:30:59,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-13 02:30:59,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-13 02:30:59,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-11-13 02:30:59,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-11-13 02:30:59,386 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_leave [2021-11-13 02:30:59,386 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_leave [2021-11-13 02:30:59,387 INFO L130 BoogieDeclarations]: Found specification of procedure __send_and_alloc_skb [2021-11-13 02:30:59,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __send_and_alloc_skb [2021-11-13 02:30:59,387 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-13 02:30:59,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-13 02:30:59,387 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-13 02:30:59,387 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-13 02:30:59,387 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2021-11-13 02:30:59,388 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2021-11-13 02:30:59,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-13 02:30:59,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-13 02:30:59,388 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_cancel [2021-11-13 02:30:59,388 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_cancel [2021-11-13 02:30:59,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-13 02:30:59,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-13 02:30:59,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-13 02:30:59,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-13 02:30:59,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-13 02:30:59,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-13 02:30:59,389 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_options_get [2021-11-13 02:30:59,389 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_options_get [2021-11-13 02:30:59,389 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_increment_features [2021-11-13 02:30:59,389 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_increment_features [2021-11-13 02:30:59,389 INFO L130 BoogieDeclarations]: Found specification of procedure team_open [2021-11-13 02:30:59,390 INFO L138 BoogieDeclarations]: Found implementation of procedure team_open [2021-11-13 02:30:59,390 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_port [2021-11-13 02:30:59,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_port [2021-11-13 02:30:59,390 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_add [2021-11-13 02:30:59,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_add [2021-11-13 02:30:59,390 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_change_check [2021-11-13 02:30:59,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_change_check [2021-11-13 02:30:59,391 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-11-13 02:30:59,391 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-11-13 02:30:59,391 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2021-11-13 02:30:59,391 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2021-11-13 02:30:59,391 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_count_get [2021-11-13 02:30:59,391 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_count_get [2021-11-13 02:30:59,391 INFO L130 BoogieDeclarations]: Found specification of procedure team_validate [2021-11-13 02:30:59,391 INFO L138 BoogieDeclarations]: Found implementation of procedure team_validate [2021-11-13 02:30:59,392 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_flag [2021-11-13 02:30:59,392 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_flag [2021-11-13 02:30:59,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2021-11-13 02:30:59,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2021-11-13 02:30:59,392 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable_netpoll [2021-11-13 02:30:59,392 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable_netpoll [2021-11-13 02:30:59,392 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enter [2021-11-13 02:30:59,393 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enter [2021-11-13 02:30:59,393 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-11-13 02:30:59,393 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_string [2021-11-13 02:30:59,393 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_string [2021-11-13 02:30:59,393 INFO L130 BoogieDeclarations]: Found specification of procedure team_close [2021-11-13 02:30:59,393 INFO L138 BoogieDeclarations]: Found implementation of procedure team_close [2021-11-13 02:30:59,393 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add [2021-11-13 02:30:59,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add [2021-11-13 02:30:59,394 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_count_get [2021-11-13 02:30:59,394 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_count_get [2021-11-13 02:30:59,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-11-13 02:30:59,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-11-13 02:30:59,394 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_port_list_get [2021-11-13 02:30:59,394 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_port_list_get [2021-11-13 02:30:59,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-13 02:30:59,394 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-13 02:30:59,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_130 [2021-11-13 02:30:59,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_130 [2021-11-13 02:30:59,395 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-13 02:30:59,395 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-13 02:30:59,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-13 02:30:59,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-13 02:30:59,395 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_port_list_get [2021-11-13 02:30:59,396 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_port_list_get [2021-11-13 02:30:59,396 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_set [2021-11-13 02:30:59,396 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_set [2021-11-13 02:30:59,396 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_setup [2021-11-13 02:30:59,396 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_setup [2021-11-13 02:30:59,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2021-11-13 02:30:59,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2021-11-13 02:30:59,396 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-13 02:30:59,397 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-13 02:30:59,397 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-13 02:30:59,397 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-13 02:30:59,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-11-13 02:30:59,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-11-13 02:30:59,397 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_enabled_check [2021-11-13 02:30:59,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_enabled_check [2021-11-13 02:30:59,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-11-13 02:30:59,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-11-13 02:30:59,398 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_cleanup [2021-11-13 02:30:59,398 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_cleanup [2021-11-13 02:30:59,398 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_mtu [2021-11-13 02:30:59,398 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_mtu [2021-11-13 02:30:59,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-13 02:30:59,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-13 02:30:59,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-13 02:30:59,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-13 02:30:59,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-11-13 02:30:59,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-11-13 02:30:59,399 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_add [2021-11-13 02:30:59,399 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_add [2021-11-13 02:30:59,399 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_unicast [2021-11-13 02:30:59,400 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_unicast [2021-11-13 02:30:59,400 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_end [2021-11-13 02:30:59,400 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_end [2021-11-13 02:30:59,400 INFO L130 BoogieDeclarations]: Found specification of procedure team_poll_controller [2021-11-13 02:30:59,400 INFO L138 BoogieDeclarations]: Found implementation of procedure team_poll_controller [2021-11-13 02:30:59,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 02:30:59,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-13 02:30:59,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 02:30:59,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-13 02:30:59,401 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_unregister [2021-11-13 02:30:59,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_unregister [2021-11-13 02:30:59,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-13 02:30:59,401 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-13 02:30:59,401 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-13 02:30:59,401 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_id_option_set [2021-11-13 02:30:59,401 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_id_option_set [2021-11-13 02:30:59,402 INFO L130 BoogieDeclarations]: Found specification of procedure team_refresh_port_linkup [2021-11-13 02:30:59,402 INFO L138 BoogieDeclarations]: Found implementation of procedure team_refresh_port_linkup [2021-11-13 02:30:59,402 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_option_set [2021-11-13 02:30:59,402 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_option_set [2021-11-13 02:30:59,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_20_2 [2021-11-13 02:30:59,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_20_2 [2021-11-13 02:30:59,402 INFO L130 BoogieDeclarations]: Found specification of procedure __team_port_change_send [2021-11-13 02:30:59,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_port_change_send [2021-11-13 02:30:59,403 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_end [2021-11-13 02:30:59,403 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_end [2021-11-13 02:30:59,403 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_interval_get [2021-11-13 02:30:59,403 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_interval_get [2021-11-13 02:30:59,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-11-13 02:30:59,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-11-13 02:30:59,403 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vid_del [2021-11-13 02:30:59,404 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vid_del [2021-11-13 02:30:59,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-13 02:30:59,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-13 02:30:59,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-13 02:30:59,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-13 02:30:59,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-11-13 02:30:59,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-11-13 02:30:59,405 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_option_set [2021-11-13 02:30:59,405 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_option_set [2021-11-13 02:30:59,405 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_mode [2021-11-13 02:30:59,405 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_mode [2021-11-13 02:30:59,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-13 02:30:59,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-13 02:30:59,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_0 [2021-11-13 02:30:59,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_0 [2021-11-13 02:30:59,406 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-13 02:30:59,406 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-13 02:30:59,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-11-13 02:30:59,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-11-13 02:30:59,406 INFO L130 BoogieDeclarations]: Found specification of procedure team_setup [2021-11-13 02:30:59,406 INFO L138 BoogieDeclarations]: Found implementation of procedure team_setup [2021-11-13 02:30:59,406 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_index_hash [2021-11-13 02:30:59,406 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_index_hash [2021-11-13 02:30:59,407 INFO L130 BoogieDeclarations]: Found specification of procedure genl_info_net [2021-11-13 02:30:59,407 INFO L138 BoogieDeclarations]: Found implementation of procedure genl_info_net [2021-11-13 02:30:59,407 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-13 02:30:59,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-13 02:30:59,407 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_fini [2021-11-13 02:30:59,407 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_fini [2021-11-13 02:30:59,407 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-13 02:30:59,408 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-13 02:30:59,408 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_port [2021-11-13 02:30:59,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_port [2021-11-13 02:30:59,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-13 02:30:59,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-13 02:30:59,408 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-13 02:30:59,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-13 02:30:59,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-13 02:30:59,409 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2021-11-13 02:30:59,409 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2021-11-13 02:30:59,409 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~C_INT [2021-11-13 02:30:59,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~C_INT [2021-11-13 02:30:59,409 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable [2021-11-13 02:30:59,409 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable [2021-11-13 02:30:59,409 INFO L130 BoogieDeclarations]: Found specification of procedure team_adjust_ops [2021-11-13 02:30:59,410 INFO L138 BoogieDeclarations]: Found implementation of procedure team_adjust_ops [2021-11-13 02:30:59,410 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_rx_handler_unregister [2021-11-13 02:30:59,410 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_rx_handler_unregister [2021-11-13 02:30:59,410 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-13 02:30:59,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-13 02:30:59,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-11-13 02:30:59,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-11-13 02:30:59,410 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-13 02:30:59,411 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-13 02:30:59,411 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vids_del_by_dev [2021-11-13 02:30:59,411 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vids_del_by_dev [2021-11-13 02:30:59,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-13 02:30:59,411 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_interval_get [2021-11-13 02:30:59,411 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_interval_get [2021-11-13 02:30:59,411 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2021-11-13 02:30:59,411 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2021-11-13 02:30:59,412 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_fini [2021-11-13 02:30:59,412 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_fini [2021-11-13 02:30:59,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdevice_notifier [2021-11-13 02:30:59,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdevice_notifier [2021-11-13 02:30:59,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-13 02:30:59,412 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_register [2021-11-13 02:30:59,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_register [2021-11-13 02:30:59,413 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-11-13 02:30:59,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-13 02:30:59,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-13 02:30:59,413 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_change_check [2021-11-13 02:30:59,413 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_change_check [2021-11-13 02:30:59,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-13 02:30:59,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-13 02:30:59,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-13 02:30:59,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-13 02:30:59,414 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-11-13 02:30:59,414 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-11-13 02:30:59,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-13 02:30:59,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-13 02:30:59,414 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_put [2021-11-13 02:30:59,414 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_put [2021-11-13 02:30:59,414 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-13 02:30:59,415 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-13 02:30:59,415 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2021-11-13 02:30:59,415 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2021-11-13 02:30:59,415 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_team_dev_addr [2021-11-13 02:30:59,415 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_team_dev_addr [2021-11-13 02:30:59,415 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-11-13 02:30:59,415 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-11-13 02:30:59,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_team [2021-11-13 02:30:59,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_team [2021-11-13 02:30:59,416 INFO L130 BoogieDeclarations]: Found specification of procedure __team_carrier_check [2021-11-13 02:30:59,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_carrier_check [2021-11-13 02:30:59,416 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_start [2021-11-13 02:30:59,416 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_start [2021-11-13 02:30:59,416 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net [2021-11-13 02:30:59,416 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net [2021-11-13 02:30:59,417 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-11-13 02:30:59,417 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-11-13 02:30:59,417 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_del [2021-11-13 02:30:59,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_del [2021-11-13 02:30:59,417 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-13 02:30:59,417 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-13 02:30:59,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-13 02:30:59,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-13 02:30:59,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-13 02:30:59,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 02:30:59,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 02:30:59,418 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enabled [2021-11-13 02:30:59,418 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enabled [2021-11-13 02:30:59,418 INFO L130 BoogieDeclarations]: Found specification of procedure team_upper_dev_unlink [2021-11-13 02:30:59,418 INFO L138 BoogieDeclarations]: Found implementation of procedure team_upper_dev_unlink [2021-11-13 02:30:59,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-13 02:30:59,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-13 02:30:59,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-13 02:30:59,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-13 02:30:59,419 INFO L130 BoogieDeclarations]: Found specification of procedure call_netdevice_notifiers [2021-11-13 02:30:59,419 INFO L138 BoogieDeclarations]: Found implementation of procedure call_netdevice_notifiers [2021-11-13 02:30:59,419 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2021-11-13 02:30:59,419 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2021-11-13 02:30:59,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-13 02:30:59,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-13 02:30:59,420 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_count_set [2021-11-13 02:30:59,420 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_count_set [2021-11-13 02:30:59,420 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_put [2021-11-13 02:30:59,420 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_put [2021-11-13 02:30:59,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-13 02:30:59,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-13 02:30:59,421 INFO L130 BoogieDeclarations]: Found specification of procedure __team_get_qom_list [2021-11-13 02:30:59,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_get_qom_list [2021-11-13 02:30:59,421 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-13 02:30:59,421 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-13 02:30:59,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-13 02:30:59,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-13 02:30:59,421 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_get [2021-11-13 02:30:59,422 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_get [2021-11-13 02:30:59,422 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del [2021-11-13 02:30:59,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del [2021-11-13 02:30:59,422 INFO L130 BoogieDeclarations]: Found specification of procedure team_priority_option_set [2021-11-13 02:30:59,422 INFO L138 BoogieDeclarations]: Found implementation of procedure team_priority_option_set [2021-11-13 02:30:59,422 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_unregister [2021-11-13 02:30:59,422 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_unregister [2021-11-13 02:30:59,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-13 02:30:59,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-13 02:30:59,423 INFO L130 BoogieDeclarations]: Found specification of procedure __set_port_dev_addr [2021-11-13 02:30:59,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_port_dev_addr [2021-11-13 02:30:59,423 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-13 02:30:59,423 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-13 02:30:59,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-13 02:30:59,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-13 02:30:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_free [2021-11-13 02:30:59,424 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_free [2021-11-13 02:30:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-13 02:30:59,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-13 02:30:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-13 02:30:59,424 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-13 02:30:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable [2021-11-13 02:30:59,424 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable [2021-11-13 02:30:59,425 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-13 02:30:59,425 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-13 02:30:59,425 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_no_mode [2021-11-13 02:30:59,425 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_no_mode [2021-11-13 02:30:59,425 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-11-13 02:30:59,425 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-11-13 02:30:59,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_rx_handler_unregister [2021-11-13 02:30:59,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_rx_handler_unregister [2021-11-13 02:30:59,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_rx_handler_register [2021-11-13 02:30:59,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_rx_handler_register [2021-11-13 02:30:59,426 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-13 02:30:59,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-13 02:30:59,426 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_event_options_get [2021-11-13 02:30:59,426 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_event_options_get [2021-11-13 02:30:59,426 INFO L130 BoogieDeclarations]: Found specification of procedure team_uninit [2021-11-13 02:30:59,427 INFO L138 BoogieDeclarations]: Found implementation of procedure team_uninit [2021-11-13 02:30:59,427 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_option_get [2021-11-13 02:30:59,427 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_option_get [2021-11-13 02:30:59,427 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_skb_cb [2021-11-13 02:30:59,427 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_skb_cb [2021-11-13 02:31:01,672 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-13 02:31:37,452 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 02:31:37,452 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2021-11-13 02:31:37,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:31:37 BoogieIcfgContainer [2021-11-13 02:31:37,460 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 02:31:37,538 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 02:31:37,538 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 02:31:37,549 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 02:31:37,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:30:47" (1/3) ... [2021-11-13 02:31:37,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21a9a992 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:31:37, skipping insertion in model container [2021-11-13 02:31:37,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:30:58" (2/3) ... [2021-11-13 02:31:37,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21a9a992 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:31:37, skipping insertion in model container [2021-11-13 02:31:37,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:31:37" (3/3) ... [2021-11-13 02:31:37,552 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--team--team.ko.cil.i [2021-11-13 02:31:37,559 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 02:31:37,560 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2021-11-13 02:31:37,629 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 02:31:37,635 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 02:31:37,636 INFO L340 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2021-11-13 02:31:37,723 INFO L276 IsEmpty]: Start isEmpty. Operand has 3251 states, 2231 states have (on average 1.2868668758404302) internal successors, (2871), 2330 states have internal predecessors, (2871), 743 states have call successors, (743), 241 states have call predecessors, (743), 240 states have return successors, (730), 711 states have call predecessors, (730), 730 states have call successors, (730) [2021-11-13 02:31:37,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 02:31:37,732 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:37,732 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:31:37,733 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:31:37,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:37,739 INFO L85 PathProgramCache]: Analyzing trace with hash 1728196160, now seen corresponding path program 1 times [2021-11-13 02:31:37,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:31:37,756 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1046174844] [2021-11-13 02:31:37,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:37,758 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:31:37,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:31:37,761 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:31:37,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-13 02:31:41,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:41,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 1670 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-13 02:31:41,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:31:42,314 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 02:31:42,314 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:31:43,433 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 02:31:43,434 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:31:43,434 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1046174844] [2021-11-13 02:31:43,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1046174844] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:43,435 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:43,435 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14, 14] imperfect sequences [] total 17 [2021-11-13 02:31:43,437 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119423213] [2021-11-13 02:31:43,438 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:43,443 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-13 02:31:43,443 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:31:43,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-13 02:31:43,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2021-11-13 02:31:43,481 INFO L87 Difference]: Start difference. First operand has 3251 states, 2231 states have (on average 1.2868668758404302) internal successors, (2871), 2330 states have internal predecessors, (2871), 743 states have call successors, (743), 241 states have call predecessors, (743), 240 states have return successors, (730), 711 states have call predecessors, (730), 730 states have call successors, (730) Second operand has 17 states, 16 states have (on average 3.0) internal successors, (48), 16 states have internal predecessors, (48), 7 states have call successors, (11), 2 states have call predecessors, (11), 4 states have return successors, (11), 7 states have call predecessors, (11), 6 states have call successors, (11) [2021-11-13 02:31:47,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:47,752 INFO L93 Difference]: Finished difference Result 6688 states and 9211 transitions. [2021-11-13 02:31:47,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-13 02:31:47,756 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 3.0) internal successors, (48), 16 states have internal predecessors, (48), 7 states have call successors, (11), 2 states have call predecessors, (11), 4 states have return successors, (11), 7 states have call predecessors, (11), 6 states have call successors, (11) Word has length 70 [2021-11-13 02:31:47,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:47,813 INFO L225 Difference]: With dead ends: 6688 [2021-11-13 02:31:47,813 INFO L226 Difference]: Without dead ends: 3423 [2021-11-13 02:31:47,845 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=101, Invalid=499, Unknown=0, NotChecked=0, Total=600 [2021-11-13 02:31:47,852 INFO L933 BasicCegarLoop]: 4217 mSDtfsCounter, 1743 mSDsluCounter, 58135 mSDsCounter, 0 mSdLazyCounter, 514 mSolverCounterSat, 595 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2630.15ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1822 SdHoareTripleChecker+Valid, 62352 SdHoareTripleChecker+Invalid, 1109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 140.64ms SdHoareTripleChecker+Time, 595 IncrementalHoareTripleChecker+Valid, 514 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2848.62ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:47,853 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1822 Valid, 62352 Invalid, 1109 Unknown, 0 Unchecked, 140.64ms Time], IncrementalHoareTripleChecker [595 Valid, 514 Invalid, 0 Unknown, 0 Unchecked, 2848.62ms Time] [2021-11-13 02:31:47,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3423 states. [2021-11-13 02:31:48,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3423 to 3166. [2021-11-13 02:31:48,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3166 states, 2157 states have (on average 1.2420027816411683) internal successors, (2679), 2244 states have internal predecessors, (2679), 734 states have call successors, (734), 240 states have call predecessors, (734), 239 states have return successors, (732), 713 states have call predecessors, (732), 732 states have call successors, (732) [2021-11-13 02:31:48,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3166 states to 3166 states and 4145 transitions. [2021-11-13 02:31:48,173 INFO L78 Accepts]: Start accepts. Automaton has 3166 states and 4145 transitions. Word has length 70 [2021-11-13 02:31:48,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:48,174 INFO L470 AbstractCegarLoop]: Abstraction has 3166 states and 4145 transitions. [2021-11-13 02:31:48,174 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 3.0) internal successors, (48), 16 states have internal predecessors, (48), 7 states have call successors, (11), 2 states have call predecessors, (11), 4 states have return successors, (11), 7 states have call predecessors, (11), 6 states have call successors, (11) [2021-11-13 02:31:48,174 INFO L276 IsEmpty]: Start isEmpty. Operand 3166 states and 4145 transitions. [2021-11-13 02:31:48,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 02:31:48,186 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:48,186 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:31:48,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-13 02:31:48,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:31:48,403 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:31:48,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:48,404 INFO L85 PathProgramCache]: Analyzing trace with hash 547396709, now seen corresponding path program 1 times [2021-11-13 02:31:48,408 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:31:48,408 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1641065115] [2021-11-13 02:31:48,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:48,411 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:31:48,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:31:48,413 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:31:48,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-13 02:31:51,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:51,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 1670 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:31:51,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:31:52,365 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:31:52,365 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:31:52,827 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:31:52,827 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:31:52,827 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1641065115] [2021-11-13 02:31:52,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1641065115] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:52,827 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:52,828 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:31:52,828 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129475414] [2021-11-13 02:31:52,828 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:52,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:31:52,830 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:31:52,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:31:52,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:31:52,831 INFO L87 Difference]: Start difference. First operand 3166 states and 4145 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-13 02:31:53,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:53,100 INFO L93 Difference]: Finished difference Result 3166 states and 4145 transitions. [2021-11-13 02:31:53,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:31:53,101 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 79 [2021-11-13 02:31:53,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:53,128 INFO L225 Difference]: With dead ends: 3166 [2021-11-13 02:31:53,129 INFO L226 Difference]: Without dead ends: 3164 [2021-11-13 02:31:53,131 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 153 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 02:31:53,133 INFO L933 BasicCegarLoop]: 4125 mSDtfsCounter, 4063 mSDsluCounter, 8246 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.94ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4065 SdHoareTripleChecker+Valid, 12371 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 53.62ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.02ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:53,133 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4065 Valid, 12371 Invalid, 2 Unknown, 0 Unchecked, 53.62ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 9.02ms Time] [2021-11-13 02:31:53,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3164 states. [2021-11-13 02:31:53,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3164 to 3164. [2021-11-13 02:31:53,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3164 states, 2156 states have (on average 1.2416512059369202) internal successors, (2677), 2242 states have internal predecessors, (2677), 734 states have call successors, (734), 240 states have call predecessors, (734), 239 states have return successors, (732), 713 states have call predecessors, (732), 732 states have call successors, (732) [2021-11-13 02:31:53,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 3164 states and 4143 transitions. [2021-11-13 02:31:53,410 INFO L78 Accepts]: Start accepts. Automaton has 3164 states and 4143 transitions. Word has length 79 [2021-11-13 02:31:53,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:53,414 INFO L470 AbstractCegarLoop]: Abstraction has 3164 states and 4143 transitions. [2021-11-13 02:31:53,414 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-13 02:31:53,414 INFO L276 IsEmpty]: Start isEmpty. Operand 3164 states and 4143 transitions. [2021-11-13 02:31:53,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 02:31:53,419 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:53,419 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:31:53,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-13 02:31:53,642 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:31:53,643 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:31:53,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:53,644 INFO L85 PathProgramCache]: Analyzing trace with hash -1742643358, now seen corresponding path program 1 times [2021-11-13 02:31:53,649 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:31:53,649 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [722688786] [2021-11-13 02:31:53,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:53,649 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:31:53,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:31:53,651 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:31:53,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-13 02:31:56,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:31:56,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 1679 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:31:56,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:31:57,609 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:31:57,610 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:31:58,091 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:31:58,091 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:31:58,091 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [722688786] [2021-11-13 02:31:58,091 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [722688786] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:31:58,091 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:31:58,092 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:31:58,092 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940881443] [2021-11-13 02:31:58,092 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:31:58,093 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:31:58,093 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:31:58,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:31:58,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:31:58,094 INFO L87 Difference]: Start difference. First operand 3164 states and 4143 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 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 02:31:58,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:31:58,334 INFO L93 Difference]: Finished difference Result 3164 states and 4143 transitions. [2021-11-13 02:31:58,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:31:58,334 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 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 85 [2021-11-13 02:31:58,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:31:58,361 INFO L225 Difference]: With dead ends: 3164 [2021-11-13 02:31:58,361 INFO L226 Difference]: Without dead ends: 3162 [2021-11-13 02:31:58,364 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 165 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 02:31:58,365 INFO L933 BasicCegarLoop]: 4123 mSDtfsCounter, 4055 mSDsluCounter, 8242 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.42ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4057 SdHoareTripleChecker+Valid, 12365 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 28.46ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.46ms IncrementalHoareTripleChecker+Time [2021-11-13 02:31:58,365 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4057 Valid, 12365 Invalid, 2 Unknown, 0 Unchecked, 28.46ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 9.46ms Time] [2021-11-13 02:31:58,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3162 states. [2021-11-13 02:31:58,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3162 to 3162. [2021-11-13 02:31:58,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3162 states, 2155 states have (on average 1.2412993039443156) internal successors, (2675), 2240 states have internal predecessors, (2675), 734 states have call successors, (734), 240 states have call predecessors, (734), 239 states have return successors, (732), 713 states have call predecessors, (732), 732 states have call successors, (732) [2021-11-13 02:31:58,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 3162 states and 4141 transitions. [2021-11-13 02:31:58,548 INFO L78 Accepts]: Start accepts. Automaton has 3162 states and 4141 transitions. Word has length 85 [2021-11-13 02:31:58,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:31:58,549 INFO L470 AbstractCegarLoop]: Abstraction has 3162 states and 4141 transitions. [2021-11-13 02:31:58,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 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 02:31:58,550 INFO L276 IsEmpty]: Start isEmpty. Operand 3162 states and 4141 transitions. [2021-11-13 02:31:58,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-13 02:31:58,551 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:31:58,552 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:31:58,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-13 02:31:58,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:31:58,767 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:31:58,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:31:58,767 INFO L85 PathProgramCache]: Analyzing trace with hash 2046602043, now seen corresponding path program 1 times [2021-11-13 02:31:58,774 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:31:58,775 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [951052670] [2021-11-13 02:31:58,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:31:58,775 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:31:58,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:31:58,776 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:31:58,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-13 02:32:01,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:01,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 1781 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-13 02:32:01,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:32:02,682 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 52 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-13 02:32:02,683 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:32:03,701 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-13 02:32:03,702 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:32:03,702 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [951052670] [2021-11-13 02:32:03,702 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [951052670] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 02:32:03,702 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [408851035] [2021-11-13 02:32:03,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:03,702 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-13 02:32:03,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-13 02:32:03,706 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-13 02:32:03,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2021-11-13 02:32:09,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:09,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 1781 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-13 02:32:09,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:32:10,762 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-13 02:32:10,762 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:32:11,447 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-13 02:32:11,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [408851035] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-13 02:32:11,447 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-13 02:32:11,448 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8, 8, 6] total 13 [2021-11-13 02:32:11,448 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687175959] [2021-11-13 02:32:11,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:11,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 02:32:11,449 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:32:11,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 02:32:11,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-11-13 02:32:11,450 INFO L87 Difference]: Start difference. First operand 3162 states and 4141 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) [2021-11-13 02:32:12,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:12,037 INFO L93 Difference]: Finished difference Result 6623 states and 8713 transitions. [2021-11-13 02:32:12,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 02:32:12,039 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) Word has length 97 [2021-11-13 02:32:12,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:12,079 INFO L225 Difference]: With dead ends: 6623 [2021-11-13 02:32:12,079 INFO L226 Difference]: Without dead ends: 3478 [2021-11-13 02:32:12,094 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 385 GetRequests, 373 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-11-13 02:32:12,097 INFO L933 BasicCegarLoop]: 4561 mSDtfsCounter, 279 mSDsluCounter, 17837 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 83.38ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 401 SdHoareTripleChecker+Valid, 22398 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 49.98ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 89.83ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:12,098 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [401 Valid, 22398 Invalid, 12 Unknown, 0 Unchecked, 49.98ms Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 89.83ms Time] [2021-11-13 02:32:12,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3478 states. [2021-11-13 02:32:12,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3478 to 3162. [2021-11-13 02:32:12,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3162 states, 2155 states have (on average 1.2408352668213458) internal successors, (2674), 2239 states have internal predecessors, (2674), 734 states have call successors, (734), 240 states have call predecessors, (734), 239 states have return successors, (732), 713 states have call predecessors, (732), 732 states have call successors, (732) [2021-11-13 02:32:12,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 3162 states and 4140 transitions. [2021-11-13 02:32:12,335 INFO L78 Accepts]: Start accepts. Automaton has 3162 states and 4140 transitions. Word has length 97 [2021-11-13 02:32:12,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:12,335 INFO L470 AbstractCegarLoop]: Abstraction has 3162 states and 4140 transitions. [2021-11-13 02:32:12,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) [2021-11-13 02:32:12,337 INFO L276 IsEmpty]: Start isEmpty. Operand 3162 states and 4140 transitions. [2021-11-13 02:32:12,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-13 02:32:12,346 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:12,346 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:12,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-13 02:32:12,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2021-11-13 02:32:12,762 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt [2021-11-13 02:32:12,763 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:32:12,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:12,763 INFO L85 PathProgramCache]: Analyzing trace with hash 1718051108, now seen corresponding path program 1 times [2021-11-13 02:32:12,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:32:12,765 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1334997756] [2021-11-13 02:32:12,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:12,765 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:32:12,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:32:12,766 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:32:12,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-13 02:32:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:15,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 1688 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:32:15,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:32:16,551 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:32:16,551 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:32:17,096 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:32:17,096 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:32:17,096 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1334997756] [2021-11-13 02:32:17,096 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1334997756] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:17,096 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:17,097 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:32:17,097 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030129370] [2021-11-13 02:32:17,097 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:17,097 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:32:17,097 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:32:17,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:32:17,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:32:17,098 INFO L87 Difference]: Start difference. First operand 3162 states and 4140 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 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 02:32:17,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:17,370 INFO L93 Difference]: Finished difference Result 3162 states and 4140 transitions. [2021-11-13 02:32:17,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:32:17,370 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 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 91 [2021-11-13 02:32:17,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:17,399 INFO L225 Difference]: With dead ends: 3162 [2021-11-13 02:32:17,399 INFO L226 Difference]: Without dead ends: 3160 [2021-11-13 02:32:17,402 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 177 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 02:32:17,403 INFO L933 BasicCegarLoop]: 4120 mSDtfsCounter, 4046 mSDsluCounter, 8236 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.35ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4048 SdHoareTripleChecker+Valid, 12356 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 33.89ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.40ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:17,404 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4048 Valid, 12356 Invalid, 2 Unknown, 0 Unchecked, 33.89ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 10.40ms Time] [2021-11-13 02:32:17,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3160 states. [2021-11-13 02:32:17,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3160 to 3160. [2021-11-13 02:32:17,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3160 states, 2154 states have (on average 1.2404828226555247) internal successors, (2672), 2237 states have internal predecessors, (2672), 734 states have call successors, (734), 240 states have call predecessors, (734), 239 states have return successors, (732), 713 states have call predecessors, (732), 732 states have call successors, (732) [2021-11-13 02:32:17,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 3160 states and 4138 transitions. [2021-11-13 02:32:17,646 INFO L78 Accepts]: Start accepts. Automaton has 3160 states and 4138 transitions. Word has length 91 [2021-11-13 02:32:17,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:17,647 INFO L470 AbstractCegarLoop]: Abstraction has 3160 states and 4138 transitions. [2021-11-13 02:32:17,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 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 02:32:17,648 INFO L276 IsEmpty]: Start isEmpty. Operand 3160 states and 4138 transitions. [2021-11-13 02:32:17,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-13 02:32:17,650 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:17,650 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:17,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-13 02:32:17,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:32:17,863 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:32:17,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:17,863 INFO L85 PathProgramCache]: Analyzing trace with hash -241639650, now seen corresponding path program 1 times [2021-11-13 02:32:17,865 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:32:17,865 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [630587186] [2021-11-13 02:32:17,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:17,865 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:32:17,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:32:17,866 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:32:17,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-13 02:32:20,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:21,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 1792 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 02:32:21,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:32:22,125 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-13 02:32:22,125 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:32:22,693 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-13 02:32:22,694 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:32:22,694 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [630587186] [2021-11-13 02:32:22,694 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [630587186] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:22,694 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:22,695 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [] total 7 [2021-11-13 02:32:22,695 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380429140] [2021-11-13 02:32:22,695 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:22,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 02:32:22,696 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:32:22,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 02:32:22,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-13 02:32:22,697 INFO L87 Difference]: Start difference. First operand 3160 states and 4138 transitions. Second operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (28), 4 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-13 02:32:23,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:23,343 INFO L93 Difference]: Finished difference Result 5996 states and 7923 transitions. [2021-11-13 02:32:23,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 02:32:23,343 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (28), 4 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 101 [2021-11-13 02:32:23,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:23,404 INFO L225 Difference]: With dead ends: 5996 [2021-11-13 02:32:23,404 INFO L226 Difference]: Without dead ends: 5994 [2021-11-13 02:32:23,409 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 195 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 02:32:23,411 INFO L933 BasicCegarLoop]: 6865 mSDtfsCounter, 3952 mSDsluCounter, 17620 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51.40ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3953 SdHoareTripleChecker+Valid, 24485 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 56.66ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 54.72ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:23,412 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3953 Valid, 24485 Invalid, 13 Unknown, 0 Unchecked, 56.66ms Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 54.72ms Time] [2021-11-13 02:32:23,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5994 states. [2021-11-13 02:32:23,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5994 to 5901. [2021-11-13 02:32:23,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5901 states, 4043 states have (on average 1.2451150136037596) internal successors, (5034), 4183 states have internal predecessors, (5034), 1365 states have call successors, (1365), 469 states have call predecessors, (1365), 460 states have return successors, (1453), 1306 states have call predecessors, (1453), 1363 states have call successors, (1453) [2021-11-13 02:32:23,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5901 states to 5901 states and 7852 transitions. [2021-11-13 02:32:23,853 INFO L78 Accepts]: Start accepts. Automaton has 5901 states and 7852 transitions. Word has length 101 [2021-11-13 02:32:23,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:23,854 INFO L470 AbstractCegarLoop]: Abstraction has 5901 states and 7852 transitions. [2021-11-13 02:32:23,854 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (28), 4 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-13 02:32:23,855 INFO L276 IsEmpty]: Start isEmpty. Operand 5901 states and 7852 transitions. [2021-11-13 02:32:23,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-13 02:32:23,857 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:23,858 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:23,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-13 02:32:24,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:32:24,075 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:32:24,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:24,075 INFO L85 PathProgramCache]: Analyzing trace with hash -1221407670, now seen corresponding path program 1 times [2021-11-13 02:32:24,078 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:32:24,078 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1474461277] [2021-11-13 02:32:24,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:24,079 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:32:24,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:32:24,080 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:32:24,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-13 02:32:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:27,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 1697 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:32:27,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:32:27,929 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:32:27,929 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:32:28,402 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:32:28,402 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:32:28,403 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1474461277] [2021-11-13 02:32:28,403 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1474461277] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:28,403 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:28,403 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:32:28,403 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261282496] [2021-11-13 02:32:28,403 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:28,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:32:28,404 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:32:28,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:32:28,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:32:28,405 INFO L87 Difference]: Start difference. First operand 5901 states and 7852 transitions. Second operand has 5 states, 5 states have (on average 17.6) internal successors, (88), 5 states have internal predecessors, (88), 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 02:32:28,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:28,804 INFO L93 Difference]: Finished difference Result 5901 states and 7852 transitions. [2021-11-13 02:32:28,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:32:28,805 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.6) internal successors, (88), 5 states have internal predecessors, (88), 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 97 [2021-11-13 02:32:28,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:28,962 INFO L225 Difference]: With dead ends: 5901 [2021-11-13 02:32:28,963 INFO L226 Difference]: Without dead ends: 5899 [2021-11-13 02:32:28,966 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 189 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 02:32:28,967 INFO L933 BasicCegarLoop]: 4118 mSDtfsCounter, 4038 mSDsluCounter, 8232 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.73ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4040 SdHoareTripleChecker+Valid, 12350 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 28.29ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.78ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:28,968 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4040 Valid, 12350 Invalid, 2 Unknown, 0 Unchecked, 28.29ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 8.78ms Time] [2021-11-13 02:32:28,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5899 states. [2021-11-13 02:32:29,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5899 to 5899. [2021-11-13 02:32:29,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5899 states, 4042 states have (on average 1.2446808510638299) internal successors, (5031), 4181 states have internal predecessors, (5031), 1365 states have call successors, (1365), 469 states have call predecessors, (1365), 460 states have return successors, (1453), 1306 states have call predecessors, (1453), 1363 states have call successors, (1453) [2021-11-13 02:32:29,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5899 states to 5899 states and 7849 transitions. [2021-11-13 02:32:29,383 INFO L78 Accepts]: Start accepts. Automaton has 5899 states and 7849 transitions. Word has length 97 [2021-11-13 02:32:29,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:29,384 INFO L470 AbstractCegarLoop]: Abstraction has 5899 states and 7849 transitions. [2021-11-13 02:32:29,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.6) internal successors, (88), 5 states have internal predecessors, (88), 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 02:32:29,384 INFO L276 IsEmpty]: Start isEmpty. Operand 5899 states and 7849 transitions. [2021-11-13 02:32:29,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-13 02:32:29,387 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:29,387 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:29,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-13 02:32:29,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:32:29,611 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:32:29,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:29,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1704937935, now seen corresponding path program 1 times [2021-11-13 02:32:29,613 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:32:29,613 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1311460630] [2021-11-13 02:32:29,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:29,613 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:32:29,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:32:29,614 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:32:29,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-13 02:32:32,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:32,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 1706 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:32:32,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:32:33,401 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:32:33,401 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:32:33,929 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:32:33,929 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:32:33,929 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1311460630] [2021-11-13 02:32:33,929 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1311460630] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:33,930 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:33,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:32:33,930 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923550900] [2021-11-13 02:32:33,930 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:33,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:32:33,931 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:32:33,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:32:33,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:32:33,932 INFO L87 Difference]: Start difference. First operand 5899 states and 7849 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 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 02:32:34,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:34,370 INFO L93 Difference]: Finished difference Result 5899 states and 7849 transitions. [2021-11-13 02:32:34,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:32:34,371 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 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 103 [2021-11-13 02:32:34,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:34,407 INFO L225 Difference]: With dead ends: 5899 [2021-11-13 02:32:34,408 INFO L226 Difference]: Without dead ends: 5897 [2021-11-13 02:32:34,413 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 201 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 02:32:34,414 INFO L933 BasicCegarLoop]: 4116 mSDtfsCounter, 4033 mSDsluCounter, 4114 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.81ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4035 SdHoareTripleChecker+Valid, 8230 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 23.10ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.85ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:34,414 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4035 Valid, 8230 Invalid, 2 Unknown, 0 Unchecked, 23.10ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 7.85ms Time] [2021-11-13 02:32:34,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5897 states. [2021-11-13 02:32:35,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5897 to 5897. [2021-11-13 02:32:35,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5897 states, 4041 states have (on average 1.2442464736451373) internal successors, (5028), 4179 states have internal predecessors, (5028), 1365 states have call successors, (1365), 469 states have call predecessors, (1365), 460 states have return successors, (1453), 1306 states have call predecessors, (1453), 1363 states have call successors, (1453) [2021-11-13 02:32:35,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5897 states to 5897 states and 7846 transitions. [2021-11-13 02:32:35,106 INFO L78 Accepts]: Start accepts. Automaton has 5897 states and 7846 transitions. Word has length 103 [2021-11-13 02:32:35,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:35,107 INFO L470 AbstractCegarLoop]: Abstraction has 5897 states and 7846 transitions. [2021-11-13 02:32:35,107 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 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 02:32:35,107 INFO L276 IsEmpty]: Start isEmpty. Operand 5897 states and 7846 transitions. [2021-11-13 02:32:35,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-13 02:32:35,111 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:35,111 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:32:35,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-13 02:32:35,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:32:35,335 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:32:35,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:35,335 INFO L85 PathProgramCache]: Analyzing trace with hash -1862326788, now seen corresponding path program 1 times [2021-11-13 02:32:35,337 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:32:35,337 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1391581603] [2021-11-13 02:32:35,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:35,337 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:32:35,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:32:35,338 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:32:35,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-13 02:32:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:38,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 1715 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:32:38,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:32:39,001 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:32:39,002 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:32:39,506 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:32:39,506 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:32:39,506 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1391581603] [2021-11-13 02:32:39,506 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1391581603] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:39,507 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:39,507 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:32:39,507 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760324128] [2021-11-13 02:32:39,507 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:39,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:32:39,508 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:32:39,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:32:39,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:32:39,509 INFO L87 Difference]: Start difference. First operand 5897 states and 7846 transitions. Second operand has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 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 02:32:39,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:39,867 INFO L93 Difference]: Finished difference Result 5897 states and 7846 transitions. [2021-11-13 02:32:39,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:32:39,868 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 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 109 [2021-11-13 02:32:39,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:39,896 INFO L225 Difference]: With dead ends: 5897 [2021-11-13 02:32:39,897 INFO L226 Difference]: Without dead ends: 5895 [2021-11-13 02:32:39,902 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 213 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 02:32:39,904 INFO L933 BasicCegarLoop]: 4114 mSDtfsCounter, 4025 mSDsluCounter, 4112 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.44ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4027 SdHoareTripleChecker+Valid, 8226 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 17.81ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.47ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:39,905 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4027 Valid, 8226 Invalid, 2 Unknown, 0 Unchecked, 17.81ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 6.47ms Time] [2021-11-13 02:32:39,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5895 states. [2021-11-13 02:32:40,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5895 to 5895. [2021-11-13 02:32:40,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5895 states, 4040 states have (on average 1.243811881188119) internal successors, (5025), 4177 states have internal predecessors, (5025), 1365 states have call successors, (1365), 469 states have call predecessors, (1365), 460 states have return successors, (1453), 1306 states have call predecessors, (1453), 1363 states have call successors, (1453) [2021-11-13 02:32:40,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5895 states to 5895 states and 7843 transitions. [2021-11-13 02:32:40,356 INFO L78 Accepts]: Start accepts. Automaton has 5895 states and 7843 transitions. Word has length 109 [2021-11-13 02:32:40,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:40,356 INFO L470 AbstractCegarLoop]: Abstraction has 5895 states and 7843 transitions. [2021-11-13 02:32:40,357 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 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 02:32:40,357 INFO L276 IsEmpty]: Start isEmpty. Operand 5895 states and 7843 transitions. [2021-11-13 02:32:40,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-13 02:32:40,360 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:40,360 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:32:40,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-13 02:32:40,574 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:32:40,575 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:32:40,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:40,575 INFO L85 PathProgramCache]: Analyzing trace with hash 298539241, now seen corresponding path program 1 times [2021-11-13 02:32:40,577 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:32:40,577 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [989944450] [2021-11-13 02:32:40,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:40,577 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:32:40,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:32:40,578 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:32:40,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-13 02:32:43,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:43,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 1804 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:32:43,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:32:43,739 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-13 02:32:43,739 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:32:43,978 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-13 02:32:43,978 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:32:43,978 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [989944450] [2021-11-13 02:32:43,979 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [989944450] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:43,979 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:43,979 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-13 02:32:43,979 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033466487] [2021-11-13 02:32:43,979 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:43,980 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 02:32:43,980 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:32:43,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 02:32:43,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:32:43,981 INFO L87 Difference]: Start difference. First operand 5895 states and 7843 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2021-11-13 02:32:44,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:32:44,328 INFO L93 Difference]: Finished difference Result 5919 states and 7875 transitions. [2021-11-13 02:32:44,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:32:44,329 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 119 [2021-11-13 02:32:44,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:32:44,358 INFO L225 Difference]: With dead ends: 5919 [2021-11-13 02:32:44,358 INFO L226 Difference]: Without dead ends: 5917 [2021-11-13 02:32:44,362 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-13 02:32:44,363 INFO L933 BasicCegarLoop]: 4114 mSDtfsCounter, 33 mSDsluCounter, 16440 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.71ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 20554 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 18.09ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.96ms IncrementalHoareTripleChecker+Time [2021-11-13 02:32:44,363 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 20554 Invalid, 14 Unknown, 0 Unchecked, 18.09ms Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 44.96ms Time] [2021-11-13 02:32:44,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5917 states. [2021-11-13 02:32:44,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5917 to 5899. [2021-11-13 02:32:44,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5899 states, 4044 states have (on average 1.2435707220573688) internal successors, (5029), 4181 states have internal predecessors, (5029), 1365 states have call successors, (1365), 469 states have call predecessors, (1365), 460 states have return successors, (1453), 1306 states have call predecessors, (1453), 1363 states have call successors, (1453) [2021-11-13 02:32:44,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5899 states to 5899 states and 7847 transitions. [2021-11-13 02:32:44,844 INFO L78 Accepts]: Start accepts. Automaton has 5899 states and 7847 transitions. Word has length 119 [2021-11-13 02:32:44,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:32:44,844 INFO L470 AbstractCegarLoop]: Abstraction has 5899 states and 7847 transitions. [2021-11-13 02:32:44,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2021-11-13 02:32:44,845 INFO L276 IsEmpty]: Start isEmpty. Operand 5899 states and 7847 transitions. [2021-11-13 02:32:44,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-13 02:32:44,847 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:32:44,848 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:32:44,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-13 02:32:45,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:32:45,071 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:32:45,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:32:45,071 INFO L85 PathProgramCache]: Analyzing trace with hash 298479659, now seen corresponding path program 1 times [2021-11-13 02:32:45,074 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:32:45,074 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1807609363] [2021-11-13 02:32:45,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:32:45,075 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:32:45,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:32:45,081 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:32:45,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-13 02:32:47,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:32:48,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 1804 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 02:32:48,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:32:49,094 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-13 02:32:49,095 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:32:49,745 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-13 02:32:49,745 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:32:49,746 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1807609363] [2021-11-13 02:32:49,746 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1807609363] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:32:49,746 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:32:49,746 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 6] imperfect sequences [] total 7 [2021-11-13 02:32:49,747 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605025349] [2021-11-13 02:32:49,747 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:32:49,747 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 02:32:49,748 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:32:49,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 02:32:49,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-13 02:32:49,749 INFO L87 Difference]: Start difference. First operand 5899 states and 7847 transitions. Second operand has 7 states, 7 states have (on average 12.0) internal successors, (84), 6 states have internal predecessors, (84), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (34), 3 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-13 02:32:51,960 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 02:33:00,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:33:00,152 INFO L93 Difference]: Finished difference Result 11775 states and 15896 transitions. [2021-11-13 02:33:00,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 02:33:00,153 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 6 states have internal predecessors, (84), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (34), 3 states have call predecessors, (34), 2 states have call successors, (34) Word has length 119 [2021-11-13 02:33:00,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:33:00,184 INFO L225 Difference]: With dead ends: 11775 [2021-11-13 02:33:00,184 INFO L226 Difference]: Without dead ends: 5893 [2021-11-13 02:33:00,221 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-13 02:33:00,222 INFO L933 BasicCegarLoop]: 4110 mSDtfsCounter, 4029 mSDsluCounter, 10853 mSDsCounter, 0 mSdLazyCounter, 1471 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9031.62ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4033 SdHoareTripleChecker+Valid, 14963 SdHoareTripleChecker+Invalid, 1475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 38.13ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1471 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9831.09ms IncrementalHoareTripleChecker+Time [2021-11-13 02:33:00,222 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4033 Valid, 14963 Invalid, 1475 Unknown, 0 Unchecked, 38.13ms Time], IncrementalHoareTripleChecker [3 Valid, 1471 Invalid, 1 Unknown, 0 Unchecked, 9831.09ms Time] [2021-11-13 02:33:00,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5893 states. [2021-11-13 02:33:00,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5893 to 5893. [2021-11-13 02:33:00,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5893 states, 4039 states have (on average 1.2428819014607577) internal successors, (5020), 4175 states have internal predecessors, (5020), 1365 states have call successors, (1365), 469 states have call predecessors, (1365), 460 states have return successors, (1453), 1306 states have call predecessors, (1453), 1363 states have call successors, (1453) [2021-11-13 02:33:00,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5893 states to 5893 states and 7838 transitions. [2021-11-13 02:33:00,732 INFO L78 Accepts]: Start accepts. Automaton has 5893 states and 7838 transitions. Word has length 119 [2021-11-13 02:33:00,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:33:00,733 INFO L470 AbstractCegarLoop]: Abstraction has 5893 states and 7838 transitions. [2021-11-13 02:33:00,733 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 6 states have internal predecessors, (84), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (34), 3 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-13 02:33:00,734 INFO L276 IsEmpty]: Start isEmpty. Operand 5893 states and 7838 transitions. [2021-11-13 02:33:00,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-13 02:33:00,736 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:33:00,736 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:33:00,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-13 02:33:00,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:33:00,959 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:33:00,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:33:00,959 INFO L85 PathProgramCache]: Analyzing trace with hash -1587784417, now seen corresponding path program 1 times [2021-11-13 02:33:00,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:33:00,962 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [934439004] [2021-11-13 02:33:00,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:33:00,962 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:33:00,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:33:00,964 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:33:01,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-13 02:33:04,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:33:04,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 1833 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 02:33:04,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:33:04,573 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-13 02:33:04,573 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:33:04,997 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-13 02:33:04,998 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:33:04,998 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [934439004] [2021-11-13 02:33:04,998 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [934439004] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:33:04,998 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:33:04,999 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-13 02:33:04,999 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372675410] [2021-11-13 02:33:04,999 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:33:05,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 02:33:05,000 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:33:05,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 02:33:05,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 02:33:05,001 INFO L87 Difference]: Start difference. First operand 5893 states and 7838 transitions. Second operand has 8 states, 8 states have (on average 9.0) internal successors, (72), 6 states have internal predecessors, (72), 3 states have call successors, (21), 5 states have call predecessors, (21), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2021-11-13 02:33:07,233 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 02:33:10,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:33:10,259 INFO L93 Difference]: Finished difference Result 5978 states and 7903 transitions. [2021-11-13 02:33:10,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 02:33:10,260 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 6 states have internal predecessors, (72), 3 states have call successors, (21), 5 states have call predecessors, (21), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 121 [2021-11-13 02:33:10,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:33:10,289 INFO L225 Difference]: With dead ends: 5978 [2021-11-13 02:33:10,289 INFO L226 Difference]: Without dead ends: 5976 [2021-11-13 02:33:10,294 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 234 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-13 02:33:10,295 INFO L933 BasicCegarLoop]: 5771 mSDtfsCounter, 6374 mSDsluCounter, 27081 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1368 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4119.79ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6375 SdHoareTripleChecker+Valid, 32852 SdHoareTripleChecker+Invalid, 1386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 78.97ms SdHoareTripleChecker+Time, 1368 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4654.51ms IncrementalHoareTripleChecker+Time [2021-11-13 02:33:10,295 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6375 Valid, 32852 Invalid, 1386 Unknown, 0 Unchecked, 78.97ms Time], IncrementalHoareTripleChecker [1368 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 4654.51ms Time] [2021-11-13 02:33:10,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5976 states. [2021-11-13 02:33:10,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5976 to 5917. [2021-11-13 02:33:10,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5917 states, 4053 states have (on average 1.2420429311621022) internal successors, (5034), 4188 states have internal predecessors, (5034), 1373 states have call successors, (1373), 472 states have call predecessors, (1373), 462 states have return successors, (1462), 1314 states have call predecessors, (1462), 1371 states have call successors, (1462) [2021-11-13 02:33:10,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5917 states to 5917 states and 7869 transitions. [2021-11-13 02:33:10,792 INFO L78 Accepts]: Start accepts. Automaton has 5917 states and 7869 transitions. Word has length 121 [2021-11-13 02:33:10,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:33:10,793 INFO L470 AbstractCegarLoop]: Abstraction has 5917 states and 7869 transitions. [2021-11-13 02:33:10,793 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 6 states have internal predecessors, (72), 3 states have call successors, (21), 5 states have call predecessors, (21), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2021-11-13 02:33:10,793 INFO L276 IsEmpty]: Start isEmpty. Operand 5917 states and 7869 transitions. [2021-11-13 02:33:10,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-13 02:33:10,795 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:33:10,796 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:33:10,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-13 02:33:11,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:33:11,008 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:33:11,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:33:11,009 INFO L85 PathProgramCache]: Analyzing trace with hash 1548924155, now seen corresponding path program 1 times [2021-11-13 02:33:11,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:33:11,011 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1263560133] [2021-11-13 02:33:11,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:33:11,012 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:33:11,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:33:11,013 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:33:11,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-13 02:33:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:33:13,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 1724 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:33:13,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:33:14,798 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:33:14,798 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:33:15,276 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:33:15,276 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:33:15,276 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1263560133] [2021-11-13 02:33:15,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1263560133] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:33:15,277 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:33:15,277 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:33:15,277 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867544370] [2021-11-13 02:33:15,277 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:33:15,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:33:15,278 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:33:15,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:33:15,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:33:15,278 INFO L87 Difference]: Start difference. First operand 5917 states and 7869 transitions. Second operand has 5 states, 5 states have (on average 22.4) internal successors, (112), 5 states have internal predecessors, (112), 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 02:33:15,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:33:15,636 INFO L93 Difference]: Finished difference Result 5917 states and 7869 transitions. [2021-11-13 02:33:15,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:33:15,637 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.4) internal successors, (112), 5 states have internal predecessors, (112), 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 115 [2021-11-13 02:33:15,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:33:15,663 INFO L225 Difference]: With dead ends: 5917 [2021-11-13 02:33:15,664 INFO L226 Difference]: Without dead ends: 5915 [2021-11-13 02:33:15,668 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 225 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 02:33:15,669 INFO L933 BasicCegarLoop]: 4109 mSDtfsCounter, 4011 mSDsluCounter, 8214 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.65ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4013 SdHoareTripleChecker+Valid, 12323 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 17.77ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.68ms IncrementalHoareTripleChecker+Time [2021-11-13 02:33:15,669 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4013 Valid, 12323 Invalid, 2 Unknown, 0 Unchecked, 17.77ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 6.68ms Time] [2021-11-13 02:33:15,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5915 states. [2021-11-13 02:33:16,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5915 to 5915. [2021-11-13 02:33:16,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5915 states, 4052 states have (on average 1.241609081934847) internal successors, (5031), 4186 states have internal predecessors, (5031), 1373 states have call successors, (1373), 472 states have call predecessors, (1373), 462 states have return successors, (1462), 1314 states have call predecessors, (1462), 1371 states have call successors, (1462) [2021-11-13 02:33:16,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5915 states to 5915 states and 7866 transitions. [2021-11-13 02:33:16,180 INFO L78 Accepts]: Start accepts. Automaton has 5915 states and 7866 transitions. Word has length 115 [2021-11-13 02:33:16,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:33:16,180 INFO L470 AbstractCegarLoop]: Abstraction has 5915 states and 7866 transitions. [2021-11-13 02:33:16,180 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.4) internal successors, (112), 5 states have internal predecessors, (112), 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 02:33:16,181 INFO L276 IsEmpty]: Start isEmpty. Operand 5915 states and 7866 transitions. [2021-11-13 02:33:16,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-13 02:33:16,183 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:33:16,183 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:33:16,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-13 02:33:16,396 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:33:16,396 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:33:16,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:33:16,397 INFO L85 PathProgramCache]: Analyzing trace with hash 621099951, now seen corresponding path program 1 times [2021-11-13 02:33:16,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:33:16,399 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [162270295] [2021-11-13 02:33:16,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:33:16,399 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:33:16,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:33:16,400 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:33:16,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-13 02:33:19,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:33:19,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 02:33:19,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:33:20,236 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-13 02:33:20,237 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:33:20,796 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-13 02:33:20,796 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:33:20,796 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [162270295] [2021-11-13 02:33:20,796 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [162270295] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:33:20,797 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:33:20,797 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 4 [2021-11-13 02:33:20,797 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396264112] [2021-11-13 02:33:20,797 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:33:20,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 02:33:20,797 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:33:20,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 02:33:20,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:33:20,798 INFO L87 Difference]: Start difference. First operand 5915 states and 7866 transitions. Second operand has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 3 states have call successors, (40), 3 states have call predecessors, (40), 2 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-11-13 02:33:21,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:33:21,142 INFO L93 Difference]: Finished difference Result 11807 states and 15935 transitions. [2021-11-13 02:33:21,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 02:33:21,142 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 3 states have call successors, (40), 3 states have call predecessors, (40), 2 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 123 [2021-11-13 02:33:21,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:33:21,171 INFO L225 Difference]: With dead ends: 11807 [2021-11-13 02:33:21,171 INFO L226 Difference]: Without dead ends: 5909 [2021-11-13 02:33:21,205 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:33:21,206 INFO L933 BasicCegarLoop]: 4105 mSDtfsCounter, 4030 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.41ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4030 SdHoareTripleChecker+Valid, 4105 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.26ms SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.41ms IncrementalHoareTripleChecker+Time [2021-11-13 02:33:21,206 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4030 Valid, 4105 Invalid, 22 Unknown, 0 Unchecked, 6.26ms Time], IncrementalHoareTripleChecker [21 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 21.41ms Time] [2021-11-13 02:33:21,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5909 states. [2021-11-13 02:33:21,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5909 to 5909. [2021-11-13 02:33:21,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5909 states, 4047 states have (on average 1.2409191994069682) internal successors, (5022), 4180 states have internal predecessors, (5022), 1373 states have call successors, (1373), 472 states have call predecessors, (1373), 462 states have return successors, (1462), 1314 states have call predecessors, (1462), 1371 states have call successors, (1462) [2021-11-13 02:33:21,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5909 states to 5909 states and 7857 transitions. [2021-11-13 02:33:21,754 INFO L78 Accepts]: Start accepts. Automaton has 5909 states and 7857 transitions. Word has length 123 [2021-11-13 02:33:21,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:33:21,755 INFO L470 AbstractCegarLoop]: Abstraction has 5909 states and 7857 transitions. [2021-11-13 02:33:21,755 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 3 states have call successors, (40), 3 states have call predecessors, (40), 2 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-11-13 02:33:21,755 INFO L276 IsEmpty]: Start isEmpty. Operand 5909 states and 7857 transitions. [2021-11-13 02:33:21,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-13 02:33:21,758 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:33:21,759 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:33:21,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-11-13 02:33:21,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:33:21,981 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:33:21,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:33:21,982 INFO L85 PathProgramCache]: Analyzing trace with hash -1213834030, now seen corresponding path program 1 times [2021-11-13 02:33:21,983 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:33:21,983 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [592207011] [2021-11-13 02:33:21,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:33:21,984 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:33:21,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:33:21,985 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:33:21,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-13 02:33:24,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:33:24,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 1733 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:33:24,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:33:25,687 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:33:25,687 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:33:26,161 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:33:26,161 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:33:26,161 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [592207011] [2021-11-13 02:33:26,161 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [592207011] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:33:26,161 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:33:26,161 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:33:26,161 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52207144] [2021-11-13 02:33:26,162 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:33:26,162 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:33:26,162 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:33:26,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:33:26,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:33:26,163 INFO L87 Difference]: Start difference. First operand 5909 states and 7857 transitions. Second operand has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 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 02:33:26,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:33:26,466 INFO L93 Difference]: Finished difference Result 5909 states and 7857 transitions. [2021-11-13 02:33:26,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:33:26,467 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 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 121 [2021-11-13 02:33:26,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:33:26,493 INFO L225 Difference]: With dead ends: 5909 [2021-11-13 02:33:26,493 INFO L226 Difference]: Without dead ends: 5907 [2021-11-13 02:33:26,497 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 237 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 02:33:26,498 INFO L933 BasicCegarLoop]: 4102 mSDtfsCounter, 4009 mSDsluCounter, 4096 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.35ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4011 SdHoareTripleChecker+Valid, 8198 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 10.59ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.38ms IncrementalHoareTripleChecker+Time [2021-11-13 02:33:26,498 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4011 Valid, 8198 Invalid, 2 Unknown, 0 Unchecked, 10.59ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 6.38ms Time] [2021-11-13 02:33:26,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5907 states. [2021-11-13 02:33:26,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5907 to 5907. [2021-11-13 02:33:27,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5907 states, 4046 states have (on average 1.240484429065744) internal successors, (5019), 4178 states have internal predecessors, (5019), 1373 states have call successors, (1373), 472 states have call predecessors, (1373), 462 states have return successors, (1462), 1314 states have call predecessors, (1462), 1371 states have call successors, (1462) [2021-11-13 02:33:27,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5907 states to 5907 states and 7854 transitions. [2021-11-13 02:33:27,032 INFO L78 Accepts]: Start accepts. Automaton has 5907 states and 7854 transitions. Word has length 121 [2021-11-13 02:33:27,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:33:27,033 INFO L470 AbstractCegarLoop]: Abstraction has 5907 states and 7854 transitions. [2021-11-13 02:33:27,033 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 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 02:33:27,033 INFO L276 IsEmpty]: Start isEmpty. Operand 5907 states and 7854 transitions. [2021-11-13 02:33:27,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-13 02:33:27,036 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:33:27,036 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:33:27,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-13 02:33:27,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:33:27,259 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:33:27,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:33:27,259 INFO L85 PathProgramCache]: Analyzing trace with hash 1736838613, now seen corresponding path program 1 times [2021-11-13 02:33:27,261 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:33:27,261 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [604909555] [2021-11-13 02:33:27,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:33:27,262 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:33:27,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:33:27,264 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:33:27,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-13 02:33:29,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:33:30,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 1736 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:33:30,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:33:31,060 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:33:31,060 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:33:31,545 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:33:31,546 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:33:31,546 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [604909555] [2021-11-13 02:33:31,546 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [604909555] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:33:31,546 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:33:31,546 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:33:31,546 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985279944] [2021-11-13 02:33:31,546 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:33:31,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:33:31,547 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:33:31,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:33:31,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:33:31,547 INFO L87 Difference]: Start difference. First operand 5907 states and 7854 transitions. Second operand has 5 states, 5 states have (on average 24.4) internal successors, (122), 5 states have internal predecessors, (122), 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 02:33:31,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:33:31,916 INFO L93 Difference]: Finished difference Result 5907 states and 7854 transitions. [2021-11-13 02:33:31,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:33:31,917 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.4) internal successors, (122), 5 states have internal predecessors, (122), 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 123 [2021-11-13 02:33:31,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:33:31,937 INFO L225 Difference]: With dead ends: 5907 [2021-11-13 02:33:31,937 INFO L226 Difference]: Without dead ends: 5905 [2021-11-13 02:33:31,940 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 02:33:31,940 INFO L933 BasicCegarLoop]: 4100 mSDtfsCounter, 3994 mSDsluCounter, 8196 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.23ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3996 SdHoareTripleChecker+Valid, 12296 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 14.17ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.26ms IncrementalHoareTripleChecker+Time [2021-11-13 02:33:31,941 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3996 Valid, 12296 Invalid, 2 Unknown, 0 Unchecked, 14.17ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 6.26ms Time] [2021-11-13 02:33:31,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5905 states. [2021-11-13 02:33:32,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5905 to 5905. [2021-11-13 02:33:32,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5905 states, 4045 states have (on average 1.2400494437577256) internal successors, (5016), 4176 states have internal predecessors, (5016), 1373 states have call successors, (1373), 472 states have call predecessors, (1373), 462 states have return successors, (1462), 1314 states have call predecessors, (1462), 1371 states have call successors, (1462) [2021-11-13 02:33:32,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5905 states to 5905 states and 7851 transitions. [2021-11-13 02:33:32,466 INFO L78 Accepts]: Start accepts. Automaton has 5905 states and 7851 transitions. Word has length 123 [2021-11-13 02:33:32,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:33:32,467 INFO L470 AbstractCegarLoop]: Abstraction has 5905 states and 7851 transitions. [2021-11-13 02:33:32,467 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.4) internal successors, (122), 5 states have internal predecessors, (122), 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 02:33:32,467 INFO L276 IsEmpty]: Start isEmpty. Operand 5905 states and 7851 transitions. [2021-11-13 02:33:32,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-13 02:33:32,470 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:33:32,471 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:33:32,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-13 02:33:32,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:33:32,687 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:33:32,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:33:32,687 INFO L85 PathProgramCache]: Analyzing trace with hash -938017940, now seen corresponding path program 1 times [2021-11-13 02:33:32,689 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:33:32,689 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [958416756] [2021-11-13 02:33:32,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:33:32,689 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:33:32,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:33:32,690 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:33:32,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-11-13 02:33:35,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:33:35,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 1745 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:33:35,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:33:36,442 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:33:36,442 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:33:37,019 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:33:37,019 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:33:37,019 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [958416756] [2021-11-13 02:33:37,020 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [958416756] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:33:37,020 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:33:37,020 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:33:37,020 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719887873] [2021-11-13 02:33:37,020 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:33:37,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:33:37,021 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:33:37,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:33:37,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:33:37,022 INFO L87 Difference]: Start difference. First operand 5905 states and 7851 transitions. Second operand has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 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 02:33:37,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:33:37,971 INFO L93 Difference]: Finished difference Result 11793 states and 15863 transitions. [2021-11-13 02:33:37,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:33:37,971 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 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 129 [2021-11-13 02:33:37,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:33:38,025 INFO L225 Difference]: With dead ends: 11793 [2021-11-13 02:33:38,025 INFO L226 Difference]: Without dead ends: 11791 [2021-11-13 02:33:38,033 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 02:33:38,034 INFO L933 BasicCegarLoop]: 5394 mSDtfsCounter, 3989 mSDsluCounter, 9524 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 65.42ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3991 SdHoareTripleChecker+Valid, 14918 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 23.94ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 69.27ms IncrementalHoareTripleChecker+Time [2021-11-13 02:33:38,034 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3991 Valid, 14918 Invalid, 17 Unknown, 0 Unchecked, 23.94ms Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 69.27ms Time] [2021-11-13 02:33:38,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11791 states. [2021-11-13 02:33:38,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11791 to 11605. [2021-11-13 02:33:38,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11605 states, 7968 states have (on average 1.2405873493975903) internal successors, (9885), 8206 states have internal predecessors, (9885), 2708 states have call successors, (2708), 923 states have call predecessors, (2708), 904 states have return successors, (3073), 2591 states have call predecessors, (3073), 2706 states have call successors, (3073) [2021-11-13 02:33:38,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11605 states to 11605 states and 15666 transitions. [2021-11-13 02:33:38,949 INFO L78 Accepts]: Start accepts. Automaton has 11605 states and 15666 transitions. Word has length 129 [2021-11-13 02:33:38,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:33:38,950 INFO L470 AbstractCegarLoop]: Abstraction has 11605 states and 15666 transitions. [2021-11-13 02:33:38,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 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 02:33:38,950 INFO L276 IsEmpty]: Start isEmpty. Operand 11605 states and 15666 transitions. [2021-11-13 02:33:38,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-13 02:33:38,954 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:33:38,954 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:33:39,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-11-13 02:33:39,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:33:39,179 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:33:39,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:33:39,179 INFO L85 PathProgramCache]: Analyzing trace with hash -989250631, now seen corresponding path program 1 times [2021-11-13 02:33:39,182 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:33:39,182 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1553067946] [2021-11-13 02:33:39,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:33:39,183 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:33:39,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:33:39,184 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:33:39,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-13 02:33:41,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:33:42,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 1754 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:33:42,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:33:43,304 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:33:43,304 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:33:43,884 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:33:43,884 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:33:43,884 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1553067946] [2021-11-13 02:33:43,884 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1553067946] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:33:43,885 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:33:43,885 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:33:43,885 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301578964] [2021-11-13 02:33:43,885 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:33:43,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:33:43,886 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:33:43,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:33:43,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:33:43,886 INFO L87 Difference]: Start difference. First operand 11605 states and 15666 transitions. Second operand has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 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 02:33:44,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:33:44,598 INFO L93 Difference]: Finished difference Result 11605 states and 15666 transitions. [2021-11-13 02:33:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:33:44,598 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 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 135 [2021-11-13 02:33:44,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:33:44,649 INFO L225 Difference]: With dead ends: 11605 [2021-11-13 02:33:44,650 INFO L226 Difference]: Without dead ends: 11603 [2021-11-13 02:33:44,659 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 02:33:44,659 INFO L933 BasicCegarLoop]: 4097 mSDtfsCounter, 3983 mSDsluCounter, 4095 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.45ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3985 SdHoareTripleChecker+Valid, 8192 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 12.06ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.93ms IncrementalHoareTripleChecker+Time [2021-11-13 02:33:44,660 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3985 Valid, 8192 Invalid, 4 Unknown, 0 Unchecked, 12.06ms Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 14.93ms Time] [2021-11-13 02:33:44,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11603 states. [2021-11-13 02:33:45,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11603 to 11603. [2021-11-13 02:33:45,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11603 states, 7967 states have (on average 1.2403665118614284) internal successors, (9882), 8204 states have internal predecessors, (9882), 2708 states have call successors, (2708), 923 states have call predecessors, (2708), 904 states have return successors, (3073), 2591 states have call predecessors, (3073), 2706 states have call successors, (3073) [2021-11-13 02:33:45,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11603 states to 11603 states and 15663 transitions. [2021-11-13 02:33:45,777 INFO L78 Accepts]: Start accepts. Automaton has 11603 states and 15663 transitions. Word has length 135 [2021-11-13 02:33:45,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:33:45,778 INFO L470 AbstractCegarLoop]: Abstraction has 11603 states and 15663 transitions. [2021-11-13 02:33:45,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 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 02:33:45,779 INFO L276 IsEmpty]: Start isEmpty. Operand 11603 states and 15663 transitions. [2021-11-13 02:33:45,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-13 02:33:45,783 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:33:45,784 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:33:45,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-11-13 02:33:46,006 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:33:46,007 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_check_for_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:33:46,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:33:46,007 INFO L85 PathProgramCache]: Analyzing trace with hash 1827020761, now seen corresponding path program 1 times [2021-11-13 02:33:46,009 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:33:46,009 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1546681741] [2021-11-13 02:33:46,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:33:46,010 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:33:46,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:33:46,010 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:33:46,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-13 02:33:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:33:49,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 1951 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 02:33:49,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:33:49,728 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-13 02:33:49,728 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:33:50,036 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-13 02:33:50,037 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:33:50,037 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1546681741] [2021-11-13 02:33:50,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1546681741] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:33:50,037 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:33:50,037 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-13 02:33:50,037 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562013511] [2021-11-13 02:33:50,037 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:33:50,038 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 02:33:50,038 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:33:50,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 02:33:50,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:33:50,039 INFO L87 Difference]: Start difference. First operand 11603 states and 15663 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-13 02:33:51,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:33:51,015 INFO L93 Difference]: Finished difference Result 23533 states and 32415 transitions. [2021-11-13 02:33:51,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:33:51,016 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 151 [2021-11-13 02:33:51,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:33:51,060 INFO L225 Difference]: With dead ends: 23533 [2021-11-13 02:33:51,060 INFO L226 Difference]: Without dead ends: 11947 [2021-11-13 02:33:51,120 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 298 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:33:51,121 INFO L933 BasicCegarLoop]: 4166 mSDtfsCounter, 77 mSDsluCounter, 8249 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 64.45ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 12415 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 12.53ms SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 75.13ms IncrementalHoareTripleChecker+Time [2021-11-13 02:33:51,121 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [93 Valid, 12415 Invalid, 41 Unknown, 0 Unchecked, 12.53ms Time], IncrementalHoareTripleChecker [33 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 75.13ms Time] [2021-11-13 02:33:51,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11947 states. [2021-11-13 02:33:52,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11947 to 11611. [2021-11-13 02:33:52,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11611 states, 7975 states have (on average 1.2401253918495299) internal successors, (9890), 8212 states have internal predecessors, (9890), 2708 states have call successors, (2708), 923 states have call predecessors, (2708), 904 states have return successors, (3073), 2591 states have call predecessors, (3073), 2706 states have call successors, (3073) [2021-11-13 02:33:52,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11611 states to 11611 states and 15671 transitions. [2021-11-13 02:33:52,108 INFO L78 Accepts]: Start accepts. Automaton has 11611 states and 15671 transitions. Word has length 151 [2021-11-13 02:33:52,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:33:52,108 INFO L470 AbstractCegarLoop]: Abstraction has 11611 states and 15671 transitions. [2021-11-13 02:33:52,108 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-13 02:33:52,108 INFO L276 IsEmpty]: Start isEmpty. Operand 11611 states and 15671 transitions. [2021-11-13 02:33:52,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-13 02:33:52,111 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:33:52,111 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:33:52,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-11-13 02:33:52,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:33:52,315 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_check_for_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:33:52,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:33:52,315 INFO L85 PathProgramCache]: Analyzing trace with hash -167123945, now seen corresponding path program 1 times [2021-11-13 02:33:52,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:33:52,317 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2077985281] [2021-11-13 02:33:52,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:33:52,317 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:33:52,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:33:52,319 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:33:52,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-11-13 02:33:55,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:33:55,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 1951 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 02:33:55,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:33:55,953 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-13 02:33:55,953 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:33:56,274 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-13 02:33:56,275 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:33:56,275 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2077985281] [2021-11-13 02:33:56,275 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2077985281] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:33:56,275 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:33:56,275 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-13 02:33:56,275 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328586598] [2021-11-13 02:33:56,275 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:33:56,276 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 02:33:56,276 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:33:56,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 02:33:56,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:33:56,276 INFO L87 Difference]: Start difference. First operand 11611 states and 15671 transitions. Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-13 02:33:57,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:33:57,107 INFO L93 Difference]: Finished difference Result 23225 states and 31883 transitions. [2021-11-13 02:33:57,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:33:57,107 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 151 [2021-11-13 02:33:57,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:33:57,154 INFO L225 Difference]: With dead ends: 23225 [2021-11-13 02:33:57,154 INFO L226 Difference]: Without dead ends: 11631 [2021-11-13 02:33:57,196 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 298 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:33:57,196 INFO L933 BasicCegarLoop]: 4102 mSDtfsCounter, 3 mSDsluCounter, 8195 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.64ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 12297 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 10.51ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.30ms IncrementalHoareTripleChecker+Time [2021-11-13 02:33:57,197 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 12297 Invalid, 9 Unknown, 0 Unchecked, 10.51ms Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 28.30ms Time] [2021-11-13 02:33:57,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11631 states. [2021-11-13 02:33:58,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11631 to 11623. [2021-11-13 02:33:58,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11623 states, 7983 states have (on average 1.2398847551045973) internal successors, (9898), 8224 states have internal predecessors, (9898), 2708 states have call successors, (2708), 923 states have call predecessors, (2708), 908 states have return successors, (3079), 2591 states have call predecessors, (3079), 2706 states have call successors, (3079) [2021-11-13 02:33:58,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11623 states to 11623 states and 15685 transitions. [2021-11-13 02:33:58,195 INFO L78 Accepts]: Start accepts. Automaton has 11623 states and 15685 transitions. Word has length 151 [2021-11-13 02:33:58,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:33:58,196 INFO L470 AbstractCegarLoop]: Abstraction has 11623 states and 15685 transitions. [2021-11-13 02:33:58,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-13 02:33:58,196 INFO L276 IsEmpty]: Start isEmpty. Operand 11623 states and 15685 transitions. [2021-11-13 02:33:58,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-13 02:33:58,200 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:33:58,200 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:33:58,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2021-11-13 02:33:58,414 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:33:58,415 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_check_for_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:33:58,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:33:58,415 INFO L85 PathProgramCache]: Analyzing trace with hash 909839211, now seen corresponding path program 1 times [2021-11-13 02:33:58,417 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:33:58,417 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1798381835] [2021-11-13 02:33:58,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:33:58,418 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:33:58,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:33:58,418 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:33:58,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-11-13 02:34:01,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:34:01,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 1952 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:34:01,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:34:03,089 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-13 02:34:03,089 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:34:03,728 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-13 02:34:03,728 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:34:03,728 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1798381835] [2021-11-13 02:34:03,729 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1798381835] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:34:03,729 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:34:03,729 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:34:03,729 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336781524] [2021-11-13 02:34:03,729 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:34:03,730 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:34:03,730 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:34:03,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:34:03,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:34:03,731 INFO L87 Difference]: Start difference. First operand 11623 states and 15685 transitions. Second operand has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-13 02:34:04,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:34:04,467 INFO L93 Difference]: Finished difference Result 11623 states and 15685 transitions. [2021-11-13 02:34:04,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:34:04,467 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 152 [2021-11-13 02:34:04,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:34:04,496 INFO L225 Difference]: With dead ends: 11623 [2021-11-13 02:34:04,497 INFO L226 Difference]: Without dead ends: 11621 [2021-11-13 02:34:04,501 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 303 GetRequests, 299 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 02:34:04,501 INFO L933 BasicCegarLoop]: 4095 mSDtfsCounter, 4003 mSDsluCounter, 8154 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.68ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4008 SdHoareTripleChecker+Valid, 12249 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.91ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.19ms IncrementalHoareTripleChecker+Time [2021-11-13 02:34:04,502 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4008 Valid, 12249 Invalid, 5 Unknown, 0 Unchecked, 15.91ms Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 16.19ms Time] [2021-11-13 02:34:04,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11621 states. [2021-11-13 02:34:05,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11621 to 11621. [2021-11-13 02:34:05,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11621 states, 7982 states have (on average 1.239413680781759) internal successors, (9893), 8222 states have internal predecessors, (9893), 2708 states have call successors, (2708), 923 states have call predecessors, (2708), 908 states have return successors, (3079), 2591 states have call predecessors, (3079), 2706 states have call successors, (3079) [2021-11-13 02:34:05,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11621 states to 11621 states and 15680 transitions. [2021-11-13 02:34:05,291 INFO L78 Accepts]: Start accepts. Automaton has 11621 states and 15680 transitions. Word has length 152 [2021-11-13 02:34:05,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:34:05,291 INFO L470 AbstractCegarLoop]: Abstraction has 11621 states and 15680 transitions. [2021-11-13 02:34:05,291 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-13 02:34:05,291 INFO L276 IsEmpty]: Start isEmpty. Operand 11621 states and 15680 transitions. [2021-11-13 02:34:05,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-13 02:34:05,294 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:34:05,295 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:34:05,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2021-11-13 02:34:05,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:34:05,497 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:34:05,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:34:05,497 INFO L85 PathProgramCache]: Analyzing trace with hash -1275325724, now seen corresponding path program 1 times [2021-11-13 02:34:05,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:34:05,500 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1019625012] [2021-11-13 02:34:05,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:34:05,500 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:34:05,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:34:05,501 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:34:05,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2021-11-13 02:34:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:34:08,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 1763 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:34:08,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:34:09,692 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:34:09,692 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:34:10,274 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:34:10,274 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:34:10,274 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1019625012] [2021-11-13 02:34:10,274 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1019625012] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:34:10,274 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:34:10,274 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:34:10,274 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189298719] [2021-11-13 02:34:10,275 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:34:10,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:34:10,275 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:34:10,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:34:10,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:34:10,276 INFO L87 Difference]: Start difference. First operand 11621 states and 15680 transitions. Second operand has 5 states, 5 states have (on average 29.6) internal successors, (148), 5 states have internal predecessors, (148), 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 02:34:10,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:34:10,997 INFO L93 Difference]: Finished difference Result 11621 states and 15680 transitions. [2021-11-13 02:34:10,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:34:10,998 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.6) internal successors, (148), 5 states have internal predecessors, (148), 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 141 [2021-11-13 02:34:10,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:34:11,046 INFO L225 Difference]: With dead ends: 11621 [2021-11-13 02:34:11,046 INFO L226 Difference]: Without dead ends: 11619 [2021-11-13 02:34:11,054 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 02:34:11,054 INFO L933 BasicCegarLoop]: 4093 mSDtfsCounter, 3970 mSDsluCounter, 8182 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.56ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3972 SdHoareTripleChecker+Valid, 12275 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 16.87ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.16ms IncrementalHoareTripleChecker+Time [2021-11-13 02:34:11,055 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3972 Valid, 12275 Invalid, 5 Unknown, 0 Unchecked, 16.87ms Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 19.16ms Time] [2021-11-13 02:34:11,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11619 states. [2021-11-13 02:34:11,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11619 to 11619. [2021-11-13 02:34:11,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11619 states, 7981 states have (on average 1.239193083573487) internal successors, (9890), 8220 states have internal predecessors, (9890), 2708 states have call successors, (2708), 923 states have call predecessors, (2708), 908 states have return successors, (3079), 2591 states have call predecessors, (3079), 2706 states have call successors, (3079) [2021-11-13 02:34:11,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11619 states to 11619 states and 15677 transitions. [2021-11-13 02:34:11,936 INFO L78 Accepts]: Start accepts. Automaton has 11619 states and 15677 transitions. Word has length 141 [2021-11-13 02:34:11,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:34:11,937 INFO L470 AbstractCegarLoop]: Abstraction has 11619 states and 15677 transitions. [2021-11-13 02:34:11,937 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.6) internal successors, (148), 5 states have internal predecessors, (148), 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 02:34:11,937 INFO L276 IsEmpty]: Start isEmpty. Operand 11619 states and 15677 transitions. [2021-11-13 02:34:11,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-13 02:34:11,940 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:34:11,940 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:34:11,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2021-11-13 02:34:12,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:34:12,151 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_check_for_read_sectionErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:34:12,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:34:12,152 INFO L85 PathProgramCache]: Analyzing trace with hash -513811179, now seen corresponding path program 1 times [2021-11-13 02:34:12,155 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:34:12,155 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [516042453] [2021-11-13 02:34:12,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:34:12,156 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:34:12,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:34:12,157 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:34:12,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2021-11-13 02:34:15,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:34:15,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 1956 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:34:15,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:34:16,826 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-13 02:34:16,826 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:34:17,516 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-13 02:34:17,516 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:34:17,517 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [516042453] [2021-11-13 02:34:17,517 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [516042453] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:34:17,517 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:34:17,517 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:34:17,518 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147220475] [2021-11-13 02:34:17,518 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:34:17,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:34:17,519 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:34:17,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:34:17,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:34:17,520 INFO L87 Difference]: Start difference. First operand 11619 states and 15677 transitions. Second operand has 5 states, 5 states have (on average 22.0) internal successors, (110), 5 states have internal predecessors, (110), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-13 02:34:18,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:34:18,469 INFO L93 Difference]: Finished difference Result 11619 states and 15677 transitions. [2021-11-13 02:34:18,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:34:18,469 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 5 states have internal predecessors, (110), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 155 [2021-11-13 02:34:18,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:34:18,502 INFO L225 Difference]: With dead ends: 11619 [2021-11-13 02:34:18,502 INFO L226 Difference]: Without dead ends: 11617 [2021-11-13 02:34:18,508 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 02:34:18,509 INFO L933 BasicCegarLoop]: 4091 mSDtfsCounter, 3991 mSDsluCounter, 8156 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.26ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3996 SdHoareTripleChecker+Valid, 12247 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 18.11ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.87ms IncrementalHoareTripleChecker+Time [2021-11-13 02:34:18,510 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3996 Valid, 12247 Invalid, 5 Unknown, 0 Unchecked, 18.11ms Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 21.87ms Time] [2021-11-13 02:34:18,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11617 states. [2021-11-13 02:34:19,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11617 to 11617. [2021-11-13 02:34:19,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11617 states, 7980 states have (on average 1.2387218045112782) internal successors, (9885), 8218 states have internal predecessors, (9885), 2708 states have call successors, (2708), 923 states have call predecessors, (2708), 908 states have return successors, (3079), 2591 states have call predecessors, (3079), 2706 states have call successors, (3079) [2021-11-13 02:34:19,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11617 states to 11617 states and 15672 transitions. [2021-11-13 02:34:19,423 INFO L78 Accepts]: Start accepts. Automaton has 11617 states and 15672 transitions. Word has length 155 [2021-11-13 02:34:19,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:34:19,424 INFO L470 AbstractCegarLoop]: Abstraction has 11617 states and 15672 transitions. [2021-11-13 02:34:19,424 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 5 states have internal predecessors, (110), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-13 02:34:19,424 INFO L276 IsEmpty]: Start isEmpty. Operand 11617 states and 15672 transitions. [2021-11-13 02:34:19,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-13 02:34:19,430 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:34:19,431 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:34:19,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (25)] Forceful destruction successful, exit code 0 [2021-11-13 02:34:19,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:34:19,655 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:34:19,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:34:19,655 INFO L85 PathProgramCache]: Analyzing trace with hash -1048846223, now seen corresponding path program 1 times [2021-11-13 02:34:19,657 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:34:19,657 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [194888406] [2021-11-13 02:34:19,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:34:19,658 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:34:19,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:34:19,659 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:34:19,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2021-11-13 02:34:22,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:34:23,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 1996 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 02:34:23,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:34:23,531 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2021-11-13 02:34:23,531 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:34:24,157 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2021-11-13 02:34:24,157 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:34:24,157 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [194888406] [2021-11-13 02:34:24,157 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [194888406] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:34:24,158 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:34:24,158 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-13 02:34:24,158 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540881667] [2021-11-13 02:34:24,158 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:34:24,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 02:34:24,160 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:34:24,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 02:34:24,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 02:34:24,161 INFO L87 Difference]: Start difference. First operand 11617 states and 15672 transitions. Second operand has 8 states, 8 states have (on average 9.625) internal successors, (77), 6 states have internal predecessors, (77), 2 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 1 states have call successors, (23) [2021-11-13 02:34:25,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:34:25,256 INFO L93 Difference]: Finished difference Result 23223 states and 31867 transitions. [2021-11-13 02:34:25,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 02:34:25,258 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 6 states have internal predecessors, (77), 2 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 1 states have call successors, (23) Word has length 182 [2021-11-13 02:34:25,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:34:25,302 INFO L225 Difference]: With dead ends: 23223 [2021-11-13 02:34:25,303 INFO L226 Difference]: Without dead ends: 11623 [2021-11-13 02:34:25,346 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 362 GetRequests, 356 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 02:34:25,347 INFO L933 BasicCegarLoop]: 4092 mSDtfsCounter, 3 mSDsluCounter, 16355 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 142.59ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 20447 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 25.30ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 157.39ms IncrementalHoareTripleChecker+Time [2021-11-13 02:34:25,347 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 20447 Invalid, 23 Unknown, 0 Unchecked, 25.30ms Time], IncrementalHoareTripleChecker [3 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 157.39ms Time] [2021-11-13 02:34:25,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11623 states. [2021-11-13 02:34:26,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11623 to 11623. [2021-11-13 02:34:26,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11623 states, 7984 states have (on average 1.2381012024048097) internal successors, (9885), 8226 states have internal predecessors, (9885), 2704 states have call successors, (2704), 923 states have call predecessors, (2704), 914 states have return successors, (3089), 2589 states have call predecessors, (3089), 2702 states have call successors, (3089) [2021-11-13 02:34:26,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11623 states to 11623 states and 15678 transitions. [2021-11-13 02:34:26,260 INFO L78 Accepts]: Start accepts. Automaton has 11623 states and 15678 transitions. Word has length 182 [2021-11-13 02:34:26,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:34:26,260 INFO L470 AbstractCegarLoop]: Abstraction has 11623 states and 15678 transitions. [2021-11-13 02:34:26,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 6 states have internal predecessors, (77), 2 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 1 states have call successors, (23) [2021-11-13 02:34:26,261 INFO L276 IsEmpty]: Start isEmpty. Operand 11623 states and 15678 transitions. [2021-11-13 02:34:26,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-13 02:34:26,264 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:34:26,264 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:34:26,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2021-11-13 02:34:26,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:34:26,465 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:34:26,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:34:26,465 INFO L85 PathProgramCache]: Analyzing trace with hash 1893003483, now seen corresponding path program 1 times [2021-11-13 02:34:26,467 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:34:26,467 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1781437864] [2021-11-13 02:34:26,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:34:26,467 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:34:26,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:34:26,468 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:34:26,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2021-11-13 02:34:29,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:34:29,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 1772 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:34:29,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:34:30,664 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:34:30,664 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:34:31,263 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:34:31,264 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:34:31,264 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1781437864] [2021-11-13 02:34:31,264 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1781437864] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:34:31,264 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:34:31,264 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:34:31,264 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937878600] [2021-11-13 02:34:31,264 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:34:31,265 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:34:31,266 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:34:31,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:34:31,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:34:31,266 INFO L87 Difference]: Start difference. First operand 11623 states and 15678 transitions. Second operand has 5 states, 5 states have (on average 31.2) internal successors, (156), 5 states have internal predecessors, (156), 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 02:34:32,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:34:32,724 INFO L93 Difference]: Finished difference Result 22737 states and 31204 transitions. [2021-11-13 02:34:32,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:34:32,725 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.2) internal successors, (156), 5 states have internal predecessors, (156), 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 147 [2021-11-13 02:34:32,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:34:32,809 INFO L225 Difference]: With dead ends: 22737 [2021-11-13 02:34:32,809 INFO L226 Difference]: Without dead ends: 22735 [2021-11-13 02:34:32,822 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 289 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 02:34:32,823 INFO L933 BasicCegarLoop]: 4896 mSDtfsCounter, 3786 mSDsluCounter, 13916 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 55.95ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3788 SdHoareTripleChecker+Valid, 18812 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 24.09ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59.14ms IncrementalHoareTripleChecker+Time [2021-11-13 02:34:32,824 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3788 Valid, 18812 Invalid, 19 Unknown, 0 Unchecked, 24.09ms Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 59.14ms Time] [2021-11-13 02:34:32,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22735 states. [2021-11-13 02:34:34,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22735 to 22558. [2021-11-13 02:34:34,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22558 states, 15490 states have (on average 1.2389283408650742) internal successors, (19191), 15974 states have internal predecessors, (19191), 5247 states have call successors, (5247), 1821 states have call predecessors, (5247), 1800 states have return successors, (6564), 4994 states have call predecessors, (6564), 5245 states have call successors, (6564) [2021-11-13 02:34:34,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22558 states to 22558 states and 31002 transitions. [2021-11-13 02:34:34,587 INFO L78 Accepts]: Start accepts. Automaton has 22558 states and 31002 transitions. Word has length 147 [2021-11-13 02:34:34,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:34:34,588 INFO L470 AbstractCegarLoop]: Abstraction has 22558 states and 31002 transitions. [2021-11-13 02:34:34,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.2) internal successors, (156), 5 states have internal predecessors, (156), 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 02:34:34,588 INFO L276 IsEmpty]: Start isEmpty. Operand 22558 states and 31002 transitions. [2021-11-13 02:34:34,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-13 02:34:34,591 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:34:34,592 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:34:34,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (27)] Forceful destruction successful, exit code 0 [2021-11-13 02:34:34,806 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:34:34,807 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_check_for_read_sectionErr2ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:34:34,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:34:34,807 INFO L85 PathProgramCache]: Analyzing trace with hash 319480247, now seen corresponding path program 1 times [2021-11-13 02:34:34,809 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:34:34,809 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [294800240] [2021-11-13 02:34:34,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:34:34,809 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:34:34,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:34:34,810 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:34:34,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2021-11-13 02:34:38,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:34:38,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 1960 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 02:34:38,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:34:39,660 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-13 02:34:39,660 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:34:40,409 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-13 02:34:40,409 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:34:40,409 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [294800240] [2021-11-13 02:34:40,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [294800240] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:34:40,409 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:34:40,410 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:34:40,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497548709] [2021-11-13 02:34:40,410 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:34:40,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:34:40,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:34:40,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:34:40,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:34:40,411 INFO L87 Difference]: Start difference. First operand 22558 states and 31002 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, (39), 2 states have call predecessors, (39), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-13 02:34:42,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:34:42,269 INFO L93 Difference]: Finished difference Result 22735 states and 31201 transitions. [2021-11-13 02:34:42,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:34:42,270 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, (39), 2 states have call predecessors, (39), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 158 [2021-11-13 02:34:42,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:34:42,345 INFO L225 Difference]: With dead ends: 22735 [2021-11-13 02:34:42,345 INFO L226 Difference]: Without dead ends: 22733 [2021-11-13 02:34:42,357 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 315 GetRequests, 311 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 02:34:42,357 INFO L933 BasicCegarLoop]: 4897 mSDtfsCounter, 3820 mSDsluCounter, 9024 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.02ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3825 SdHoareTripleChecker+Valid, 13921 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 22.25ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 55.08ms IncrementalHoareTripleChecker+Time [2021-11-13 02:34:42,358 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3825 Valid, 13921 Invalid, 15 Unknown, 0 Unchecked, 22.25ms Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 55.08ms Time] [2021-11-13 02:34:42,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22733 states. [2021-11-13 02:34:43,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22733 to 22558. [2021-11-13 02:34:43,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22558 states, 15490 states have (on average 1.2386701097482247) internal successors, (19187), 15974 states have internal predecessors, (19187), 5247 states have call successors, (5247), 1821 states have call predecessors, (5247), 1800 states have return successors, (6564), 4994 states have call predecessors, (6564), 5245 states have call successors, (6564) [2021-11-13 02:34:44,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22558 states to 22558 states and 30998 transitions. [2021-11-13 02:34:44,109 INFO L78 Accepts]: Start accepts. Automaton has 22558 states and 30998 transitions. Word has length 158 [2021-11-13 02:34:44,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:34:44,110 INFO L470 AbstractCegarLoop]: Abstraction has 22558 states and 30998 transitions. [2021-11-13 02:34:44,110 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, (39), 2 states have call predecessors, (39), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-13 02:34:44,111 INFO L276 IsEmpty]: Start isEmpty. Operand 22558 states and 30998 transitions. [2021-11-13 02:34:44,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 02:34:44,115 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:34:44,115 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:34:44,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (28)] Forceful destruction successful, exit code 0 [2021-11-13 02:34:44,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:34:44,327 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_check_for_read_sectionErr3ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:34:44,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:34:44,327 INFO L85 PathProgramCache]: Analyzing trace with hash -6606751, now seen corresponding path program 1 times [2021-11-13 02:34:44,329 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:34:44,329 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1295156409] [2021-11-13 02:34:44,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:34:44,329 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:34:44,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:34:44,332 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:34:44,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2021-11-13 02:34:47,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:34:47,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 1964 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:34:47,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:34:49,286 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-13 02:34:49,286 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:34:50,023 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-13 02:34:50,024 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:34:50,024 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1295156409] [2021-11-13 02:34:50,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1295156409] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:34:50,024 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:34:50,024 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:34:50,024 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398560594] [2021-11-13 02:34:50,025 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:34:50,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:34:50,026 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:34:50,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:34:50,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:34:50,026 INFO L87 Difference]: Start difference. First operand 22558 states and 30998 transitions. Second operand has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-13 02:34:51,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:34:51,700 INFO L93 Difference]: Finished difference Result 22558 states and 30998 transitions. [2021-11-13 02:34:51,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:34:51,701 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 161 [2021-11-13 02:34:51,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:34:51,774 INFO L225 Difference]: With dead ends: 22558 [2021-11-13 02:34:51,775 INFO L226 Difference]: Without dead ends: 22556 [2021-11-13 02:34:51,783 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 02:34:51,784 INFO L933 BasicCegarLoop]: 4089 mSDtfsCounter, 3977 mSDsluCounter, 4086 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.25ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3982 SdHoareTripleChecker+Valid, 8175 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 14.12ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.69ms IncrementalHoareTripleChecker+Time [2021-11-13 02:34:51,784 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3982 Valid, 8175 Invalid, 4 Unknown, 0 Unchecked, 14.12ms Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 13.69ms Time] [2021-11-13 02:34:51,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22556 states. [2021-11-13 02:34:53,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22556 to 22556. [2021-11-13 02:34:53,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22556 states, 15489 states have (on average 1.2381690231777391) internal successors, (19178), 15972 states have internal predecessors, (19178), 5247 states have call successors, (5247), 1821 states have call predecessors, (5247), 1800 states have return successors, (6564), 4994 states have call predecessors, (6564), 5245 states have call successors, (6564) [2021-11-13 02:34:53,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22556 states to 22556 states and 30989 transitions. [2021-11-13 02:34:53,662 INFO L78 Accepts]: Start accepts. Automaton has 22556 states and 30989 transitions. Word has length 161 [2021-11-13 02:34:53,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:34:53,663 INFO L470 AbstractCegarLoop]: Abstraction has 22556 states and 30989 transitions. [2021-11-13 02:34:53,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-13 02:34:53,664 INFO L276 IsEmpty]: Start isEmpty. Operand 22556 states and 30989 transitions. [2021-11-13 02:34:53,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-13 02:34:53,668 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:34:53,668 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:34:53,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (29)] Forceful destruction successful, exit code 0 [2021-11-13 02:34:53,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:34:53,883 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:34:53,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:34:53,883 INFO L85 PathProgramCache]: Analyzing trace with hash -709773272, now seen corresponding path program 1 times [2021-11-13 02:34:53,886 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:34:53,887 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [255073939] [2021-11-13 02:34:53,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:34:53,887 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:34:53,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:34:53,889 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:34:53,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2021-11-13 02:34:56,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:34:57,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 1781 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:34:57,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:34:58,295 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:34:58,296 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:34:58,863 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:34:58,863 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:34:58,864 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [255073939] [2021-11-13 02:34:58,864 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [255073939] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:34:58,864 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:34:58,864 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:34:58,865 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322592562] [2021-11-13 02:34:58,865 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:34:58,865 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:34:58,866 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:34:58,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:34:58,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:34:58,867 INFO L87 Difference]: Start difference. First operand 22556 states and 30989 transitions. Second operand has 5 states, 5 states have (on average 32.8) internal successors, (164), 5 states have internal predecessors, (164), 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 02:35:00,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:35:00,550 INFO L93 Difference]: Finished difference Result 22556 states and 30989 transitions. [2021-11-13 02:35:00,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:35:00,550 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.8) internal successors, (164), 5 states have internal predecessors, (164), 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 153 [2021-11-13 02:35:00,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:35:00,629 INFO L225 Difference]: With dead ends: 22556 [2021-11-13 02:35:00,629 INFO L226 Difference]: Without dead ends: 22554 [2021-11-13 02:35:00,642 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 301 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 02:35:00,642 INFO L933 BasicCegarLoop]: 4087 mSDtfsCounter, 3955 mSDsluCounter, 4085 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.52ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3957 SdHoareTripleChecker+Valid, 8172 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 13.13ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.88ms IncrementalHoareTripleChecker+Time [2021-11-13 02:35:00,643 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3957 Valid, 8172 Invalid, 4 Unknown, 0 Unchecked, 13.13ms Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 12.88ms Time] [2021-11-13 02:35:00,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22554 states. [2021-11-13 02:35:02,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22554 to 22554. [2021-11-13 02:35:02,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22554 states, 15488 states have (on average 1.2380552685950412) internal successors, (19175), 15970 states have internal predecessors, (19175), 5247 states have call successors, (5247), 1821 states have call predecessors, (5247), 1800 states have return successors, (6564), 4994 states have call predecessors, (6564), 5245 states have call successors, (6564) [2021-11-13 02:35:02,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22554 states to 22554 states and 30986 transitions. [2021-11-13 02:35:02,421 INFO L78 Accepts]: Start accepts. Automaton has 22554 states and 30986 transitions. Word has length 153 [2021-11-13 02:35:02,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:35:02,421 INFO L470 AbstractCegarLoop]: Abstraction has 22554 states and 30986 transitions. [2021-11-13 02:35:02,421 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.8) internal successors, (164), 5 states have internal predecessors, (164), 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 02:35:02,421 INFO L276 IsEmpty]: Start isEmpty. Operand 22554 states and 30986 transitions. [2021-11-13 02:35:02,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-13 02:35:02,425 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:35:02,425 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:35:02,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (30)] Forceful destruction successful, exit code 0 [2021-11-13 02:35:02,646 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:35:02,647 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:35:02,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:35:02,647 INFO L85 PathProgramCache]: Analyzing trace with hash -405849411, now seen corresponding path program 1 times [2021-11-13 02:35:02,649 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:35:02,649 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [960645885] [2021-11-13 02:35:02,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:35:02,649 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:35:02,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:35:02,650 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:35:02,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (31)] Waiting until timeout for monitored process [2021-11-13 02:35:05,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:35:05,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 1790 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:35:05,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:35:06,876 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:35:06,876 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:35:07,974 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:35:07,974 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:35:07,974 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [960645885] [2021-11-13 02:35:07,974 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [960645885] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:35:07,974 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:35:07,975 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 6 [2021-11-13 02:35:07,975 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153417876] [2021-11-13 02:35:07,975 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:35:07,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 02:35:07,975 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:35:07,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 02:35:07,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:35:07,976 INFO L87 Difference]: Start difference. First operand 22554 states and 30986 transitions. Second operand has 6 states, 6 states have (on average 32.833333333333336) internal successors, (197), 6 states have internal predecessors, (197), 3 states have call successors, (50), 3 states have call predecessors, (50), 2 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2021-11-13 02:35:09,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:35:09,537 INFO L93 Difference]: Finished difference Result 22554 states and 30986 transitions. [2021-11-13 02:35:09,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:35:09,538 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 32.833333333333336) internal successors, (197), 6 states have internal predecessors, (197), 3 states have call successors, (50), 3 states have call predecessors, (50), 2 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 159 [2021-11-13 02:35:09,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:35:09,622 INFO L225 Difference]: With dead ends: 22554 [2021-11-13 02:35:09,622 INFO L226 Difference]: Without dead ends: 22552 [2021-11-13 02:35:09,636 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 312 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-13 02:35:09,637 INFO L933 BasicCegarLoop]: 4086 mSDtfsCounter, 4018 mSDsluCounter, 4084 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.87ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4020 SdHoareTripleChecker+Valid, 8170 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 13.15ms SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.12ms IncrementalHoareTripleChecker+Time [2021-11-13 02:35:09,638 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4020 Valid, 8170 Invalid, 27 Unknown, 0 Unchecked, 13.15ms Time], IncrementalHoareTripleChecker [25 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 29.12ms Time] [2021-11-13 02:35:09,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22552 states. [2021-11-13 02:35:11,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22552 to 22552. [2021-11-13 02:35:11,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22552 states, 15487 states have (on average 1.237941499322012) internal successors, (19172), 15968 states have internal predecessors, (19172), 5247 states have call successors, (5247), 1821 states have call predecessors, (5247), 1800 states have return successors, (6564), 4994 states have call predecessors, (6564), 5245 states have call successors, (6564) [2021-11-13 02:35:11,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22552 states to 22552 states and 30983 transitions. [2021-11-13 02:35:11,426 INFO L78 Accepts]: Start accepts. Automaton has 22552 states and 30983 transitions. Word has length 159 [2021-11-13 02:35:11,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:35:11,426 INFO L470 AbstractCegarLoop]: Abstraction has 22552 states and 30983 transitions. [2021-11-13 02:35:11,426 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 32.833333333333336) internal successors, (197), 6 states have internal predecessors, (197), 3 states have call successors, (50), 3 states have call predecessors, (50), 2 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2021-11-13 02:35:11,426 INFO L276 IsEmpty]: Start isEmpty. Operand 22552 states and 30983 transitions. [2021-11-13 02:35:11,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-13 02:35:11,429 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:35:11,430 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:35:11,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (31)] Forceful destruction successful, exit code 0 [2021-11-13 02:35:11,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:35:11,630 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:35:11,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:35:11,631 INFO L85 PathProgramCache]: Analyzing trace with hash -464437300, now seen corresponding path program 1 times [2021-11-13 02:35:11,632 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:35:11,633 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1145058814] [2021-11-13 02:35:11,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:35:11,633 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:35:11,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:35:11,633 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:35:11,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2021-11-13 02:35:14,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:35:14,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 1799 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:35:14,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:35:15,918 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:35:15,918 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:35:16,558 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:35:16,558 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:35:16,558 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1145058814] [2021-11-13 02:35:16,558 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1145058814] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:35:16,559 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:35:16,559 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:35:16,559 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048166139] [2021-11-13 02:35:16,559 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:35:16,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:35:16,560 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:35:16,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:35:16,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:35:16,560 INFO L87 Difference]: Start difference. First operand 22552 states and 30983 transitions. Second operand has 5 states, 5 states have (on average 36.0) internal successors, (180), 5 states have internal predecessors, (180), 2 states have call successors, (51), 2 states have call predecessors, (51), 2 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2021-11-13 02:35:18,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:35:18,235 INFO L93 Difference]: Finished difference Result 22552 states and 30983 transitions. [2021-11-13 02:35:18,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:35:18,236 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 36.0) internal successors, (180), 5 states have internal predecessors, (180), 2 states have call successors, (51), 2 states have call predecessors, (51), 2 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 165 [2021-11-13 02:35:18,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:35:18,299 INFO L225 Difference]: With dead ends: 22552 [2021-11-13 02:35:18,299 INFO L226 Difference]: Without dead ends: 22550 [2021-11-13 02:35:18,305 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 329 GetRequests, 324 SyntacticMatches, 1 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 02:35:18,306 INFO L933 BasicCegarLoop]: 4084 mSDtfsCounter, 3936 mSDsluCounter, 8164 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.88ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3938 SdHoareTripleChecker+Valid, 12248 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 16.81ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.90ms IncrementalHoareTripleChecker+Time [2021-11-13 02:35:18,307 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3938 Valid, 12248 Invalid, 2 Unknown, 0 Unchecked, 16.81ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 6.90ms Time] [2021-11-13 02:35:18,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22550 states. [2021-11-13 02:35:20,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22550 to 22550. [2021-11-13 02:35:20,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22550 states, 15486 states have (on average 1.2378277153558053) internal successors, (19169), 15966 states have internal predecessors, (19169), 5247 states have call successors, (5247), 1821 states have call predecessors, (5247), 1800 states have return successors, (6564), 4994 states have call predecessors, (6564), 5245 states have call successors, (6564) [2021-11-13 02:35:20,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22550 states to 22550 states and 30980 transitions. [2021-11-13 02:35:20,152 INFO L78 Accepts]: Start accepts. Automaton has 22550 states and 30980 transitions. Word has length 165 [2021-11-13 02:35:20,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:35:20,153 INFO L470 AbstractCegarLoop]: Abstraction has 22550 states and 30980 transitions. [2021-11-13 02:35:20,153 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 36.0) internal successors, (180), 5 states have internal predecessors, (180), 2 states have call successors, (51), 2 states have call predecessors, (51), 2 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2021-11-13 02:35:20,153 INFO L276 IsEmpty]: Start isEmpty. Operand 22550 states and 30980 transitions. [2021-11-13 02:35:20,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-13 02:35:20,156 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:35:20,156 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:35:20,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (32)] Ended with exit code 0 [2021-11-13 02:35:20,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:35:20,357 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:35:20,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:35:20,358 INFO L85 PathProgramCache]: Analyzing trace with hash 1160002183, now seen corresponding path program 1 times [2021-11-13 02:35:20,360 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:35:20,360 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [692069501] [2021-11-13 02:35:20,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:35:20,360 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:35:20,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:35:20,361 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:35:20,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (33)] Waiting until timeout for monitored process [2021-11-13 02:35:23,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:35:23,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 2112 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 02:35:23,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:35:24,519 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2021-11-13 02:35:24,519 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:35:25,253 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-13 02:35:25,253 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:35:25,254 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [692069501] [2021-11-13 02:35:25,254 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [692069501] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:35:25,254 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:35:25,254 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-13 02:35:25,255 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503937981] [2021-11-13 02:35:25,255 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:35:25,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 02:35:25,256 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:35:25,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 02:35:25,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 02:35:25,257 INFO L87 Difference]: Start difference. First operand 22550 states and 30980 transitions. Second operand has 8 states, 8 states have (on average 18.75) internal successors, (150), 6 states have internal predecessors, (150), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (37), 4 states have call predecessors, (37), 2 states have call successors, (37) [2021-11-13 02:35:27,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:35:27,662 INFO L93 Difference]: Finished difference Result 45091 states and 63523 transitions. [2021-11-13 02:35:27,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 02:35:27,664 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 18.75) internal successors, (150), 6 states have internal predecessors, (150), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (37), 4 states have call predecessors, (37), 2 states have call successors, (37) Word has length 210 [2021-11-13 02:35:27,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:35:27,748 INFO L225 Difference]: With dead ends: 45091 [2021-11-13 02:35:27,748 INFO L226 Difference]: Without dead ends: 22558 [2021-11-13 02:35:27,834 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 418 GetRequests, 412 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 02:35:27,835 INFO L933 BasicCegarLoop]: 4084 mSDtfsCounter, 5 mSDsluCounter, 12246 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 84.82ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 16330 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 20.72ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 93.55ms IncrementalHoareTripleChecker+Time [2021-11-13 02:35:27,835 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 16330 Invalid, 16 Unknown, 0 Unchecked, 20.72ms Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 93.55ms Time] [2021-11-13 02:35:27,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22558 states. [2021-11-13 02:35:29,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22558 to 22558. [2021-11-13 02:35:29,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22558 states, 15494 states have (on average 1.2371885891312766) internal successors, (19169), 15974 states have internal predecessors, (19169), 5239 states have call successors, (5239), 1821 states have call predecessors, (5239), 1808 states have return successors, (6558), 4994 states have call predecessors, (6558), 5237 states have call successors, (6558) [2021-11-13 02:35:30,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22558 states to 22558 states and 30966 transitions. [2021-11-13 02:35:30,138 INFO L78 Accepts]: Start accepts. Automaton has 22558 states and 30966 transitions. Word has length 210 [2021-11-13 02:35:30,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:35:30,139 INFO L470 AbstractCegarLoop]: Abstraction has 22558 states and 30966 transitions. [2021-11-13 02:35:30,139 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 18.75) internal successors, (150), 6 states have internal predecessors, (150), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (37), 4 states have call predecessors, (37), 2 states have call successors, (37) [2021-11-13 02:35:30,139 INFO L276 IsEmpty]: Start isEmpty. Operand 22558 states and 30966 transitions. [2021-11-13 02:35:30,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-13 02:35:30,143 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:35:30,144 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:35:30,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (33)] Ended with exit code 0 [2021-11-13 02:35:30,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:35:30,347 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:35:30,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:35:30,348 INFO L85 PathProgramCache]: Analyzing trace with hash -1121015285, now seen corresponding path program 1 times [2021-11-13 02:35:30,350 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:35:30,351 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1769226766] [2021-11-13 02:35:30,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:35:30,351 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:35:30,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:35:30,352 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:35:30,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (34)] Waiting until timeout for monitored process [2021-11-13 02:35:33,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:35:33,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 1808 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:35:33,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:35:34,708 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:35:34,708 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:35:35,438 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:35:35,439 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:35:35,439 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1769226766] [2021-11-13 02:35:35,439 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1769226766] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:35:35,439 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:35:35,439 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:35:35,439 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847054577] [2021-11-13 02:35:35,439 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:35:35,440 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:35:35,440 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:35:35,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:35:35,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:35:35,441 INFO L87 Difference]: Start difference. First operand 22558 states and 30966 transitions. Second operand has 5 states, 5 states have (on average 37.6) internal successors, (188), 5 states have internal predecessors, (188), 2 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-13 02:35:39,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:35:39,748 INFO L93 Difference]: Finished difference Result 67462 states and 99045 transitions. [2021-11-13 02:35:39,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:35:39,749 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 37.6) internal successors, (188), 5 states have internal predecessors, (188), 2 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 171 [2021-11-13 02:35:39,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:35:40,102 INFO L225 Difference]: With dead ends: 67462 [2021-11-13 02:35:40,102 INFO L226 Difference]: Without dead ends: 44921 [2021-11-13 02:35:40,209 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 341 GetRequests, 337 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 02:35:40,209 INFO L933 BasicCegarLoop]: 5000 mSDtfsCounter, 3990 mSDsluCounter, 9079 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.48ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3992 SdHoareTripleChecker+Valid, 14079 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 22.38ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.55ms IncrementalHoareTripleChecker+Time [2021-11-13 02:35:40,210 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3992 Valid, 14079 Invalid, 17 Unknown, 0 Unchecked, 22.38ms Time], IncrementalHoareTripleChecker [4 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 47.55ms Time] [2021-11-13 02:35:40,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44921 states. [2021-11-13 02:35:44,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44921 to 44726. [2021-11-13 02:35:44,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44726 states, 30766 states have (on average 1.2373074172788143) internal successors, (38067), 31726 states have internal predecessors, (38067), 10357 states have call successors, (10357), 3611 states have call predecessors, (10357), 3586 states have return successors, (16215), 9852 states have call predecessors, (16215), 10355 states have call successors, (16215) [2021-11-13 02:35:45,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44726 states to 44726 states and 64639 transitions. [2021-11-13 02:35:45,019 INFO L78 Accepts]: Start accepts. Automaton has 44726 states and 64639 transitions. Word has length 171 [2021-11-13 02:35:45,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:35:45,020 INFO L470 AbstractCegarLoop]: Abstraction has 44726 states and 64639 transitions. [2021-11-13 02:35:45,021 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 37.6) internal successors, (188), 5 states have internal predecessors, (188), 2 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-13 02:35:45,021 INFO L276 IsEmpty]: Start isEmpty. Operand 44726 states and 64639 transitions. [2021-11-13 02:35:45,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-13 02:35:45,027 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:35:45,027 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:35:45,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (34)] Forceful destruction successful, exit code 0 [2021-11-13 02:35:45,242 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:35:45,243 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-13 02:35:45,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:35:45,243 INFO L85 PathProgramCache]: Analyzing trace with hash 1388846916, now seen corresponding path program 1 times [2021-11-13 02:35:45,245 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:35:45,246 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1939267611] [2021-11-13 02:35:45,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:35:45,246 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:35:45,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:35:45,247 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:35:45,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c998a84-fc28-4f91-8fd6-4a9405fa2615/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (35)] Waiting until timeout for monitored process [2021-11-13 02:35:48,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:35:48,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 1817 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 02:35:48,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:35:49,638 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:35:49,638 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:35:50,322 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 02:35:50,322 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:35:50,322 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1939267611] [2021-11-13 02:35:50,323 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1939267611] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:35:50,323 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:35:50,323 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 02:35:50,323 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692798060] [2021-11-13 02:35:50,323 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:35:50,324 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:35:50,324 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:35:50,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:35:50,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:35:50,325 INFO L87 Difference]: Start difference. First operand 44726 states and 64639 transitions. Second operand has 5 states, 5 states have (on average 39.2) internal successors, (196), 5 states have internal predecessors, (196), 2 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54)