./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--usb--musb--musb_hdrc.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba --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 d20af067bf51a1b8f272ec7cce842839d60ff9624fa9abf10d45161ed1df40b3 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 01:15:50,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:15:50,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:15:50,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:15:50,115 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:15:50,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:15:50,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:15:50,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:15:50,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:15:50,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:15:50,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:15:50,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:15:50,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:15:50,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:15:50,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:15:50,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:15:50,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:15:50,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:15:50,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:15:50,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:15:50,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:15:50,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:15:50,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:15:50,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:15:50,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:15:50,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:15:50,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:15:50,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:15:50,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:15:50,155 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:15:50,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:15:50,156 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:15:50,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:15:50,158 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:15:50,163 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:15:50,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:15:50,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:15:50,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:15:50,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:15:50,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:15:50,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:15:50,173 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 01:15:50,217 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:15:50,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:15:50,218 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:15:50,219 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:15:50,220 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:15:50,220 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:15:50,220 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:15:50,220 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:15:50,221 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:15:50,221 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:15:50,222 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:15:50,222 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:15:50,222 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:15:50,223 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:15:50,223 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:15:50,223 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:15:50,223 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:15:50,224 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:15:50,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:15:50,225 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:15:50,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:15:50,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:15:50,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:15:50,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:15:50,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:15:50,227 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:15:50,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:15:50,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:15:50,228 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:15:50,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:15:50,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:15:50,229 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:15:50,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:15:50,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:15:50,229 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:15:50,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:15:50,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:15:50,230 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:15:50,230 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d20af067bf51a1b8f272ec7cce842839d60ff9624fa9abf10d45161ed1df40b3 [2022-11-22 01:15:50,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:15:50,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:15:50,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:15:50,582 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:15:50,583 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:15:50,584 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i [2022-11-22 01:15:53,633 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:15:54,507 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:15:54,508 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i [2022-11-22 01:15:54,599 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba/data/6e521bb3d/4c81f93f90fe4de58275f521ead85e11/FLAG91a14dcbf [2022-11-22 01:15:54,619 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba/data/6e521bb3d/4c81f93f90fe4de58275f521ead85e11 [2022-11-22 01:15:54,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:15:54,628 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:15:54,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:15:54,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:15:54,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:15:54,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:15:54" (1/1) ... [2022-11-22 01:15:54,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bdf28dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:15:54, skipping insertion in model container [2022-11-22 01:15:54,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:15:54" (1/1) ... [2022-11-22 01:15:54,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:15:54,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:16:03,986 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[744404,744417] [2022-11-22 01:16:03,992 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[744549,744562] [2022-11-22 01:16:03,993 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[744695,744708] [2022-11-22 01:16:03,993 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[744860,744873] [2022-11-22 01:16:04,001 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745018,745031] [2022-11-22 01:16:04,002 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745176,745189] [2022-11-22 01:16:04,002 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745334,745347] [2022-11-22 01:16:04,003 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745494,745507] [2022-11-22 01:16:04,003 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745653,745666] [2022-11-22 01:16:04,006 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745792,745805] [2022-11-22 01:16:04,011 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745934,745947] [2022-11-22 01:16:04,012 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746083,746096] [2022-11-22 01:16:04,013 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746222,746235] [2022-11-22 01:16:04,013 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746377,746390] [2022-11-22 01:16:04,014 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746537,746550] [2022-11-22 01:16:04,014 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746688,746701] [2022-11-22 01:16:04,015 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746839,746852] [2022-11-22 01:16:04,022 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746991,747004] [2022-11-22 01:16:04,022 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747140,747153] [2022-11-22 01:16:04,023 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747288,747301] [2022-11-22 01:16:04,023 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747445,747458] [2022-11-22 01:16:04,029 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747594,747607] [2022-11-22 01:16:04,030 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747750,747763] [2022-11-22 01:16:04,030 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747903,747916] [2022-11-22 01:16:04,031 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748049,748062] [2022-11-22 01:16:04,031 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748192,748205] [2022-11-22 01:16:04,032 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748344,748357] [2022-11-22 01:16:04,032 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748490,748503] [2022-11-22 01:16:04,033 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748635,748648] [2022-11-22 01:16:04,033 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748789,748802] [2022-11-22 01:16:04,033 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748940,748953] [2022-11-22 01:16:04,034 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749095,749108] [2022-11-22 01:16:04,034 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749247,749260] [2022-11-22 01:16:04,035 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749402,749415] [2022-11-22 01:16:04,037 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749566,749579] [2022-11-22 01:16:04,037 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749722,749735] [2022-11-22 01:16:04,038 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749886,749899] [2022-11-22 01:16:04,044 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750028,750041] [2022-11-22 01:16:04,045 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750186,750199] [2022-11-22 01:16:04,046 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750353,750366] [2022-11-22 01:16:04,046 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750512,750525] [2022-11-22 01:16:04,047 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750671,750684] [2022-11-22 01:16:04,047 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750820,750833] [2022-11-22 01:16:04,047 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750967,750980] [2022-11-22 01:16:04,048 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751106,751119] [2022-11-22 01:16:04,048 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751269,751282] [2022-11-22 01:16:04,049 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751435,751448] [2022-11-22 01:16:04,049 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751599,751612] [2022-11-22 01:16:04,050 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751764,751777] [2022-11-22 01:16:04,051 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751929,751942] [2022-11-22 01:16:04,051 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752095,752108] [2022-11-22 01:16:04,052 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752260,752273] [2022-11-22 01:16:04,052 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752427,752440] [2022-11-22 01:16:04,053 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752587,752600] [2022-11-22 01:16:04,053 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752749,752762] [2022-11-22 01:16:04,054 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752908,752921] [2022-11-22 01:16:04,054 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753054,753067] [2022-11-22 01:16:04,055 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753197,753210] [2022-11-22 01:16:04,055 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753341,753354] [2022-11-22 01:16:04,056 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753484,753497] [2022-11-22 01:16:04,057 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753628,753641] [2022-11-22 01:16:04,058 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753769,753782] [2022-11-22 01:16:04,059 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753907,753920] [2022-11-22 01:16:04,059 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754065,754078] [2022-11-22 01:16:04,060 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754224,754237] [2022-11-22 01:16:04,060 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754380,754393] [2022-11-22 01:16:04,061 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754529,754542] [2022-11-22 01:16:04,062 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754681,754694] [2022-11-22 01:16:04,063 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754832,754845] [2022-11-22 01:16:04,064 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754981,754994] [2022-11-22 01:16:04,065 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755133,755146] [2022-11-22 01:16:04,066 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755281,755294] [2022-11-22 01:16:04,066 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755434,755447] [2022-11-22 01:16:04,066 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755585,755598] [2022-11-22 01:16:04,078 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755735,755748] [2022-11-22 01:16:04,079 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755882,755895] [2022-11-22 01:16:04,079 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756033,756046] [2022-11-22 01:16:04,080 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756184,756197] [2022-11-22 01:16:04,080 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756332,756345] [2022-11-22 01:16:04,081 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756498,756511] [2022-11-22 01:16:04,081 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756667,756680] [2022-11-22 01:16:04,082 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756834,756847] [2022-11-22 01:16:04,082 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757002,757015] [2022-11-22 01:16:04,083 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757152,757165] [2022-11-22 01:16:04,083 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757299,757312] [2022-11-22 01:16:04,084 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757460,757473] [2022-11-22 01:16:04,085 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757630,757643] [2022-11-22 01:16:04,085 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757792,757805] [2022-11-22 01:16:04,110 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:16:04,168 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 01:16:05,029 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[744404,744417] [2022-11-22 01:16:05,030 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[744549,744562] [2022-11-22 01:16:05,030 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[744695,744708] [2022-11-22 01:16:05,030 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[744860,744873] [2022-11-22 01:16:05,031 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745018,745031] [2022-11-22 01:16:05,031 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745176,745189] [2022-11-22 01:16:05,032 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745334,745347] [2022-11-22 01:16:05,032 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745494,745507] [2022-11-22 01:16:05,033 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745653,745666] [2022-11-22 01:16:05,033 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745792,745805] [2022-11-22 01:16:05,034 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745934,745947] [2022-11-22 01:16:05,034 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746083,746096] [2022-11-22 01:16:05,034 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746222,746235] [2022-11-22 01:16:05,035 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746377,746390] [2022-11-22 01:16:05,035 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746537,746550] [2022-11-22 01:16:05,035 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746688,746701] [2022-11-22 01:16:05,036 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746839,746852] [2022-11-22 01:16:05,036 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746991,747004] [2022-11-22 01:16:05,036 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747140,747153] [2022-11-22 01:16:05,037 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747288,747301] [2022-11-22 01:16:05,037 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747445,747458] [2022-11-22 01:16:05,038 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747594,747607] [2022-11-22 01:16:05,039 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747750,747763] [2022-11-22 01:16:05,040 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747903,747916] [2022-11-22 01:16:05,040 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748049,748062] [2022-11-22 01:16:05,041 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748192,748205] [2022-11-22 01:16:05,041 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748344,748357] [2022-11-22 01:16:05,042 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748490,748503] [2022-11-22 01:16:05,043 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748635,748648] [2022-11-22 01:16:05,043 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748789,748802] [2022-11-22 01:16:05,043 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748940,748953] [2022-11-22 01:16:05,044 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749095,749108] [2022-11-22 01:16:05,044 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749247,749260] [2022-11-22 01:16:05,045 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749402,749415] [2022-11-22 01:16:05,045 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749566,749579] [2022-11-22 01:16:05,046 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749722,749735] [2022-11-22 01:16:05,046 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749886,749899] [2022-11-22 01:16:05,047 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750028,750041] [2022-11-22 01:16:05,048 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750186,750199] [2022-11-22 01:16:05,048 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750353,750366] [2022-11-22 01:16:05,049 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750512,750525] [2022-11-22 01:16:05,049 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750671,750684] [2022-11-22 01:16:05,050 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750820,750833] [2022-11-22 01:16:05,051 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750967,750980] [2022-11-22 01:16:05,051 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751106,751119] [2022-11-22 01:16:05,052 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751269,751282] [2022-11-22 01:16:05,052 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751435,751448] [2022-11-22 01:16:05,053 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751599,751612] [2022-11-22 01:16:05,053 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751764,751777] [2022-11-22 01:16:05,053 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751929,751942] [2022-11-22 01:16:05,054 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752095,752108] [2022-11-22 01:16:05,054 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752260,752273] [2022-11-22 01:16:05,054 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752427,752440] [2022-11-22 01:16:05,055 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752587,752600] [2022-11-22 01:16:05,056 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752749,752762] [2022-11-22 01:16:05,057 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752908,752921] [2022-11-22 01:16:05,060 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753054,753067] [2022-11-22 01:16:05,060 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753197,753210] [2022-11-22 01:16:05,061 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753341,753354] [2022-11-22 01:16:05,062 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753484,753497] [2022-11-22 01:16:05,062 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753628,753641] [2022-11-22 01:16:05,062 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753769,753782] [2022-11-22 01:16:05,063 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753907,753920] [2022-11-22 01:16:05,064 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754065,754078] [2022-11-22 01:16:05,069 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754224,754237] [2022-11-22 01:16:05,075 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754380,754393] [2022-11-22 01:16:05,075 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754529,754542] [2022-11-22 01:16:05,076 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754681,754694] [2022-11-22 01:16:05,076 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754832,754845] [2022-11-22 01:16:05,076 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754981,754994] [2022-11-22 01:16:05,077 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755133,755146] [2022-11-22 01:16:05,077 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755281,755294] [2022-11-22 01:16:05,078 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755434,755447] [2022-11-22 01:16:05,079 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755585,755598] [2022-11-22 01:16:05,080 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755735,755748] [2022-11-22 01:16:05,080 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755882,755895] [2022-11-22 01:16:05,080 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756033,756046] [2022-11-22 01:16:05,081 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756184,756197] [2022-11-22 01:16:05,082 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756332,756345] [2022-11-22 01:16:05,083 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756498,756511] [2022-11-22 01:16:05,083 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756667,756680] [2022-11-22 01:16:05,084 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756834,756847] [2022-11-22 01:16:05,084 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757002,757015] [2022-11-22 01:16:05,084 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757152,757165] [2022-11-22 01:16:05,085 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757299,757312] [2022-11-22 01:16:05,085 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757460,757473] [2022-11-22 01:16:05,085 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757630,757643] [2022-11-22 01:16:05,086 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757792,757805] [2022-11-22 01:16:05,092 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:16:05,548 INFO L208 MainTranslator]: Completed translation [2022-11-22 01:16:05,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:16:05 WrapperNode [2022-11-22 01:16:05,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:16:05,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 01:16:05,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 01:16:05,550 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 01:16:05,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:16:05" (1/1) ... [2022-11-22 01:16:05,859 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:16:05" (1/1) ... [2022-11-22 01:16:06,411 INFO L138 Inliner]: procedures = 982, calls = 10318, calls flagged for inlining = 465, calls inlined = 372, statements flattened = 15735 [2022-11-22 01:16:06,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 01:16:06,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 01:16:06,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 01:16:06,412 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 01:16:06,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:16:05" (1/1) ... [2022-11-22 01:16:06,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:16:05" (1/1) ... [2022-11-22 01:16:06,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:16:05" (1/1) ... [2022-11-22 01:16:06,497 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:16:05" (1/1) ... [2022-11-22 01:16:06,917 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:16:05" (1/1) ... [2022-11-22 01:16:06,974 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:16:05" (1/1) ... [2022-11-22 01:16:07,075 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:16:05" (1/1) ... [2022-11-22 01:16:07,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:16:05" (1/1) ... [2022-11-22 01:16:07,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 01:16:07,408 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 01:16:07,408 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 01:16:07,408 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 01:16:07,409 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:16:05" (1/1) ... [2022-11-22 01:16:07,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:16:07,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:16:07,477 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 01:16:07,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 01:16:07,560 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_enable [2022-11-22 01:16:07,560 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_enable [2022-11-22 01:16:07,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-11-22 01:16:07,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-11-22 01:16:07,561 INFO L130 BoogieDeclarations]: Found specification of procedure musb_ep_get_qh [2022-11-22 01:16:07,561 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_ep_get_qh [2022-11-22 01:16:07,561 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-11-22 01:16:07,561 INFO L130 BoogieDeclarations]: Found specification of procedure otg_start_srp [2022-11-22 01:16:07,561 INFO L138 BoogieDeclarations]: Found implementation of procedure otg_start_srp [2022-11-22 01:16:07,562 INFO L130 BoogieDeclarations]: Found specification of procedure musb_vbus_show [2022-11-22 01:16:07,563 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_vbus_show [2022-11-22 01:16:07,563 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~TO~$Pointer$ [2022-11-22 01:16:07,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~TO~$Pointer$ [2022-11-22 01:16:07,563 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put [2022-11-22 01:16:07,564 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put [2022-11-22 01:16:07,564 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_fifo_status [2022-11-22 01:16:07,564 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_fifo_status [2022-11-22 01:16:07,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-22 01:16:07,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-22 01:16:07,564 INFO L130 BoogieDeclarations]: Found specification of procedure usb_phy_vbus_off [2022-11-22 01:16:07,565 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_phy_vbus_off [2022-11-22 01:16:07,565 INFO L130 BoogieDeclarations]: Found specification of procedure musb_h_ep0_flush_fifo [2022-11-22 01:16:07,565 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_h_ep0_flush_fifo [2022-11-22 01:16:07,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-22 01:16:07,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-22 01:16:07,565 INFO L130 BoogieDeclarations]: Found specification of procedure ep0_txstate [2022-11-22 01:16:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ep0_txstate [2022-11-22 01:16:07,566 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2022-11-22 01:16:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2022-11-22 01:16:07,566 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-22 01:16:07,566 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-22 01:16:07,566 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-22 01:16:07,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-22 01:16:07,567 INFO L130 BoogieDeclarations]: Found specification of procedure musb_ep_restart [2022-11-22 01:16:07,567 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_ep_restart [2022-11-22 01:16:07,567 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_disconnect [2022-11-22 01:16:07,567 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_disconnect [2022-11-22 01:16:07,567 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_start [2022-11-22 01:16:07,568 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_start [2022-11-22 01:16:07,568 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_wakeup [2022-11-22 01:16:07,568 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_wakeup [2022-11-22 01:16:07,568 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_setup [2022-11-22 01:16:07,569 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_setup [2022-11-22 01:16:07,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-22 01:16:07,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-22 01:16:07,569 INFO L130 BoogieDeclarations]: Found specification of procedure musb_test_mode_write [2022-11-22 01:16:07,569 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_test_mode_write [2022-11-22 01:16:07,569 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-22 01:16:07,570 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-22 01:16:07,582 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_disable [2022-11-22 01:16:07,582 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_disable [2022-11-22 01:16:07,582 INFO L130 BoogieDeclarations]: Found specification of procedure ux500_dma_controller_stop [2022-11-22 01:16:07,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ux500_dma_controller_stop [2022-11-22 01:16:07,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-22 01:16:07,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-22 01:16:07,583 INFO L130 BoogieDeclarations]: Found specification of procedure musb_bus_suspend [2022-11-22 01:16:07,583 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_bus_suspend [2022-11-22 01:16:07,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-22 01:16:07,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-22 01:16:07,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 01:16:07,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-22 01:16:07,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-22 01:16:07,584 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_setup [2022-11-22 01:16:07,585 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_setup [2022-11-22 01:16:07,589 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2022-11-22 01:16:07,589 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2022-11-22 01:16:07,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-22 01:16:07,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-22 01:16:07,589 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_to_musb [2022-11-22 01:16:07,589 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_to_musb [2022-11-22 01:16:07,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-22 01:16:07,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-22 01:16:07,590 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_vbus_draw [2022-11-22 01:16:07,591 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_vbus_draw [2022-11-22 01:16:07,591 INFO L130 BoogieDeclarations]: Found specification of procedure musb_suspend [2022-11-22 01:16:07,591 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_suspend [2022-11-22 01:16:07,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 01:16:07,591 INFO L130 BoogieDeclarations]: Found specification of procedure musb_exit_debugfs [2022-11-22 01:16:07,592 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_exit_debugfs [2022-11-22 01:16:07,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-22 01:16:07,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-22 01:16:07,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 01:16:07,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 01:16:07,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 01:16:07,592 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-22 01:16:07,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-22 01:16:07,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 01:16:07,593 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_txfifoadd [2022-11-22 01:16:07,593 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_txfifoadd [2022-11-22 01:16:07,593 INFO L130 BoogieDeclarations]: Found specification of procedure to_musb_ep [2022-11-22 01:16:07,593 INFO L138 BoogieDeclarations]: Found implementation of procedure to_musb_ep [2022-11-22 01:16:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure usb_otg_state_string [2022-11-22 01:16:07,594 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_otg_state_string [2022-11-22 01:16:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-22 01:16:07,594 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-22 01:16:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure musb_otg_timer_func [2022-11-22 01:16:07,594 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_otg_timer_func [2022-11-22 01:16:07,595 INFO L130 BoogieDeclarations]: Found specification of procedure musb_save_toggle [2022-11-22 01:16:07,595 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_save_toggle [2022-11-22 01:16:07,595 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-22 01:16:07,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-22 01:16:07,595 INFO L130 BoogieDeclarations]: Found specification of procedure musb_start_urb [2022-11-22 01:16:07,595 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_start_urb [2022-11-22 01:16:07,596 INFO L130 BoogieDeclarations]: Found specification of procedure ep_config_from_table [2022-11-22 01:16:07,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_config_from_table [2022-11-22 01:16:07,596 INFO L130 BoogieDeclarations]: Found specification of procedure musb_load_testpacket [2022-11-22 01:16:07,596 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_load_testpacket [2022-11-22 01:16:07,597 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_rxfunaddr [2022-11-22 01:16:07,597 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_rxfunaddr [2022-11-22 01:16:07,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_13_2 [2022-11-22 01:16:07,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_13_2 [2022-11-22 01:16:07,597 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-22 01:16:07,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-22 01:16:07,598 INFO L130 BoogieDeclarations]: Found specification of procedure musb_h_get_frame_number [2022-11-22 01:16:07,598 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_h_get_frame_number [2022-11-22 01:16:07,598 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_txhubaddr [2022-11-22 01:16:07,598 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_txhubaddr [2022-11-22 01:16:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 01:16:07,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 01:16:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_ep0_disable [2022-11-22 01:16:07,599 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_ep0_disable [2022-11-22 01:16:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-22 01:16:07,599 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-22 01:16:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure musb_free_temp_buffer [2022-11-22 01:16:07,600 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_free_temp_buffer [2022-11-22 01:16:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_rxhubaddr [2022-11-22 01:16:07,600 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_rxhubaddr [2022-11-22 01:16:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 01:16:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~~u8~0~X~~dma_addr_t~0~X~~u32~0~TO~int [2022-11-22 01:16:07,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~~u8~0~X~~dma_addr_t~0~X~~u32~0~TO~int [2022-11-22 01:16:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_ep0_dequeue [2022-11-22 01:16:07,601 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_ep0_dequeue [2022-11-22 01:16:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~TO~VOID [2022-11-22 01:16:07,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~TO~VOID [2022-11-22 01:16:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure musb_read_target_reg_base [2022-11-22 01:16:07,601 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_read_target_reg_base [2022-11-22 01:16:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure musb_init_controller [2022-11-22 01:16:07,602 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_init_controller [2022-11-22 01:16:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-22 01:16:07,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-22 01:16:07,615 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_map_urb_for_dma [2022-11-22 01:16:07,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_map_urb_for_dma [2022-11-22 01:16:07,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 01:16:07,615 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 01:16:07,615 INFO L130 BoogieDeclarations]: Found specification of procedure musb_stop [2022-11-22 01:16:07,615 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_stop [2022-11-22 01:16:07,615 INFO L130 BoogieDeclarations]: Found specification of procedure dma_release_channel [2022-11-22 01:16:07,616 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_release_channel [2022-11-22 01:16:07,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-22 01:16:07,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-22 01:16:07,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-22 01:16:07,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-22 01:16:07,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 01:16:07,616 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2022-11-22 01:16:07,616 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2022-11-22 01:16:07,617 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-22 01:16:07,617 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-22 01:16:07,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-22 01:16:07,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-22 01:16:07,617 INFO L130 BoogieDeclarations]: Found specification of procedure musb_restore_context [2022-11-22 01:16:07,617 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_restore_context [2022-11-22 01:16:07,617 INFO L130 BoogieDeclarations]: Found specification of procedure next_request [2022-11-22 01:16:07,617 INFO L138 BoogieDeclarations]: Found implementation of procedure next_request [2022-11-22 01:16:07,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 01:16:07,618 INFO L130 BoogieDeclarations]: Found specification of procedure dma_channel_status [2022-11-22 01:16:07,618 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_channel_status [2022-11-22 01:16:07,618 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_exit [2022-11-22 01:16:07,618 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_exit [2022-11-22 01:16:07,618 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2022-11-22 01:16:07,618 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_dequeue [2022-11-22 01:16:07,618 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_dequeue [2022-11-22 01:16:07,618 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-22 01:16:07,619 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-22 01:16:07,619 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-22 01:16:07,619 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-22 01:16:07,619 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_fifo [2022-11-22 01:16:07,619 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_fifo [2022-11-22 01:16:07,619 INFO L130 BoogieDeclarations]: Found specification of procedure musb_h_ep0_irq [2022-11-22 01:16:07,619 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_h_ep0_irq [2022-11-22 01:16:07,619 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-22 01:16:07,620 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-22 01:16:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure musb_dma_completion [2022-11-22 01:16:07,620 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_dma_completion [2022-11-22 01:16:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure next_urb [2022-11-22 01:16:07,620 INFO L138 BoogieDeclarations]: Found implementation of procedure next_urb [2022-11-22 01:16:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-22 01:16:07,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-22 01:16:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_start [2022-11-22 01:16:07,621 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_start [2022-11-22 01:16:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure musb_h_stop [2022-11-22 01:16:07,621 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_h_stop [2022-11-22 01:16:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_set_self_powered [2022-11-22 01:16:07,621 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_set_self_powered [2022-11-22 01:16:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure musb_bulk_nak_timeout [2022-11-22 01:16:07,621 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_bulk_nak_timeout [2022-11-22 01:16:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-22 01:16:07,622 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-22 01:16:07,622 INFO L130 BoogieDeclarations]: Found specification of procedure musb_read_fifo [2022-11-22 01:16:07,622 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_read_fifo [2022-11-22 01:16:07,622 INFO L130 BoogieDeclarations]: Found specification of procedure musb_advance_schedule [2022-11-22 01:16:07,622 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_advance_schedule [2022-11-22 01:16:07,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-22 01:16:07,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-22 01:16:07,622 INFO L130 BoogieDeclarations]: Found specification of procedure musb_runtime_suspend [2022-11-22 01:16:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_runtime_suspend [2022-11-22 01:16:07,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-22 01:16:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-22 01:16:07,623 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_disable [2022-11-22 01:16:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_disable [2022-11-22 01:16:07,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_musb [2022-11-22 01:16:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_musb [2022-11-22 01:16:07,623 INFO L130 BoogieDeclarations]: Found specification of procedure txstate [2022-11-22 01:16:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure txstate [2022-11-22 01:16:07,623 INFO L130 BoogieDeclarations]: Found specification of procedure usb_phy_vbus_on [2022-11-22 01:16:07,624 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_phy_vbus_on [2022-11-22 01:16:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_cleanup [2022-11-22 01:16:07,639 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_cleanup [2022-11-22 01:16:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 01:16:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_disable [2022-11-22 01:16:07,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_disable [2022-11-22 01:16:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 01:16:07,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 01:16:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_idle [2022-11-22 01:16:07,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_idle [2022-11-22 01:16:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_96 [2022-11-22 01:16:07,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_96 [2022-11-22 01:16:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure ux500_dma_channel_program [2022-11-22 01:16:07,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ux500_dma_channel_program [2022-11-22 01:16:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_musb [2022-11-22 01:16:07,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_musb [2022-11-22 01:16:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure dma_async_issue_pending [2022-11-22 01:16:07,641 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_async_issue_pending [2022-11-22 01:16:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_stop [2022-11-22 01:16:07,641 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_stop [2022-11-22 01:16:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_ep0_enable [2022-11-22 01:16:07,641 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_ep0_enable [2022-11-22 01:16:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure usb_urb_dir_in [2022-11-22 01:16:07,641 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_urb_dir_in [2022-11-22 01:16:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure musb_mode_show [2022-11-22 01:16:07,642 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_mode_show [2022-11-22 01:16:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure strstarts [2022-11-22 01:16:07,642 INFO L138 BoogieDeclarations]: Found implementation of procedure strstarts [2022-11-22 01:16:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure rxstate [2022-11-22 01:16:07,642 INFO L138 BoogieDeclarations]: Found implementation of procedure rxstate [2022-11-22 01:16:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_enable [2022-11-22 01:16:07,642 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_enable [2022-11-22 01:16:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-22 01:16:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure device_init_wakeup [2022-11-22 01:16:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure device_init_wakeup [2022-11-22 01:16:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_txhubport [2022-11-22 01:16:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_txhubport [2022-11-22 01:16:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure musb_tx_dma_program [2022-11-22 01:16:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_tx_dma_program [2022-11-22 01:16:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure musb_generic_disable [2022-11-22 01:16:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_generic_disable [2022-11-22 01:16:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_enable [2022-11-22 01:16:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_enable [2022-11-22 01:16:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure unmap_dma_buffer [2022-11-22 01:16:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure unmap_dma_buffer [2022-11-22 01:16:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2022-11-22 01:16:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2022-11-22 01:16:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-22 01:16:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-22 01:16:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-22 01:16:07,645 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-22 01:16:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_set_mode [2022-11-22 01:16:07,645 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_set_mode [2022-11-22 01:16:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_ep0_halt [2022-11-22 01:16:07,645 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_ep0_halt [2022-11-22 01:16:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_ep0_irq [2022-11-22 01:16:07,645 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_ep0_irq [2022-11-22 01:16:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 01:16:07,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 01:16:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure forward_to_driver [2022-11-22 01:16:07,646 INFO L138 BoogieDeclarations]: Found implementation of procedure forward_to_driver [2022-11-22 01:16:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure musb_h_flush_rxfifo [2022-11-22 01:16:07,646 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_h_flush_rxfifo [2022-11-22 01:16:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-11-22 01:16:07,646 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-11-22 01:16:07,647 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_try_idle [2022-11-22 01:16:07,647 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_try_idle [2022-11-22 01:16:07,647 INFO L130 BoogieDeclarations]: Found specification of procedure init_peripheral_ep [2022-11-22 01:16:07,647 INFO L138 BoogieDeclarations]: Found implementation of procedure init_peripheral_ep [2022-11-22 01:16:07,647 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_txfifosz [2022-11-22 01:16:07,647 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_txfifosz [2022-11-22 01:16:07,647 INFO L130 BoogieDeclarations]: Found specification of procedure musb_remove [2022-11-22 01:16:07,647 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_remove [2022-11-22 01:16:07,648 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_txfunaddr [2022-11-22 01:16:07,648 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_txfunaddr [2022-11-22 01:16:07,648 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~~u8~0 [2022-11-22 01:16:07,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~~u8~0 [2022-11-22 01:16:07,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-22 01:16:07,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-22 01:16:07,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-22 01:16:07,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-22 01:16:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unmap_urb_for_dma [2022-11-22 01:16:07,649 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unmap_urb_for_dma [2022-11-22 01:16:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure musb_hub_status_data [2022-11-22 01:16:07,649 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_hub_status_data [2022-11-22 01:16:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-22 01:16:07,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-22 01:16:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2022-11-22 01:16:07,649 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2022-11-22 01:16:07,650 INFO L130 BoogieDeclarations]: Found specification of procedure musb_free [2022-11-22 01:16:07,650 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_free [2022-11-22 01:16:07,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-22 01:16:07,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-22 01:16:07,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-22 01:16:07,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-22 01:16:07,650 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-11-22 01:16:07,650 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2022-11-22 01:16:07,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 01:16:07,651 INFO L130 BoogieDeclarations]: Found specification of procedure musb_cleanup_urb [2022-11-22 01:16:07,651 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_cleanup_urb [2022-11-22 01:16:07,651 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~u8~0~TO~~u32~0 [2022-11-22 01:16:07,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~u8~0~TO~~u32~0 [2022-11-22 01:16:07,651 INFO L130 BoogieDeclarations]: Found specification of procedure ep_config_from_hw [2022-11-22 01:16:07,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_config_from_hw [2022-11-22 01:16:07,651 INFO L130 BoogieDeclarations]: Found specification of procedure otg_set_peripheral [2022-11-22 01:16:07,651 INFO L138 BoogieDeclarations]: Found implementation of procedure otg_set_peripheral [2022-11-22 01:16:07,652 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-22 01:16:07,652 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-22 01:16:07,652 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-22 01:16:07,652 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-22 01:16:07,652 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2022-11-22 01:16:07,652 INFO L130 BoogieDeclarations]: Found specification of procedure musb_resume [2022-11-22 01:16:07,652 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_resume [2022-11-22 01:16:07,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 01:16:07,653 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-22 01:16:07,653 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-22 01:16:07,653 INFO L130 BoogieDeclarations]: Found specification of procedure service_zero_data_request [2022-11-22 01:16:07,653 INFO L138 BoogieDeclarations]: Found implementation of procedure service_zero_data_request [2022-11-22 01:16:07,653 INFO L130 BoogieDeclarations]: Found specification of procedure musb_ep_set_qh [2022-11-22 01:16:07,653 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_ep_set_qh [2022-11-22 01:16:07,653 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-22 01:16:07,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-22 01:16:07,654 INFO L130 BoogieDeclarations]: Found specification of procedure ux500_dma_channel_abort [2022-11-22 01:16:07,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ux500_dma_channel_abort [2022-11-22 01:16:07,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 01:16:07,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-22 01:16:07,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-22 01:16:07,654 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_fifo_flush [2022-11-22 01:16:07,654 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_fifo_flush [2022-11-22 01:16:07,654 INFO L130 BoogieDeclarations]: Found specification of procedure musb_hnp_stop [2022-11-22 01:16:07,671 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_hnp_stop [2022-11-22 01:16:07,671 INFO L130 BoogieDeclarations]: Found specification of procedure dma_controller_destroy [2022-11-22 01:16:07,671 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_controller_destroy [2022-11-22 01:16:07,671 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_reset [2022-11-22 01:16:07,671 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_reset [2022-11-22 01:16:07,671 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2022-11-22 01:16:07,671 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2022-11-22 01:16:07,672 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_pullup [2022-11-22 01:16:07,672 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_pullup [2022-11-22 01:16:07,672 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-22 01:16:07,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-22 01:16:07,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-22 01:16:07,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-22 01:16:07,672 INFO L130 BoogieDeclarations]: Found specification of procedure musb_h_tx_flush_fifo [2022-11-22 01:16:07,672 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_h_tx_flush_fifo [2022-11-22 01:16:07,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 01:16:07,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 01:16:07,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-22 01:16:07,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-22 01:16:07,673 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~~u8~0~TO~VOID [2022-11-22 01:16:07,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~~u8~0~TO~VOID [2022-11-22 01:16:07,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_17_2 [2022-11-22 01:16:07,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_17_2 [2022-11-22 01:16:07,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-22 01:16:07,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-22 01:16:07,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-22 01:16:07,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-22 01:16:07,674 INFO L130 BoogieDeclarations]: Found specification of procedure first_qh [2022-11-22 01:16:07,674 INFO L138 BoogieDeclarations]: Found implementation of procedure first_qh [2022-11-22 01:16:07,674 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2022-11-22 01:16:07,674 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2022-11-22 01:16:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-22 01:16:07,675 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-22 01:16:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-22 01:16:07,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-22 01:16:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure nuke [2022-11-22 01:16:07,675 INFO L138 BoogieDeclarations]: Found implementation of procedure nuke [2022-11-22 01:16:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure musb_start [2022-11-22 01:16:07,675 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_start [2022-11-22 01:16:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_rx [2022-11-22 01:16:07,676 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_rx [2022-11-22 01:16:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_poll_rh_status [2022-11-22 01:16:07,676 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_poll_rh_status [2022-11-22 01:16:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-11-22 01:16:07,676 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-11-22 01:16:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure musb_runtime_resume [2022-11-22 01:16:07,676 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_runtime_resume [2022-11-22 01:16:07,677 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_streq [2022-11-22 01:16:07,677 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_streq [2022-11-22 01:16:07,677 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~~u16~0 [2022-11-22 01:16:07,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~~u16~0 [2022-11-22 01:16:07,677 INFO L130 BoogieDeclarations]: Found specification of procedure musb_host_rx [2022-11-22 01:16:07,677 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_host_rx [2022-11-22 01:16:07,677 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 01:16:07,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 01:16:07,678 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-22 01:16:07,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-22 01:16:07,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_97 [2022-11-22 01:16:07,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_97 [2022-11-22 01:16:07,678 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_stop [2022-11-22 01:16:07,678 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_stop [2022-11-22 01:16:07,678 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_tx [2022-11-22 01:16:07,679 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_tx [2022-11-22 01:16:07,679 INFO L130 BoogieDeclarations]: Found specification of procedure musb_host_packet_rx [2022-11-22 01:16:07,679 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_host_packet_rx [2022-11-22 01:16:07,679 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-22 01:16:07,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-22 01:16:07,679 INFO L130 BoogieDeclarations]: Found specification of procedure decode_ep0stage [2022-11-22 01:16:07,679 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_ep0stage [2022-11-22 01:16:07,679 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_set_maxpacket_limit [2022-11-22 01:16:07,680 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_set_maxpacket_limit [2022-11-22 01:16:07,680 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_set_halt [2022-11-22 01:16:07,680 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_set_halt [2022-11-22 01:16:07,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-22 01:16:07,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-22 01:16:07,680 INFO L130 BoogieDeclarations]: Found specification of procedure musb_bus_resume [2022-11-22 01:16:07,680 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_bus_resume [2022-11-22 01:16:07,680 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-22 01:16:07,681 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-22 01:16:07,681 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-11-22 01:16:07,681 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-11-22 01:16:07,681 INFO L130 BoogieDeclarations]: Found specification of procedure musb_alloc_request [2022-11-22 01:16:07,681 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_alloc_request [2022-11-22 01:16:07,681 INFO L130 BoogieDeclarations]: Found specification of procedure musb_read_ulpi_buscontrol [2022-11-22 01:16:07,681 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_read_ulpi_buscontrol [2022-11-22 01:16:07,681 INFO L130 BoogieDeclarations]: Found specification of procedure stop_activity [2022-11-22 01:16:07,682 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_activity [2022-11-22 01:16:07,682 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_set_halt [2022-11-22 01:16:07,682 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_set_halt [2022-11-22 01:16:07,682 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_musb [2022-11-22 01:16:07,682 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_musb [2022-11-22 01:16:07,682 INFO L130 BoogieDeclarations]: Found specification of procedure ux500_configure_channel [2022-11-22 01:16:07,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ux500_configure_channel [2022-11-22 01:16:07,682 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_rxfifoadd [2022-11-22 01:16:07,682 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_rxfifoadd [2022-11-22 01:16:07,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 01:16:07,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 01:16:07,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 01:16:07,683 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-22 01:16:07,683 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-22 01:16:07,683 INFO L130 BoogieDeclarations]: Found specification of procedure musb_port_suspend [2022-11-22 01:16:07,683 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_port_suspend [2022-11-22 01:16:07,684 INFO L130 BoogieDeclarations]: Found specification of procedure musb_port_reset [2022-11-22 01:16:07,684 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_port_reset [2022-11-22 01:16:07,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-22 01:16:07,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-22 01:16:07,684 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2022-11-22 01:16:07,684 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2022-11-22 01:16:07,699 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-22 01:16:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-22 01:16:07,699 INFO L130 BoogieDeclarations]: Found specification of procedure musb_probe [2022-11-22 01:16:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_probe [2022-11-22 01:16:07,699 INFO L130 BoogieDeclarations]: Found specification of procedure musb_host_tx [2022-11-22 01:16:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_host_tx [2022-11-22 01:16:07,700 INFO L130 BoogieDeclarations]: Found specification of procedure musb_host_cleanup [2022-11-22 01:16:07,700 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_host_cleanup [2022-11-22 01:16:07,700 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2022-11-22 01:16:07,700 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2022-11-22 01:16:07,700 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_get_sync [2022-11-22 01:16:07,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_get_sync [2022-11-22 01:16:07,700 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_musb [2022-11-22 01:16:07,700 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_musb [2022-11-22 01:16:07,701 INFO L130 BoogieDeclarations]: Found specification of procedure musb_free_request [2022-11-22 01:16:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_free_request [2022-11-22 01:16:07,701 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_init [2022-11-22 01:16:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_init [2022-11-22 01:16:07,701 INFO L130 BoogieDeclarations]: Found specification of procedure musb_h_start [2022-11-22 01:16:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_h_start [2022-11-22 01:16:07,701 INFO L130 BoogieDeclarations]: Found specification of procedure musb_save_context [2022-11-22 01:16:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_save_context [2022-11-22 01:16:07,702 INFO L130 BoogieDeclarations]: Found specification of procedure ux500_dma_channel_release [2022-11-22 01:16:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ux500_dma_channel_release [2022-11-22 01:16:07,702 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_ep0_giveback [2022-11-22 01:16:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_ep0_giveback [2022-11-22 01:16:07,702 INFO L130 BoogieDeclarations]: Found specification of procedure next_in_request [2022-11-22 01:16:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure next_in_request [2022-11-22 01:16:07,702 INFO L130 BoogieDeclarations]: Found specification of procedure list_is_singular [2022-11-22 01:16:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure list_is_singular [2022-11-22 01:16:07,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 01:16:07,703 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_set_wedge [2022-11-22 01:16:07,703 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_set_wedge [2022-11-22 01:16:07,703 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~u8~0~X~~u16~0~TO~~u32~0 [2022-11-22 01:16:07,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~u8~0~X~~u16~0~TO~~u32~0 [2022-11-22 01:16:07,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-22 01:16:07,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-22 01:16:07,703 INFO L130 BoogieDeclarations]: Found specification of procedure to_musb_request [2022-11-22 01:16:07,704 INFO L138 BoogieDeclarations]: Found implementation of procedure to_musb_request [2022-11-22 01:16:07,704 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_next [2022-11-22 01:16:07,704 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_next [2022-11-22 01:16:07,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-22 01:16:07,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-22 01:16:07,704 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_rxfifosz [2022-11-22 01:16:07,704 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_rxfifosz [2022-11-22 01:16:07,705 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_giveback [2022-11-22 01:16:07,705 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_giveback [2022-11-22 01:16:07,705 INFO L130 BoogieDeclarations]: Found specification of procedure otg_set_host [2022-11-22 01:16:07,705 INFO L138 BoogieDeclarations]: Found implementation of procedure otg_set_host [2022-11-22 01:16:07,705 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_get_frame [2022-11-22 01:16:07,705 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_get_frame [2022-11-22 01:16:07,705 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2022-11-22 01:16:07,705 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2022-11-22 01:16:07,706 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2022-11-22 01:16:07,706 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2022-11-22 01:16:07,706 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-22 01:16:07,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-22 01:16:07,706 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~~u16~0~TO~VOID [2022-11-22 01:16:07,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~~u16~0~TO~VOID [2022-11-22 01:16:07,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-22 01:16:07,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-22 01:16:07,707 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 01:16:07,707 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 01:16:07,707 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-11-22 01:16:07,707 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-11-22 01:16:07,707 INFO L130 BoogieDeclarations]: Found specification of procedure musb_recover_work [2022-11-22 01:16:07,707 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_recover_work [2022-11-22 01:16:07,707 INFO L130 BoogieDeclarations]: Found specification of procedure musb_host_setup [2022-11-22 01:16:07,707 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_host_setup [2022-11-22 01:16:07,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-22 01:16:07,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-22 01:16:07,708 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-11-22 01:16:07,708 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-11-22 01:16:07,708 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_ulpi_buscontrol [2022-11-22 01:16:07,708 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_ulpi_buscontrol [2022-11-22 01:16:07,708 INFO L130 BoogieDeclarations]: Found specification of procedure musb_test_mode_open [2022-11-22 01:16:07,708 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_test_mode_open [2022-11-22 01:16:07,709 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-22 01:16:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-22 01:16:07,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_97 [2022-11-22 01:16:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_97 [2022-11-22 01:16:07,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-22 01:16:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-22 01:16:07,709 INFO L130 BoogieDeclarations]: Found specification of procedure usb_phy_set_power [2022-11-22 01:16:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_phy_set_power [2022-11-22 01:16:07,710 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_set_vbus [2022-11-22 01:16:07,710 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_set_vbus [2022-11-22 01:16:07,710 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_rxhubport [2022-11-22 01:16:07,710 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_rxhubport [2022-11-22 01:16:07,710 INFO L130 BoogieDeclarations]: Found specification of procedure musb_giveback [2022-11-22 01:16:07,710 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_giveback [2022-11-22 01:16:07,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_13 [2022-11-22 01:16:07,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_13 [2022-11-22 01:16:07,711 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-22 01:16:07,711 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-22 01:16:07,711 INFO L130 BoogieDeclarations]: Found specification of procedure musb_ep_program [2022-11-22 01:16:07,711 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_ep_program [2022-11-22 01:16:07,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-22 01:16:07,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-22 01:16:07,711 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-22 01:16:07,711 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-22 01:16:07,712 INFO L130 BoogieDeclarations]: Found specification of procedure musb_shutdown [2022-11-22 01:16:07,712 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_shutdown [2022-11-22 01:16:07,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-22 01:16:07,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-22 01:16:07,712 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-22 01:16:07,712 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-22 01:16:07,712 INFO L130 BoogieDeclarations]: Found specification of procedure ux500_dma_callback [2022-11-22 01:16:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ux500_dma_callback [2022-11-22 01:16:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-22 01:16:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-22 01:16:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure dmaengine_slave_config [2022-11-22 01:16:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure dmaengine_slave_config [2022-11-22 01:16:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure musb_regdump_open [2022-11-22 01:16:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_regdump_open [2022-11-22 01:16:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 01:16:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 01:16:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 01:16:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure dmaengine_terminate_all [2022-11-22 01:16:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure dmaengine_terminate_all [2022-11-22 01:16:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure musb_pullup [2022-11-22 01:16:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_pullup [2022-11-22 01:16:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure ux500_dma_is_compatible [2022-11-22 01:16:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ux500_dma_is_compatible [2022-11-22 01:16:10,103 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 01:16:10,110 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 01:16:11,715 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 01:16:32,445 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 01:16:38,636 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 01:16:38,637 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-22 01:16:38,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:16:38 BoogieIcfgContainer [2022-11-22 01:16:38,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 01:16:38,646 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 01:16:38,646 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 01:16:38,649 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 01:16:38,650 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:15:54" (1/3) ... [2022-11-22 01:16:38,651 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74c4e865 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:16:38, skipping insertion in model container [2022-11-22 01:16:38,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:16:05" (2/3) ... [2022-11-22 01:16:38,652 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74c4e865 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:16:38, skipping insertion in model container [2022-11-22 01:16:38,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:16:38" (3/3) ... [2022-11-22 01:16:38,654 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i [2022-11-22 01:16:38,674 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 01:16:38,674 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2022-11-22 01:16:38,826 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 01:16:38,833 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@567cdeca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 01:16:38,833 INFO L358 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2022-11-22 01:16:38,854 INFO L276 IsEmpty]: Start isEmpty. Operand has 4622 states, 2740 states have (on average 1.2985401459854014) internal successors, (3558), 2888 states have internal predecessors, (3558), 1578 states have call successors, (1578), 278 states have call predecessors, (1578), 277 states have return successors, (1567), 1540 states have call predecessors, (1567), 1567 states have call successors, (1567) [2022-11-22 01:16:38,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-22 01:16:38,866 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:16:38,868 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-22 01:16:38,869 INFO L420 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 26 more)] === [2022-11-22 01:16:38,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:16:38,877 INFO L85 PathProgramCache]: Analyzing trace with hash 316055943, now seen corresponding path program 1 times [2022-11-22 01:16:38,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:16:38,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239515032] [2022-11-22 01:16:38,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:16:38,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:16:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:16:41,099 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 01:16:41,099 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:16:41,100 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239515032] [2022-11-22 01:16:41,100 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239515032] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:16:41,100 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:16:41,101 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:16:41,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899248727] [2022-11-22 01:16:41,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:16:41,108 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:16:41,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:16:41,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:16:41,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:16:41,168 INFO L87 Difference]: Start difference. First operand has 4622 states, 2740 states have (on average 1.2985401459854014) internal successors, (3558), 2888 states have internal predecessors, (3558), 1578 states have call successors, (1578), 278 states have call predecessors, (1578), 277 states have return successors, (1567), 1540 states have call predecessors, (1567), 1567 states have call successors, (1567) Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-22 01:16:43,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:16:45,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:16:53,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:16:58,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:17:00,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:17:04,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:17:04,135 INFO L93 Difference]: Finished difference Result 12078 states and 17904 transitions. [2022-11-22 01:17:04,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:17:04,138 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 47 [2022-11-22 01:17:04,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:17:04,220 INFO L225 Difference]: With dead ends: 12078 [2022-11-22 01:17:04,220 INFO L226 Difference]: Without dead ends: 7456 [2022-11-22 01:17:04,272 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:17:04,277 INFO L413 NwaCegarLoop]: 9191 mSDtfsCounter, 5936 mSDsluCounter, 13375 mSDsCounter, 0 mSdLazyCounter, 2916 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5942 SdHoareTripleChecker+Valid, 22566 SdHoareTripleChecker+Invalid, 2920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2916 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.9s IncrementalHoareTripleChecker+Time [2022-11-22 01:17:04,278 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5942 Valid, 22566 Invalid, 2920 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [0 Valid, 2916 Invalid, 4 Unknown, 0 Unchecked, 21.9s Time] [2022-11-22 01:17:04,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7456 states. [2022-11-22 01:17:05,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7456 to 7444. [2022-11-22 01:17:05,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7444 states, 4427 states have (on average 1.2785181838716964) internal successors, (5660), 4615 states have internal predecessors, (5660), 2491 states have call successors, (2491), 501 states have call predecessors, (2491), 499 states have return successors, (2490), 2446 states have call predecessors, (2490), 2489 states have call successors, (2490) [2022-11-22 01:17:05,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7444 states to 7444 states and 10641 transitions. [2022-11-22 01:17:05,350 INFO L78 Accepts]: Start accepts. Automaton has 7444 states and 10641 transitions. Word has length 47 [2022-11-22 01:17:05,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:17:05,351 INFO L495 AbstractCegarLoop]: Abstraction has 7444 states and 10641 transitions. [2022-11-22 01:17:05,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-22 01:17:05,352 INFO L276 IsEmpty]: Start isEmpty. Operand 7444 states and 10641 transitions. [2022-11-22 01:17:05,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-22 01:17:05,358 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:17:05,358 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-22 01:17:05,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 01:17:05,359 INFO L420 AbstractCegarLoop]: === Iteration 2 === 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 26 more)] === [2022-11-22 01:17:05,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:17:05,360 INFO L85 PathProgramCache]: Analyzing trace with hash -503660936, now seen corresponding path program 1 times [2022-11-22 01:17:05,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:17:05,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572565720] [2022-11-22 01:17:05,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:17:05,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:17:05,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:17:06,854 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 01:17:06,854 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:17:06,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572565720] [2022-11-22 01:17:06,855 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572565720] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:17:06,855 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:17:06,855 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:17:06,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964394814] [2022-11-22 01:17:06,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:17:06,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:17:06,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:17:06,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:17:06,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:17:06,860 INFO L87 Difference]: Start difference. First operand 7444 states and 10641 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-22 01:17:09,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:17:11,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:17:19,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:17:24,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:17:26,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:17:28,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:17:28,412 INFO L93 Difference]: Finished difference Result 10247 states and 14592 transitions. [2022-11-22 01:17:28,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:17:28,413 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 52 [2022-11-22 01:17:28,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:17:28,481 INFO L225 Difference]: With dead ends: 10247 [2022-11-22 01:17:28,481 INFO L226 Difference]: Without dead ends: 10245 [2022-11-22 01:17:28,489 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:17:28,490 INFO L413 NwaCegarLoop]: 9144 mSDtfsCounter, 5882 mSDsluCounter, 13326 mSDsCounter, 0 mSdLazyCounter, 2904 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5889 SdHoareTripleChecker+Valid, 22470 SdHoareTripleChecker+Invalid, 2908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2904 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.0s IncrementalHoareTripleChecker+Time [2022-11-22 01:17:28,490 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5889 Valid, 22470 Invalid, 2908 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2904 Invalid, 4 Unknown, 0 Unchecked, 21.0s Time] [2022-11-22 01:17:28,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10245 states. [2022-11-22 01:17:29,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10245 to 10232. [2022-11-22 01:17:29,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10232 states, 6091 states have (on average 1.2763093088162862) internal successors, (7774), 6330 states have internal predecessors, (7774), 3404 states have call successors, (3404), 715 states have call predecessors, (3404), 711 states have return successors, (3404), 3342 states have call predecessors, (3404), 3402 states have call successors, (3404) [2022-11-22 01:17:29,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10232 states to 10232 states and 14582 transitions. [2022-11-22 01:17:29,203 INFO L78 Accepts]: Start accepts. Automaton has 10232 states and 14582 transitions. Word has length 52 [2022-11-22 01:17:29,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:17:29,205 INFO L495 AbstractCegarLoop]: Abstraction has 10232 states and 14582 transitions. [2022-11-22 01:17:29,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-22 01:17:29,206 INFO L276 IsEmpty]: Start isEmpty. Operand 10232 states and 14582 transitions. [2022-11-22 01:17:29,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-22 01:17:29,214 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:17:29,215 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:17:29,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 01:17:29,215 INFO L420 AbstractCegarLoop]: === Iteration 3 === 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 26 more)] === [2022-11-22 01:17:29,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:17:29,225 INFO L85 PathProgramCache]: Analyzing trace with hash -1000208627, now seen corresponding path program 1 times [2022-11-22 01:17:29,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:17:29,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977106957] [2022-11-22 01:17:29,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:17:29,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:17:29,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:17:30,497 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 01:17:30,497 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:17:30,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977106957] [2022-11-22 01:17:30,498 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977106957] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:17:30,498 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:17:30,498 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:17:30,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709413298] [2022-11-22 01:17:30,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:17:30,499 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:17:30,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:17:30,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:17:30,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:17:30,500 INFO L87 Difference]: Start difference. First operand 10232 states and 14582 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-22 01:17:33,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:17:35,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:17:41,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:17:43,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:17:46,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:17:49,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:17:50,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:17:51,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:17:56,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:17:57,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:17:59,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:17:59,259 INFO L93 Difference]: Finished difference Result 13220 states and 18815 transitions. [2022-11-22 01:17:59,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:17:59,261 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 57 [2022-11-22 01:17:59,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:17:59,337 INFO L225 Difference]: With dead ends: 13220 [2022-11-22 01:17:59,337 INFO L226 Difference]: Without dead ends: 13218 [2022-11-22 01:17:59,344 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:17:59,345 INFO L413 NwaCegarLoop]: 8923 mSDtfsCounter, 6163 mSDsluCounter, 13105 mSDsCounter, 0 mSdLazyCounter, 2793 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6167 SdHoareTripleChecker+Valid, 22028 SdHoareTripleChecker+Invalid, 2799 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2793 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.3s IncrementalHoareTripleChecker+Time [2022-11-22 01:17:59,345 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6167 Valid, 22028 Invalid, 2799 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2793 Invalid, 6 Unknown, 0 Unchecked, 28.3s Time] [2022-11-22 01:17:59,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13218 states. [2022-11-22 01:18:00,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13218 to 13206. [2022-11-22 01:18:00,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13206 states, 7870 states have (on average 1.2749682337992376) internal successors, (10034), 8165 states have internal predecessors, (10034), 4385 states have call successors, (4385), 931 states have call predecessors, (4385), 926 states have return successors, (4387), 4306 states have call predecessors, (4387), 4383 states have call successors, (4387) [2022-11-22 01:18:00,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13206 states to 13206 states and 18806 transitions. [2022-11-22 01:18:00,165 INFO L78 Accepts]: Start accepts. Automaton has 13206 states and 18806 transitions. Word has length 57 [2022-11-22 01:18:00,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:18:00,168 INFO L495 AbstractCegarLoop]: Abstraction has 13206 states and 18806 transitions. [2022-11-22 01:18:00,168 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-22 01:18:00,168 INFO L276 IsEmpty]: Start isEmpty. Operand 13206 states and 18806 transitions. [2022-11-22 01:18:00,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-22 01:18:00,172 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:18:00,172 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-22 01:18:00,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 01:18:00,173 INFO L420 AbstractCegarLoop]: === Iteration 4 === 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 26 more)] === [2022-11-22 01:18:00,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:18:00,174 INFO L85 PathProgramCache]: Analyzing trace with hash -895082529, now seen corresponding path program 1 times [2022-11-22 01:18:00,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:18:00,174 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190615323] [2022-11-22 01:18:00,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:18:00,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:18:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:18:01,620 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 01:18:01,620 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:18:01,621 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190615323] [2022-11-22 01:18:01,621 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190615323] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:18:01,621 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:18:01,621 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:18:01,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904895104] [2022-11-22 01:18:01,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:18:01,622 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:18:01,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:18:01,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:18:01,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:18:01,623 INFO L87 Difference]: Start difference. First operand 13206 states and 18806 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-22 01:18:03,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:18:05,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:18:13,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:18:17,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:18:19,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:18:20,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:18:26,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:18:28,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:18:28,195 INFO L93 Difference]: Finished difference Result 13219 states and 18814 transitions. [2022-11-22 01:18:28,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:18:28,196 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 62 [2022-11-22 01:18:28,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:18:28,254 INFO L225 Difference]: With dead ends: 13219 [2022-11-22 01:18:28,254 INFO L226 Difference]: Without dead ends: 13217 [2022-11-22 01:18:28,261 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:18:28,262 INFO L413 NwaCegarLoop]: 9145 mSDtfsCounter, 5876 mSDsluCounter, 13327 mSDsCounter, 0 mSdLazyCounter, 2911 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5883 SdHoareTripleChecker+Valid, 22472 SdHoareTripleChecker+Invalid, 2915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2911 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.0s IncrementalHoareTripleChecker+Time [2022-11-22 01:18:28,262 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5883 Valid, 22472 Invalid, 2915 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2911 Invalid, 4 Unknown, 0 Unchecked, 26.0s Time] [2022-11-22 01:18:28,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13217 states. [2022-11-22 01:18:28,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13217 to 13204. [2022-11-22 01:18:28,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13204 states, 7869 states have (on average 1.2748760960731986) internal successors, (10032), 8163 states have internal predecessors, (10032), 4385 states have call successors, (4385), 931 states have call predecessors, (4385), 926 states have return successors, (4387), 4306 states have call predecessors, (4387), 4383 states have call successors, (4387) [2022-11-22 01:18:29,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13204 states to 13204 states and 18804 transitions. [2022-11-22 01:18:29,053 INFO L78 Accepts]: Start accepts. Automaton has 13204 states and 18804 transitions. Word has length 62 [2022-11-22 01:18:29,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:18:29,054 INFO L495 AbstractCegarLoop]: Abstraction has 13204 states and 18804 transitions. [2022-11-22 01:18:29,054 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-22 01:18:29,054 INFO L276 IsEmpty]: Start isEmpty. Operand 13204 states and 18804 transitions. [2022-11-22 01:18:29,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-22 01:18:29,057 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:18:29,057 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 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] [2022-11-22 01:18:29,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 01:18:29,058 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-22 01:18:29,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:18:29,059 INFO L85 PathProgramCache]: Analyzing trace with hash 1276127062, now seen corresponding path program 1 times [2022-11-22 01:18:29,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:18:29,059 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241289814] [2022-11-22 01:18:29,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:18:29,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:18:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:18:30,099 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-22 01:18:30,099 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:18:30,100 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241289814] [2022-11-22 01:18:30,100 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241289814] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:18:30,100 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:18:30,100 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:18:30,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488668894] [2022-11-22 01:18:30,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:18:30,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:18:30,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:18:30,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:18:30,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:18:30,103 INFO L87 Difference]: Start difference. First operand 13204 states and 18804 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-22 01:18:31,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:18:33,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:18:38,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:18:41,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:18:45,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:18:47,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:18:49,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:18:53,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:18:53,097 INFO L93 Difference]: Finished difference Result 26400 states and 37586 transitions. [2022-11-22 01:18:53,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:18:53,098 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 72 [2022-11-22 01:18:53,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:18:53,161 INFO L225 Difference]: With dead ends: 26400 [2022-11-22 01:18:53,161 INFO L226 Difference]: Without dead ends: 13212 [2022-11-22 01:18:53,219 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:18:53,220 INFO L413 NwaCegarLoop]: 8917 mSDtfsCounter, 6171 mSDsluCounter, 4182 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6173 SdHoareTripleChecker+Valid, 13099 SdHoareTripleChecker+Invalid, 1669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.3s IncrementalHoareTripleChecker+Time [2022-11-22 01:18:53,221 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6173 Valid, 13099 Invalid, 1669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1663 Invalid, 5 Unknown, 0 Unchecked, 22.3s Time] [2022-11-22 01:18:53,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13212 states. [2022-11-22 01:18:53,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13212 to 13200. [2022-11-22 01:18:53,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13200 states, 7866 states have (on average 1.2747266717518433) internal successors, (10027), 8159 states have internal predecessors, (10027), 4385 states have call successors, (4385), 931 states have call predecessors, (4385), 926 states have return successors, (4387), 4306 states have call predecessors, (4387), 4383 states have call successors, (4387) [2022-11-22 01:18:54,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13200 states to 13200 states and 18799 transitions. [2022-11-22 01:18:54,262 INFO L78 Accepts]: Start accepts. Automaton has 13200 states and 18799 transitions. Word has length 72 [2022-11-22 01:18:54,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:18:54,262 INFO L495 AbstractCegarLoop]: Abstraction has 13200 states and 18799 transitions. [2022-11-22 01:18:54,262 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-22 01:18:54,263 INFO L276 IsEmpty]: Start isEmpty. Operand 13200 states and 18799 transitions. [2022-11-22 01:18:54,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-22 01:18:54,264 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:18:54,264 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-22 01:18:54,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 01:18:54,264 INFO L420 AbstractCegarLoop]: === Iteration 6 === 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 26 more)] === [2022-11-22 01:18:54,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:18:54,265 INFO L85 PathProgramCache]: Analyzing trace with hash -885214790, now seen corresponding path program 1 times [2022-11-22 01:18:54,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:18:54,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431571783] [2022-11-22 01:18:54,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:18:54,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:18:54,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:18:55,403 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 01:18:55,404 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:18:55,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431571783] [2022-11-22 01:18:55,404 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431571783] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:18:55,404 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:18:55,404 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:18:55,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070359783] [2022-11-22 01:18:55,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:18:55,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:18:55,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:18:55,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:18:55,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:18:55,406 INFO L87 Difference]: Start difference. First operand 13200 states and 18799 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-22 01:18:57,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:18:59,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:19:07,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:19:09,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:19:16,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:19:19,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:19:21,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:19:23,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:19:23,042 INFO L93 Difference]: Finished difference Result 16168 states and 23003 transitions. [2022-11-22 01:19:23,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:19:23,043 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 67 [2022-11-22 01:19:23,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:19:23,119 INFO L225 Difference]: With dead ends: 16168 [2022-11-22 01:19:23,119 INFO L226 Difference]: Without dead ends: 16166 [2022-11-22 01:19:23,131 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:19:23,132 INFO L413 NwaCegarLoop]: 9359 mSDtfsCounter, 6123 mSDsluCounter, 13541 mSDsCounter, 0 mSdLazyCounter, 2939 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6127 SdHoareTripleChecker+Valid, 22900 SdHoareTripleChecker+Invalid, 2945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2939 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.9s IncrementalHoareTripleChecker+Time [2022-11-22 01:19:23,132 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6127 Valid, 22900 Invalid, 2945 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2939 Invalid, 6 Unknown, 0 Unchecked, 26.9s Time] [2022-11-22 01:19:23,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16166 states. [2022-11-22 01:19:24,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16166 to 16153. [2022-11-22 01:19:24,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16153 states, 9631 states have (on average 1.273907174748209) internal successors, (12269), 9980 states have internal predecessors, (12269), 5360 states have call successors, (5360), 1146 states have call predecessors, (5360), 1140 states have return successors, (5364), 5263 states have call predecessors, (5364), 5358 states have call successors, (5364) [2022-11-22 01:19:24,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16153 states to 16153 states and 22993 transitions. [2022-11-22 01:19:24,286 INFO L78 Accepts]: Start accepts. Automaton has 16153 states and 22993 transitions. Word has length 67 [2022-11-22 01:19:24,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:19:24,287 INFO L495 AbstractCegarLoop]: Abstraction has 16153 states and 22993 transitions. [2022-11-22 01:19:24,287 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-22 01:19:24,287 INFO L276 IsEmpty]: Start isEmpty. Operand 16153 states and 22993 transitions. [2022-11-22 01:19:24,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-22 01:19:24,288 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:19:24,289 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-22 01:19:24,289 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-22 01:19:24,289 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-22 01:19:24,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:19:24,290 INFO L85 PathProgramCache]: Analyzing trace with hash 1031287455, now seen corresponding path program 1 times [2022-11-22 01:19:24,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:19:24,290 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910105478] [2022-11-22 01:19:24,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:19:24,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:19:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:19:25,156 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-22 01:19:25,156 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:19:25,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910105478] [2022-11-22 01:19:25,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910105478] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:19:25,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [442185550] [2022-11-22 01:19:25,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:19:25,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:19:25,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:19:25,161 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:19:25,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 01:19:28,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:19:28,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 9135 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 01:19:28,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:19:28,615 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-22 01:19:28,615 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:19:28,616 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [442185550] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:19:28,616 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 01:19:28,627 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-22 01:19:28,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133031080] [2022-11-22 01:19:28,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:19:28,628 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:19:28,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:19:28,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:19:28,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-22 01:19:28,630 INFO L87 Difference]: Start difference. First operand 16153 states and 22993 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-22 01:19:30,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:19:32,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:19:38,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:19:41,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:19:44,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:19:44,732 INFO L93 Difference]: Finished difference Result 32299 states and 45965 transitions. [2022-11-22 01:19:44,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:19:44,734 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 77 [2022-11-22 01:19:44,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:19:44,818 INFO L225 Difference]: With dead ends: 32299 [2022-11-22 01:19:44,819 INFO L226 Difference]: Without dead ends: 16162 [2022-11-22 01:19:44,887 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-22 01:19:44,888 INFO L413 NwaCegarLoop]: 9134 mSDtfsCounter, 5872 mSDsluCounter, 4182 mSDsCounter, 0 mSdLazyCounter, 1719 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5877 SdHoareTripleChecker+Valid, 13316 SdHoareTripleChecker+Invalid, 1724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1719 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.4s IncrementalHoareTripleChecker+Time [2022-11-22 01:19:44,888 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5877 Valid, 13316 Invalid, 1724 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1719 Invalid, 4 Unknown, 0 Unchecked, 15.4s Time] [2022-11-22 01:19:44,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16162 states. [2022-11-22 01:19:46,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16162 to 16149. [2022-11-22 01:19:46,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16149 states, 9628 states have (on average 1.273784794349813) internal successors, (12264), 9976 states have internal predecessors, (12264), 5360 states have call successors, (5360), 1146 states have call predecessors, (5360), 1140 states have return successors, (5364), 5263 states have call predecessors, (5364), 5358 states have call successors, (5364) [2022-11-22 01:19:46,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16149 states to 16149 states and 22988 transitions. [2022-11-22 01:19:46,234 INFO L78 Accepts]: Start accepts. Automaton has 16149 states and 22988 transitions. Word has length 77 [2022-11-22 01:19:46,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:19:46,235 INFO L495 AbstractCegarLoop]: Abstraction has 16149 states and 22988 transitions. [2022-11-22 01:19:46,235 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-22 01:19:46,235 INFO L276 IsEmpty]: Start isEmpty. Operand 16149 states and 22988 transitions. [2022-11-22 01:19:46,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-22 01:19:46,238 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:19:46,238 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:19:46,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-22 01:19:46,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0d59a3-3dc2-4193-82be-f72c6055b0f5/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-11-22 01:19:46,460 INFO L420 AbstractCegarLoop]: === Iteration 8 === 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 26 more)] === [2022-11-22 01:19:46,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:19:46,460 INFO L85 PathProgramCache]: Analyzing trace with hash 122100209, now seen corresponding path program 1 times [2022-11-22 01:19:46,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:19:46,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399985827] [2022-11-22 01:19:46,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:19:46,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:19:46,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:19:47,548 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 01:19:47,549 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:19:47,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399985827] [2022-11-22 01:19:47,549 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399985827] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:19:47,549 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:19:47,549 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:19:47,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800134115] [2022-11-22 01:19:47,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:19:47,551 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:19:47,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:19:47,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:19:47,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:19:47,552 INFO L87 Difference]: Start difference. First operand 16149 states and 22988 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-22 01:19:49,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:19:51,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:20:02,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:20:03,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:20:05,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:20:11,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:20:13,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:20:13,284 INFO L93 Difference]: Finished difference Result 19134 states and 27211 transitions. [2022-11-22 01:20:13,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:20:13,286 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 72 [2022-11-22 01:20:13,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:20:13,349 INFO L225 Difference]: With dead ends: 19134 [2022-11-22 01:20:13,349 INFO L226 Difference]: Without dead ends: 19132 [2022-11-22 01:20:13,361 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:20:13,362 INFO L413 NwaCegarLoop]: 9358 mSDtfsCounter, 6137 mSDsluCounter, 13540 mSDsCounter, 0 mSdLazyCounter, 2949 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6140 SdHoareTripleChecker+Valid, 22898 SdHoareTripleChecker+Invalid, 2952 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2949 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.9s IncrementalHoareTripleChecker+Time [2022-11-22 01:20:13,363 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6140 Valid, 22898 Invalid, 2952 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2949 Invalid, 3 Unknown, 0 Unchecked, 24.9s Time] [2022-11-22 01:20:13,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19132 states. [2022-11-22 01:20:14,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19132 to 19120. [2022-11-22 01:20:14,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19120 states, 11404 states have (on average 1.273149772009821) internal successors, (14519), 11808 states have internal predecessors, (14519), 6339 states have call successors, (6339), 1363 states have call predecessors, (6339), 1357 states have return successors, (6344), 6225 states have call predecessors, (6344), 6337 states have call successors, (6344) [2022-11-22 01:20:14,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19120 states to 19120 states and 27202 transitions. [2022-11-22 01:20:14,961 INFO L78 Accepts]: Start accepts. Automaton has 19120 states and 27202 transitions. Word has length 72 [2022-11-22 01:20:14,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:20:14,963 INFO L495 AbstractCegarLoop]: Abstraction has 19120 states and 27202 transitions. [2022-11-22 01:20:14,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-22 01:20:14,964 INFO L276 IsEmpty]: Start isEmpty. Operand 19120 states and 27202 transitions. [2022-11-22 01:20:14,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-22 01:20:14,972 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:20:14,972 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:20:14,972 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-22 01:20:14,976 INFO L420 AbstractCegarLoop]: === Iteration 9 === 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 26 more)] === [2022-11-22 01:20:14,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:20:14,978 INFO L85 PathProgramCache]: Analyzing trace with hash -211144787, now seen corresponding path program 1 times [2022-11-22 01:20:14,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:20:14,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198947757] [2022-11-22 01:20:14,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:20:14,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:20:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:20:16,087 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 01:20:16,087 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:20:16,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198947757] [2022-11-22 01:20:16,087 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198947757] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:20:16,088 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:20:16,088 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:20:16,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023344720] [2022-11-22 01:20:16,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:20:16,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:20:16,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:20:16,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:20:16,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:20:16,090 INFO L87 Difference]: Start difference. First operand 19120 states and 27202 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-22 01:20:18,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:20:20,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:20:27,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:20:29,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:20:31,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:20:33,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:20:35,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:20:37,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:20:39,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:20:43,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:20:46,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:20:48,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:20:51,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:20:51,069 INFO L93 Difference]: Finished difference Result 29085 states and 41806 transitions. [2022-11-22 01:20:51,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 01:20:51,070 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 77 [2022-11-22 01:20:51,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:20:51,190 INFO L225 Difference]: With dead ends: 29085 [2022-11-22 01:20:51,191 INFO L226 Difference]: Without dead ends: 29083 [2022-11-22 01:20:51,207 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:20:51,208 INFO L413 NwaCegarLoop]: 9361 mSDtfsCounter, 6121 mSDsluCounter, 15330 mSDsCounter, 0 mSdLazyCounter, 3047 mSolverCounterSat, 1 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6123 SdHoareTripleChecker+Valid, 24691 SdHoareTripleChecker+Invalid, 3055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3047 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.7s IncrementalHoareTripleChecker+Time [2022-11-22 01:20:51,208 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6123 Valid, 24691 Invalid, 3055 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 3047 Invalid, 7 Unknown, 0 Unchecked, 33.7s Time] [2022-11-22 01:20:51,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29083 states. [2022-11-22 01:20:53,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29083 to 28911. [2022-11-22 01:20:53,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28911 states, 17243 states have (on average 1.2745461926578903) internal successors, (21977), 17865 states have internal predecessors, (21977), 9632 states have call successors, (9632), 2029 states have call predecessors, (9632), 2016 states have return successors, (10004), 9443 states have call predecessors, (10004), 9630 states have call successors, (10004) [2022-11-22 01:20:53,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28911 states to 28911 states and 41613 transitions. [2022-11-22 01:20:53,473 INFO L78 Accepts]: Start accepts. Automaton has 28911 states and 41613 transitions. Word has length 77 [2022-11-22 01:20:53,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:20:53,474 INFO L495 AbstractCegarLoop]: Abstraction has 28911 states and 41613 transitions. [2022-11-22 01:20:53,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-22 01:20:53,474 INFO L276 IsEmpty]: Start isEmpty. Operand 28911 states and 41613 transitions. [2022-11-22 01:20:53,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-22 01:20:53,476 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:20:53,476 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-22 01:20:53,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-22 01:20:53,477 INFO L420 AbstractCegarLoop]: === Iteration 10 === 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 26 more)] === [2022-11-22 01:20:53,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:20:53,477 INFO L85 PathProgramCache]: Analyzing trace with hash 364167878, now seen corresponding path program 1 times [2022-11-22 01:20:53,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:20:53,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116294736] [2022-11-22 01:20:53,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:20:53,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:20:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:20:54,764 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 01:20:54,764 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:20:54,764 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116294736] [2022-11-22 01:20:54,765 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116294736] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:20:54,765 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:20:54,765 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:20:54,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051502613] [2022-11-22 01:20:54,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:20:54,766 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:20:54,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:20:54,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:20:54,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:20:54,767 INFO L87 Difference]: Start difference. First operand 28911 states and 41613 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-22 01:20:57,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:20:59,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:21:07,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:21:11,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:21:13,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:21:16,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:21:20,639 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:21:22,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:21:22,857 INFO L93 Difference]: Finished difference Result 28924 states and 41621 transitions. [2022-11-22 01:21:22,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:21:22,858 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 82 [2022-11-22 01:21:22,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:21:22,944 INFO L225 Difference]: With dead ends: 28924 [2022-11-22 01:21:22,944 INFO L226 Difference]: Without dead ends: 28922 [2022-11-22 01:21:22,952 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:21:22,953 INFO L413 NwaCegarLoop]: 9356 mSDtfsCounter, 6137 mSDsluCounter, 13534 mSDsCounter, 0 mSdLazyCounter, 2947 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6140 SdHoareTripleChecker+Valid, 22890 SdHoareTripleChecker+Invalid, 2951 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2947 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.6s IncrementalHoareTripleChecker+Time [2022-11-22 01:21:22,953 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6140 Valid, 22890 Invalid, 2951 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2947 Invalid, 4 Unknown, 0 Unchecked, 26.6s Time] [2022-11-22 01:21:22,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28922 states. [2022-11-22 01:21:24,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28922 to 28909. [2022-11-22 01:21:24,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28909 states, 17242 states have (on average 1.2745041178517573) internal successors, (21975), 17863 states have internal predecessors, (21975), 9632 states have call successors, (9632), 2029 states have call predecessors, (9632), 2016 states have return successors, (10004), 9443 states have call predecessors, (10004), 9630 states have call successors, (10004) [2022-11-22 01:21:24,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28909 states to 28909 states and 41611 transitions. [2022-11-22 01:21:24,642 INFO L78 Accepts]: Start accepts. Automaton has 28909 states and 41611 transitions. Word has length 82 [2022-11-22 01:21:24,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:21:24,642 INFO L495 AbstractCegarLoop]: Abstraction has 28909 states and 41611 transitions. [2022-11-22 01:21:24,642 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-22 01:21:24,642 INFO L276 IsEmpty]: Start isEmpty. Operand 28909 states and 41611 transitions. [2022-11-22 01:21:24,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-22 01:21:24,644 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:21:24,644 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-22 01:21:24,644 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-22 01:21:24,644 INFO L420 AbstractCegarLoop]: === Iteration 11 === 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 26 more)] === [2022-11-22 01:21:24,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:21:24,645 INFO L85 PathProgramCache]: Analyzing trace with hash 2073299785, now seen corresponding path program 1 times [2022-11-22 01:21:24,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:21:24,645 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554534155] [2022-11-22 01:21:24,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:21:24,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:21:24,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:21:25,619 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 01:21:25,619 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:21:25,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554534155] [2022-11-22 01:21:25,620 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554534155] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:21:25,620 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:21:25,620 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:21:25,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376880435] [2022-11-22 01:21:25,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:21:25,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:21:25,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:21:25,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:21:25,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:21:25,622 INFO L87 Difference]: Start difference. First operand 28909 states and 41611 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-22 01:21:27,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:21:29,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:21:38,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:21:40,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:21:43,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:21:47,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:21:50,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:21:50,338 INFO L93 Difference]: Finished difference Result 28924 states and 41621 transitions. [2022-11-22 01:21:50,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:21:50,340 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 84 [2022-11-22 01:21:50,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:21:50,420 INFO L225 Difference]: With dead ends: 28924 [2022-11-22 01:21:50,420 INFO L226 Difference]: Without dead ends: 28922 [2022-11-22 01:21:50,431 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:21:50,432 INFO L413 NwaCegarLoop]: 9127 mSDtfsCounter, 5852 mSDsluCounter, 13309 mSDsCounter, 0 mSdLazyCounter, 2909 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5859 SdHoareTripleChecker+Valid, 22436 SdHoareTripleChecker+Invalid, 2915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2909 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.1s IncrementalHoareTripleChecker+Time [2022-11-22 01:21:50,432 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5859 Valid, 22436 Invalid, 2915 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2909 Invalid, 6 Unknown, 0 Unchecked, 23.1s Time] [2022-11-22 01:21:50,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28922 states. [2022-11-22 01:21:51,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28922 to 28907. [2022-11-22 01:21:51,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28907 states, 17241 states have (on average 1.2744620381648397) internal successors, (21973), 17861 states have internal predecessors, (21973), 9632 states have call successors, (9632), 2029 states have call predecessors, (9632), 2016 states have return successors, (10004), 9443 states have call predecessors, (10004), 9630 states have call successors, (10004) [2022-11-22 01:21:51,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28907 states to 28907 states and 41609 transitions. [2022-11-22 01:21:52,000 INFO L78 Accepts]: Start accepts. Automaton has 28907 states and 41609 transitions. Word has length 84 [2022-11-22 01:21:52,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:21:52,000 INFO L495 AbstractCegarLoop]: Abstraction has 28907 states and 41609 transitions. [2022-11-22 01:21:52,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-22 01:21:52,001 INFO L276 IsEmpty]: Start isEmpty. Operand 28907 states and 41609 transitions. [2022-11-22 01:21:52,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-22 01:21:52,002 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:21:52,003 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:21:52,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-22 01:21:52,003 INFO L420 AbstractCegarLoop]: === Iteration 12 === 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 26 more)] === [2022-11-22 01:21:52,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:21:52,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1565036491, now seen corresponding path program 1 times [2022-11-22 01:21:52,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:21:52,004 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415469710] [2022-11-22 01:21:52,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:21:52,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:21:52,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:21:52,985 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 01:21:52,985 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:21:52,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415469710] [2022-11-22 01:21:52,986 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1415469710] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:21:52,986 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:21:52,986 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:21:52,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73171447] [2022-11-22 01:21:52,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:21:52,987 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:21:52,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:21:52,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:21:52,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:21:52,988 INFO L87 Difference]: Start difference. First operand 28907 states and 41609 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-22 01:21:55,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:21:57,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:22:03,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:22:05,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:22:07,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:22:11,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:22:14,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:22:18,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:22:18,040 INFO L93 Difference]: Finished difference Result 28922 states and 41619 transitions. [2022-11-22 01:22:18,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:22:18,041 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 89 [2022-11-22 01:22:18,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:22:18,124 INFO L225 Difference]: With dead ends: 28922 [2022-11-22 01:22:18,124 INFO L226 Difference]: Without dead ends: 28920 [2022-11-22 01:22:18,134 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:22:18,135 INFO L413 NwaCegarLoop]: 9125 mSDtfsCounter, 5851 mSDsluCounter, 13307 mSDsCounter, 0 mSdLazyCounter, 2909 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5858 SdHoareTripleChecker+Valid, 22432 SdHoareTripleChecker+Invalid, 2915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2909 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.4s IncrementalHoareTripleChecker+Time [2022-11-22 01:22:18,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5858 Valid, 22432 Invalid, 2915 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2909 Invalid, 6 Unknown, 0 Unchecked, 23.4s Time] [2022-11-22 01:22:18,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28920 states. [2022-11-22 01:22:19,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28920 to 28905. [2022-11-22 01:22:19,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28905 states, 17240 states have (on average 1.2744199535962877) internal successors, (21971), 17859 states have internal predecessors, (21971), 9632 states have call successors, (9632), 2029 states have call predecessors, (9632), 2016 states have return successors, (10004), 9443 states have call predecessors, (10004), 9630 states have call successors, (10004) [2022-11-22 01:22:19,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28905 states to 28905 states and 41607 transitions. [2022-11-22 01:22:19,723 INFO L78 Accepts]: Start accepts. Automaton has 28905 states and 41607 transitions. Word has length 89 [2022-11-22 01:22:19,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:22:19,723 INFO L495 AbstractCegarLoop]: Abstraction has 28905 states and 41607 transitions. [2022-11-22 01:22:19,724 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-22 01:22:19,724 INFO L276 IsEmpty]: Start isEmpty. Operand 28905 states and 41607 transitions. [2022-11-22 01:22:19,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-22 01:22:19,726 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:22:19,726 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-22 01:22:19,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-22 01:22:19,726 INFO L420 AbstractCegarLoop]: === Iteration 13 === 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 26 more)] === [2022-11-22 01:22:19,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:22:19,727 INFO L85 PathProgramCache]: Analyzing trace with hash 897980154, now seen corresponding path program 1 times [2022-11-22 01:22:19,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:22:19,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132331478] [2022-11-22 01:22:19,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:22:19,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:22:19,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:22:20,638 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 01:22:20,639 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:22:20,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132331478] [2022-11-22 01:22:20,639 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132331478] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:22:20,639 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:22:20,639 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:22:20,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508076746] [2022-11-22 01:22:20,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:22:20,640 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:22:20,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:22:20,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:22:20,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:22:20,641 INFO L87 Difference]: Start difference. First operand 28905 states and 41607 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-22 01:22:22,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:22:25,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:22:33,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:22:35,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:22:39,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:22:41,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:22:44,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:22:46,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:22:49,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:22:52,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:22:52,169 INFO L93 Difference]: Finished difference Result 28921 states and 41618 transitions. [2022-11-22 01:22:52,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:22:52,170 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 94 [2022-11-22 01:22:52,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:22:52,262 INFO L225 Difference]: With dead ends: 28921 [2022-11-22 01:22:52,262 INFO L226 Difference]: Without dead ends: 28919 [2022-11-22 01:22:52,272 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:22:52,273 INFO L413 NwaCegarLoop]: 9129 mSDtfsCounter, 5870 mSDsluCounter, 13311 mSDsCounter, 0 mSdLazyCounter, 2918 mSolverCounterSat, 0 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5876 SdHoareTripleChecker+Valid, 22440 SdHoareTripleChecker+Invalid, 2925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2918 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.7s IncrementalHoareTripleChecker+Time [2022-11-22 01:22:52,273 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5876 Valid, 22440 Invalid, 2925 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2918 Invalid, 7 Unknown, 0 Unchecked, 29.7s Time] [2022-11-22 01:22:52,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28919 states. [2022-11-22 01:22:53,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28919 to 28903. [2022-11-22 01:22:53,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28903 states, 17239 states have (on average 1.2743778641452521) internal successors, (21969), 17857 states have internal predecessors, (21969), 9632 states have call successors, (9632), 2029 states have call predecessors, (9632), 2016 states have return successors, (10004), 9443 states have call predecessors, (10004), 9630 states have call successors, (10004) [2022-11-22 01:22:54,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28903 states to 28903 states and 41605 transitions. [2022-11-22 01:22:54,109 INFO L78 Accepts]: Start accepts. Automaton has 28903 states and 41605 transitions. Word has length 94 [2022-11-22 01:22:54,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:22:54,110 INFO L495 AbstractCegarLoop]: Abstraction has 28903 states and 41605 transitions. [2022-11-22 01:22:54,110 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-22 01:22:54,110 INFO L276 IsEmpty]: Start isEmpty. Operand 28903 states and 41605 transitions. [2022-11-22 01:22:54,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-22 01:22:54,113 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:22:54,113 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:22:54,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-22 01:22:54,113 INFO L420 AbstractCegarLoop]: === Iteration 14 === 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 26 more)] === [2022-11-22 01:22:54,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:22:54,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1975579248, now seen corresponding path program 1 times [2022-11-22 01:22:54,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:22:54,114 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20837112] [2022-11-22 01:22:54,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:22:54,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:22:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:22:55,069 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 01:22:55,069 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:22:55,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20837112] [2022-11-22 01:22:55,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20837112] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:22:55,070 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:22:55,070 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:22:55,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755657032] [2022-11-22 01:22:55,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:22:55,071 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:22:55,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:22:55,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:22:55,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:22:55,072 INFO L87 Difference]: Start difference. First operand 28903 states and 41605 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-22 01:22:57,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:22:59,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:23:06,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:23:09,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:23:11,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:23:15,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:23:19,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:23:23,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:23:23,218 INFO L93 Difference]: Finished difference Result 37337 states and 53624 transitions. [2022-11-22 01:23:23,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:23:23,219 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 99 [2022-11-22 01:23:23,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:23:23,330 INFO L225 Difference]: With dead ends: 37337 [2022-11-22 01:23:23,330 INFO L226 Difference]: Without dead ends: 37335 [2022-11-22 01:23:23,342 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:23:23,343 INFO L413 NwaCegarLoop]: 8665 mSDtfsCounter, 5896 mSDsluCounter, 12847 mSDsCounter, 0 mSdLazyCounter, 2767 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5902 SdHoareTripleChecker+Valid, 21512 SdHoareTripleChecker+Invalid, 2773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2767 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.4s IncrementalHoareTripleChecker+Time [2022-11-22 01:23:23,343 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5902 Valid, 21512 Invalid, 2773 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2767 Invalid, 6 Unknown, 0 Unchecked, 26.4s Time] [2022-11-22 01:23:23,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37335 states. [2022-11-22 01:23:26,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37335 to 37319. [2022-11-22 01:23:26,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37319 states, 22266 states have (on average 1.2736459175424415) internal successors, (28359), 23041 states have internal predecessors, (28359), 12385 states have call successors, (12385), 2672 states have call predecessors, (12385), 2653 states have return successors, (12867), 12145 states have call predecessors, (12867), 12383 states have call successors, (12867) [2022-11-22 01:23:26,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37319 states to 37319 states and 53611 transitions. [2022-11-22 01:23:26,614 INFO L78 Accepts]: Start accepts. Automaton has 37319 states and 53611 transitions. Word has length 99 [2022-11-22 01:23:26,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:23:26,615 INFO L495 AbstractCegarLoop]: Abstraction has 37319 states and 53611 transitions. [2022-11-22 01:23:26,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-22 01:23:26,615 INFO L276 IsEmpty]: Start isEmpty. Operand 37319 states and 53611 transitions. [2022-11-22 01:23:26,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-22 01:23:26,617 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:23:26,618 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-22 01:23:26,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-22 01:23:26,618 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__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 26 more)] === [2022-11-22 01:23:26,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:23:26,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1247402711, now seen corresponding path program 1 times [2022-11-22 01:23:26,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:23:26,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800888768] [2022-11-22 01:23:26,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:23:26,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:23:26,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:23:28,356 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-11-22 01:23:28,357 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:23:28,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800888768] [2022-11-22 01:23:28,357 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800888768] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:23:28,357 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:23:28,357 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 01:23:28,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804949095] [2022-11-22 01:23:28,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:23:28,360 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 01:23:28,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:23:28,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 01:23:28,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:23:28,361 INFO L87 Difference]: Start difference. First operand 37319 states and 53611 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-22 01:23:30,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:23:32,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:23:40,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:23:42,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:23:48,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:23:51,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:23:53,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:24:00,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:24:00,131 INFO L93 Difference]: Finished difference Result 58585 states and 84520 transitions. [2022-11-22 01:24:00,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-22 01:24:00,131 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 132 [2022-11-22 01:24:00,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:24:00,386 INFO L225 Difference]: With dead ends: 58585 [2022-11-22 01:24:00,386 INFO L226 Difference]: Without dead ends: 58583 [2022-11-22 01:24:00,408 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-22 01:24:00,408 INFO L413 NwaCegarLoop]: 8447 mSDtfsCounter, 4506 mSDsluCounter, 22629 mSDsCounter, 0 mSdLazyCounter, 3828 mSolverCounterSat, 2 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4507 SdHoareTripleChecker+Valid, 31076 SdHoareTripleChecker+Invalid, 3836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 3828 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.0s IncrementalHoareTripleChecker+Time [2022-11-22 01:24:00,409 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4507 Valid, 31076 Invalid, 3836 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 3828 Invalid, 6 Unknown, 0 Unchecked, 29.0s Time] [2022-11-22 01:24:00,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58583 states. [2022-11-22 01:24:03,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58583 to 58397. [2022-11-22 01:24:03,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58397 states, 34546 states have (on average 1.256382793955885) internal successors, (43403), 35846 states have internal predecessors, (43403), 18996 states have call successors, (18996), 4893 states have call predecessors, (18996), 4840 states have return successors, (21908), 18433 states have call predecessors, (21908), 18994 states have call successors, (21908) [2022-11-22 01:24:03,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58397 states to 58397 states and 84307 transitions. [2022-11-22 01:24:03,977 INFO L78 Accepts]: Start accepts. Automaton has 58397 states and 84307 transitions. Word has length 132 [2022-11-22 01:24:03,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:24:03,977 INFO L495 AbstractCegarLoop]: Abstraction has 58397 states and 84307 transitions. [2022-11-22 01:24:03,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-22 01:24:03,977 INFO L276 IsEmpty]: Start isEmpty. Operand 58397 states and 84307 transitions. [2022-11-22 01:24:03,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-22 01:24:03,979 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:24:03,980 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-22 01:24:03,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-22 01:24:03,980 INFO L420 AbstractCegarLoop]: === Iteration 16 === 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 26 more)] === [2022-11-22 01:24:03,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:24:03,981 INFO L85 PathProgramCache]: Analyzing trace with hash 853898645, now seen corresponding path program 1 times [2022-11-22 01:24:03,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:24:03,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835074665] [2022-11-22 01:24:03,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:24:03,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:24:04,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:24:05,130 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 01:24:05,131 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:24:05,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835074665] [2022-11-22 01:24:05,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835074665] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:24:05,131 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:24:05,131 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:24:05,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337149461] [2022-11-22 01:24:05,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:24:05,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:24:05,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:24:05,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:24:05,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:24:05,133 INFO L87 Difference]: Start difference. First operand 58397 states and 84307 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-22 01:24:07,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:24:09,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:24:18,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:24:21,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:24:23,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:24:25,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:24:29,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:24:32,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:24:32,888 INFO L93 Difference]: Finished difference Result 58415 states and 84320 transitions. [2022-11-22 01:24:32,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:24:32,890 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 104 [2022-11-22 01:24:32,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:24:33,076 INFO L225 Difference]: With dead ends: 58415 [2022-11-22 01:24:33,076 INFO L226 Difference]: Without dead ends: 58413 [2022-11-22 01:24:33,096 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:24:33,096 INFO L413 NwaCegarLoop]: 9301 mSDtfsCounter, 6097 mSDsluCounter, 13483 mSDsCounter, 0 mSdLazyCounter, 2935 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6101 SdHoareTripleChecker+Valid, 22784 SdHoareTripleChecker+Invalid, 2939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2935 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.6s IncrementalHoareTripleChecker+Time [2022-11-22 01:24:33,097 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6101 Valid, 22784 Invalid, 2939 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2935 Invalid, 4 Unknown, 0 Unchecked, 24.6s Time] [2022-11-22 01:24:33,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58413 states. [2022-11-22 01:24:36,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58413 to 58395. [2022-11-22 01:24:36,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58395 states, 34545 states have (on average 1.2563612679114198) internal successors, (43401), 35844 states have internal predecessors, (43401), 18996 states have call successors, (18996), 4893 states have call predecessors, (18996), 4840 states have return successors, (21908), 18433 states have call predecessors, (21908), 18994 states have call successors, (21908) [2022-11-22 01:24:37,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58395 states to 58395 states and 84305 transitions. [2022-11-22 01:24:37,226 INFO L78 Accepts]: Start accepts. Automaton has 58395 states and 84305 transitions. Word has length 104 [2022-11-22 01:24:37,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:24:37,227 INFO L495 AbstractCegarLoop]: Abstraction has 58395 states and 84305 transitions. [2022-11-22 01:24:37,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-22 01:24:37,227 INFO L276 IsEmpty]: Start isEmpty. Operand 58395 states and 84305 transitions. [2022-11-22 01:24:37,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-22 01:24:37,229 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:24:37,229 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:24:37,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-22 01:24:37,230 INFO L420 AbstractCegarLoop]: === Iteration 17 === 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 26 more)] === [2022-11-22 01:24:37,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:24:37,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1368192722, now seen corresponding path program 1 times [2022-11-22 01:24:37,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:24:37,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899334045] [2022-11-22 01:24:37,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:24:37,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:24:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:24:38,215 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 01:24:38,215 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:24:38,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899334045] [2022-11-22 01:24:38,216 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899334045] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:24:38,216 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:24:38,216 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:24:38,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275540393] [2022-11-22 01:24:38,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:24:38,217 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:24:38,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:24:38,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:24:38,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:24:38,218 INFO L87 Difference]: Start difference. First operand 58395 states and 84305 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-22 01:24:40,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:24:42,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:24:51,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:24:53,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:24:57,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:24:59,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:25:00,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:25:02,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:25:07,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:25:11,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:25:11,528 INFO L93 Difference]: Finished difference Result 58411 states and 84316 transitions. [2022-11-22 01:25:11,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:25:11,529 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 109 [2022-11-22 01:25:11,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:25:11,749 INFO L225 Difference]: With dead ends: 58411 [2022-11-22 01:25:11,750 INFO L226 Difference]: Without dead ends: 58409 [2022-11-22 01:25:11,774 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:25:11,774 INFO L413 NwaCegarLoop]: 9301 mSDtfsCounter, 6116 mSDsluCounter, 13483 mSDsCounter, 0 mSdLazyCounter, 2943 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6119 SdHoareTripleChecker+Valid, 22784 SdHoareTripleChecker+Invalid, 2949 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2943 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.0s IncrementalHoareTripleChecker+Time [2022-11-22 01:25:11,775 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6119 Valid, 22784 Invalid, 2949 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2943 Invalid, 6 Unknown, 0 Unchecked, 30.0s Time] [2022-11-22 01:25:11,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58409 states. [2022-11-22 01:25:15,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58409 to 58393. [2022-11-22 01:25:15,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58393 states, 34544 states have (on average 1.2563397406206578) internal successors, (43399), 35842 states have internal predecessors, (43399), 18996 states have call successors, (18996), 4893 states have call predecessors, (18996), 4840 states have return successors, (21908), 18433 states have call predecessors, (21908), 18994 states have call successors, (21908) [2022-11-22 01:25:15,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58393 states to 58393 states and 84303 transitions. [2022-11-22 01:25:15,614 INFO L78 Accepts]: Start accepts. Automaton has 58393 states and 84303 transitions. Word has length 109 [2022-11-22 01:25:15,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:25:15,614 INFO L495 AbstractCegarLoop]: Abstraction has 58393 states and 84303 transitions. [2022-11-22 01:25:15,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-22 01:25:15,615 INFO L276 IsEmpty]: Start isEmpty. Operand 58393 states and 84303 transitions. [2022-11-22 01:25:15,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-22 01:25:15,617 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:25:15,617 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-22 01:25:15,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-22 01:25:15,618 INFO L420 AbstractCegarLoop]: === Iteration 18 === 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 26 more)] === [2022-11-22 01:25:15,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:25:15,618 INFO L85 PathProgramCache]: Analyzing trace with hash 285225156, now seen corresponding path program 1 times [2022-11-22 01:25:15,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:25:15,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585189942] [2022-11-22 01:25:15,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:25:15,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:25:15,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:25:16,606 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 01:25:16,606 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:25:16,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585189942] [2022-11-22 01:25:16,606 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585189942] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:25:16,607 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:25:16,607 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:25:16,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826412995] [2022-11-22 01:25:16,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:25:16,607 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:25:16,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:25:16,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:25:16,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:25:16,608 INFO L87 Difference]: Start difference. First operand 58393 states and 84303 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-22 01:25:19,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:25:27,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:25:30,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:25:31,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:25:34,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:25:38,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:25:44,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:25:44,921 INFO L93 Difference]: Finished difference Result 58411 states and 84316 transitions. [2022-11-22 01:25:44,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:25:44,922 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 114 [2022-11-22 01:25:44,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:25:45,104 INFO L225 Difference]: With dead ends: 58411 [2022-11-22 01:25:45,104 INFO L226 Difference]: Without dead ends: 58409 [2022-11-22 01:25:45,121 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:25:45,122 INFO L413 NwaCegarLoop]: 8456 mSDtfsCounter, 5865 mSDsluCounter, 12638 mSDsCounter, 0 mSdLazyCounter, 2711 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5872 SdHoareTripleChecker+Valid, 21094 SdHoareTripleChecker+Invalid, 2716 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2711 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.1s IncrementalHoareTripleChecker+Time [2022-11-22 01:25:45,122 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5872 Valid, 21094 Invalid, 2716 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2711 Invalid, 5 Unknown, 0 Unchecked, 25.1s Time] [2022-11-22 01:25:45,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58409 states. [2022-11-22 01:25:48,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58409 to 58391. [2022-11-22 01:25:48,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58391 states, 34543 states have (on average 1.2563182120834901) internal successors, (43397), 35840 states have internal predecessors, (43397), 18996 states have call successors, (18996), 4893 states have call predecessors, (18996), 4840 states have return successors, (21908), 18433 states have call predecessors, (21908), 18994 states have call successors, (21908) [2022-11-22 01:25:49,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58391 states to 58391 states and 84301 transitions. [2022-11-22 01:25:49,117 INFO L78 Accepts]: Start accepts. Automaton has 58391 states and 84301 transitions. Word has length 114 [2022-11-22 01:25:49,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:25:49,118 INFO L495 AbstractCegarLoop]: Abstraction has 58391 states and 84301 transitions. [2022-11-22 01:25:49,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-22 01:25:49,118 INFO L276 IsEmpty]: Start isEmpty. Operand 58391 states and 84301 transitions. [2022-11-22 01:25:49,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-22 01:25:49,121 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:25:49,121 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:25:49,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-22 01:25:49,121 INFO L420 AbstractCegarLoop]: === Iteration 19 === 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 26 more)] === [2022-11-22 01:25:49,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:25:49,122 INFO L85 PathProgramCache]: Analyzing trace with hash -480625990, now seen corresponding path program 1 times [2022-11-22 01:25:49,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:25:49,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491605525] [2022-11-22 01:25:49,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:25:49,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:25:49,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:25:51,623 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 01:25:51,624 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:25:51,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491605525] [2022-11-22 01:25:51,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491605525] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:25:51,624 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:25:51,624 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:25:51,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068423135] [2022-11-22 01:25:51,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:25:51,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:25:51,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:25:51,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:25:51,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:25:51,628 INFO L87 Difference]: Start difference. First operand 58391 states and 84301 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-22 01:25:54,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:25:56,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:26:04,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:26:08,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:26:15,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:26:15,481 INFO L93 Difference]: Finished difference Result 58407 states and 84312 transitions. [2022-11-22 01:26:15,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:26:15,482 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 119 [2022-11-22 01:26:15,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:26:15,659 INFO L225 Difference]: With dead ends: 58407 [2022-11-22 01:26:15,659 INFO L226 Difference]: Without dead ends: 58405 [2022-11-22 01:26:15,679 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:26:15,679 INFO L413 NwaCegarLoop]: 9120 mSDtfsCounter, 5833 mSDsluCounter, 13302 mSDsCounter, 0 mSdLazyCounter, 2914 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5840 SdHoareTripleChecker+Valid, 22422 SdHoareTripleChecker+Invalid, 2918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2914 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.4s IncrementalHoareTripleChecker+Time [2022-11-22 01:26:15,679 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5840 Valid, 22422 Invalid, 2918 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2914 Invalid, 4 Unknown, 0 Unchecked, 20.4s Time] [2022-11-22 01:26:15,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58405 states. [2022-11-22 01:26:19,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58405 to 58389. [2022-11-22 01:26:19,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58389 states, 34542 states have (on average 1.256296682299809) internal successors, (43395), 35838 states have internal predecessors, (43395), 18996 states have call successors, (18996), 4893 states have call predecessors, (18996), 4840 states have return successors, (21908), 18433 states have call predecessors, (21908), 18994 states have call successors, (21908) [2022-11-22 01:26:19,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58389 states to 58389 states and 84299 transitions. [2022-11-22 01:26:19,769 INFO L78 Accepts]: Start accepts. Automaton has 58389 states and 84299 transitions. Word has length 119 [2022-11-22 01:26:19,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:26:19,769 INFO L495 AbstractCegarLoop]: Abstraction has 58389 states and 84299 transitions. [2022-11-22 01:26:19,769 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-22 01:26:19,769 INFO L276 IsEmpty]: Start isEmpty. Operand 58389 states and 84299 transitions. [2022-11-22 01:26:19,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-22 01:26:19,772 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:26:19,772 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-22 01:26:19,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-22 01:26:19,772 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_assert_linux_kernel_locking_spinlock__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 26 more)] === [2022-11-22 01:26:19,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:26:19,773 INFO L85 PathProgramCache]: Analyzing trace with hash -248433976, now seen corresponding path program 1 times [2022-11-22 01:26:19,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:26:19,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382635758] [2022-11-22 01:26:19,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:26:19,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:26:20,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:26:21,762 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-11-22 01:26:21,762 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:26:21,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382635758] [2022-11-22 01:26:21,762 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382635758] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:26:21,763 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:26:21,763 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 01:26:21,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044428102] [2022-11-22 01:26:21,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:26:21,764 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 01:26:21,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:26:21,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 01:26:21,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:26:21,764 INFO L87 Difference]: Start difference. First operand 58389 states and 84299 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (27), 3 states have call predecessors, (27), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-22 01:26:25,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:26:27,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:26:34,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:26:36,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:26:39,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:26:44,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []