./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--misc--mic--host--mic_host.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 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_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW --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 a9066a0fe8912811a59364de400d7180acd98dc78c095e3d6b0047f461c6ea69 --- 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-4e7fbc6 [2022-11-23 14:22:36,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:22:36,315 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:22:36,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:22:36,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:22:36,360 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:22:36,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:22:36,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:22:36,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:22:36,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:22:36,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:22:36,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:22:36,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:22:36,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:22:36,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:22:36,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:22:36,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:22:36,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:22:36,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:22:36,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:22:36,393 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:22:36,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:22:36,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:22:36,401 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:22:36,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:22:36,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:22:36,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:22:36,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:22:36,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:22:36,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:22:36,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:22:36,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:22:36,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:22:36,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:22:36,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:22:36,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:22:36,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:22:36,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:22:36,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:22:36,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:22:36,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:22:36,422 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 14:22:36,466 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:22:36,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:22:36,467 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:22:36,467 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:22:36,468 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:22:36,468 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:22:36,468 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:22:36,469 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:22:36,469 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:22:36,469 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:22:36,470 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:22:36,470 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:22:36,471 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:22:36,471 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:22:36,471 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:22:36,471 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:22:36,471 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:22:36,472 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:22:36,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:22:36,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:22:36,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:22:36,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:22:36,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:22:36,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:22:36,474 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:22:36,474 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:22:36,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:22:36,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:22:36,475 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:22:36,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:22:36,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:22:36,476 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:22:36,476 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:22:36,476 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:22:36,476 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:22:36,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:22:36,477 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:22:36,477 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:22:36,477 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_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9066a0fe8912811a59364de400d7180acd98dc78c095e3d6b0047f461c6ea69 [2022-11-23 14:22:36,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:22:36,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:22:36,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:22:36,772 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:22:36,772 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:22:36,774 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i [2022-11-23 14:22:39,955 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:22:40,862 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:22:40,863 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i [2022-11-23 14:22:40,951 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW/data/a53a6dd57/1851af22b6c74755b992f4d84aba3a0d/FLAGec2f5be99 [2022-11-23 14:22:40,973 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW/data/a53a6dd57/1851af22b6c74755b992f4d84aba3a0d [2022-11-23 14:22:40,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:22:40,978 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:22:40,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:22:40,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:22:40,984 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:22:40,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:40" (1/1) ... [2022-11-23 14:22:40,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55a6827a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:40, skipping insertion in model container [2022-11-23 14:22:40,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:40" (1/1) ... [2022-11-23 14:22:40,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:22:41,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:22:50,142 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659224,659237] [2022-11-23 14:22:50,152 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659369,659382] [2022-11-23 14:22:50,152 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659515,659528] [2022-11-23 14:22:50,153 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659680,659693] [2022-11-23 14:22:50,154 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659838,659851] [2022-11-23 14:22:50,154 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659996,660009] [2022-11-23 14:22:50,161 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660154,660167] [2022-11-23 14:22:50,164 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660314,660327] [2022-11-23 14:22:50,165 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660473,660486] [2022-11-23 14:22:50,165 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660612,660625] [2022-11-23 14:22:50,166 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660754,660767] [2022-11-23 14:22:50,167 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660903,660916] [2022-11-23 14:22:50,168 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661042,661055] [2022-11-23 14:22:50,168 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661197,661210] [2022-11-23 14:22:50,169 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661357,661370] [2022-11-23 14:22:50,169 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661508,661521] [2022-11-23 14:22:50,171 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661659,661672] [2022-11-23 14:22:50,172 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661811,661824] [2022-11-23 14:22:50,173 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661960,661973] [2022-11-23 14:22:50,173 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662108,662121] [2022-11-23 14:22:50,180 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662265,662278] [2022-11-23 14:22:50,181 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662414,662427] [2022-11-23 14:22:50,181 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662570,662583] [2022-11-23 14:22:50,183 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662723,662736] [2022-11-23 14:22:50,183 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662869,662882] [2022-11-23 14:22:50,184 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663012,663025] [2022-11-23 14:22:50,184 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663164,663177] [2022-11-23 14:22:50,186 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663310,663323] [2022-11-23 14:22:50,186 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663455,663468] [2022-11-23 14:22:50,187 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663609,663622] [2022-11-23 14:22:50,191 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663760,663773] [2022-11-23 14:22:50,193 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663915,663928] [2022-11-23 14:22:50,193 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664067,664080] [2022-11-23 14:22:50,194 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664222,664235] [2022-11-23 14:22:50,196 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664386,664399] [2022-11-23 14:22:50,197 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664542,664555] [2022-11-23 14:22:50,198 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664706,664719] [2022-11-23 14:22:50,199 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664848,664861] [2022-11-23 14:22:50,199 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665006,665019] [2022-11-23 14:22:50,200 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665173,665186] [2022-11-23 14:22:50,201 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665332,665345] [2022-11-23 14:22:50,202 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665491,665504] [2022-11-23 14:22:50,202 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665640,665653] [2022-11-23 14:22:50,203 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665787,665800] [2022-11-23 14:22:50,204 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665926,665939] [2022-11-23 14:22:50,205 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666089,666102] [2022-11-23 14:22:50,206 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666255,666268] [2022-11-23 14:22:50,207 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666419,666432] [2022-11-23 14:22:50,208 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666584,666597] [2022-11-23 14:22:50,208 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666749,666762] [2022-11-23 14:22:50,209 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666915,666928] [2022-11-23 14:22:50,210 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667080,667093] [2022-11-23 14:22:50,210 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667247,667260] [2022-11-23 14:22:50,211 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667407,667420] [2022-11-23 14:22:50,211 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667569,667582] [2022-11-23 14:22:50,212 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667728,667741] [2022-11-23 14:22:50,213 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667874,667887] [2022-11-23 14:22:50,223 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668017,668030] [2022-11-23 14:22:50,224 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668161,668174] [2022-11-23 14:22:50,224 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668304,668317] [2022-11-23 14:22:50,225 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668448,668461] [2022-11-23 14:22:50,226 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668589,668602] [2022-11-23 14:22:50,227 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668727,668740] [2022-11-23 14:22:50,228 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668885,668898] [2022-11-23 14:22:50,229 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669044,669057] [2022-11-23 14:22:50,229 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669200,669213] [2022-11-23 14:22:50,230 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669349,669362] [2022-11-23 14:22:50,231 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669501,669514] [2022-11-23 14:22:50,231 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669652,669665] [2022-11-23 14:22:50,233 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669801,669814] [2022-11-23 14:22:50,233 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669953,669966] [2022-11-23 14:22:50,234 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670101,670114] [2022-11-23 14:22:50,235 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670254,670267] [2022-11-23 14:22:50,235 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670405,670418] [2022-11-23 14:22:50,236 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670555,670568] [2022-11-23 14:22:50,237 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670702,670715] [2022-11-23 14:22:50,238 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670853,670866] [2022-11-23 14:22:50,239 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671004,671017] [2022-11-23 14:22:50,239 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671152,671165] [2022-11-23 14:22:50,240 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671318,671331] [2022-11-23 14:22:50,241 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671487,671500] [2022-11-23 14:22:50,241 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671654,671667] [2022-11-23 14:22:50,242 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671822,671835] [2022-11-23 14:22:50,242 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671972,671985] [2022-11-23 14:22:50,243 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[672119,672132] [2022-11-23 14:22:50,244 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[672280,672293] [2022-11-23 14:22:50,244 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[672450,672463] [2022-11-23 14:22:50,245 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[672612,672625] [2022-11-23 14:22:50,277 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:22:50,339 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:22:51,189 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659224,659237] [2022-11-23 14:22:51,189 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659369,659382] [2022-11-23 14:22:51,190 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659515,659528] [2022-11-23 14:22:51,191 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659680,659693] [2022-11-23 14:22:51,191 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659838,659851] [2022-11-23 14:22:51,192 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[659996,660009] [2022-11-23 14:22:51,192 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660154,660167] [2022-11-23 14:22:51,193 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660314,660327] [2022-11-23 14:22:51,193 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660473,660486] [2022-11-23 14:22:51,194 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660612,660625] [2022-11-23 14:22:51,195 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660754,660767] [2022-11-23 14:22:51,195 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[660903,660916] [2022-11-23 14:22:51,196 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661042,661055] [2022-11-23 14:22:51,196 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661197,661210] [2022-11-23 14:22:51,197 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661357,661370] [2022-11-23 14:22:51,197 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661508,661521] [2022-11-23 14:22:51,198 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661659,661672] [2022-11-23 14:22:51,198 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661811,661824] [2022-11-23 14:22:51,199 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[661960,661973] [2022-11-23 14:22:51,200 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662108,662121] [2022-11-23 14:22:51,201 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662265,662278] [2022-11-23 14:22:51,201 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662414,662427] [2022-11-23 14:22:51,202 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662570,662583] [2022-11-23 14:22:51,202 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662723,662736] [2022-11-23 14:22:51,203 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[662869,662882] [2022-11-23 14:22:51,204 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663012,663025] [2022-11-23 14:22:51,205 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663164,663177] [2022-11-23 14:22:51,205 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663310,663323] [2022-11-23 14:22:51,206 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663455,663468] [2022-11-23 14:22:51,206 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663609,663622] [2022-11-23 14:22:51,207 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663760,663773] [2022-11-23 14:22:51,208 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[663915,663928] [2022-11-23 14:22:51,208 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664067,664080] [2022-11-23 14:22:51,209 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664222,664235] [2022-11-23 14:22:51,210 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664386,664399] [2022-11-23 14:22:51,210 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664542,664555] [2022-11-23 14:22:51,211 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664706,664719] [2022-11-23 14:22:51,213 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[664848,664861] [2022-11-23 14:22:51,214 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665006,665019] [2022-11-23 14:22:51,214 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665173,665186] [2022-11-23 14:22:51,215 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665332,665345] [2022-11-23 14:22:51,217 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665491,665504] [2022-11-23 14:22:51,218 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665640,665653] [2022-11-23 14:22:51,218 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665787,665800] [2022-11-23 14:22:51,219 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[665926,665939] [2022-11-23 14:22:51,219 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666089,666102] [2022-11-23 14:22:51,220 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666255,666268] [2022-11-23 14:22:51,220 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666419,666432] [2022-11-23 14:22:51,221 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666584,666597] [2022-11-23 14:22:51,221 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666749,666762] [2022-11-23 14:22:51,222 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[666915,666928] [2022-11-23 14:22:51,223 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667080,667093] [2022-11-23 14:22:51,223 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667247,667260] [2022-11-23 14:22:51,224 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667407,667420] [2022-11-23 14:22:51,225 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667569,667582] [2022-11-23 14:22:51,226 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667728,667741] [2022-11-23 14:22:51,234 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[667874,667887] [2022-11-23 14:22:51,235 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668017,668030] [2022-11-23 14:22:51,237 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668161,668174] [2022-11-23 14:22:51,237 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668304,668317] [2022-11-23 14:22:51,238 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668448,668461] [2022-11-23 14:22:51,239 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668589,668602] [2022-11-23 14:22:51,241 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668727,668740] [2022-11-23 14:22:51,241 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[668885,668898] [2022-11-23 14:22:51,242 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669044,669057] [2022-11-23 14:22:51,248 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669200,669213] [2022-11-23 14:22:51,249 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669349,669362] [2022-11-23 14:22:51,249 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669501,669514] [2022-11-23 14:22:51,250 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669652,669665] [2022-11-23 14:22:51,250 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669801,669814] [2022-11-23 14:22:51,251 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[669953,669966] [2022-11-23 14:22:51,251 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670101,670114] [2022-11-23 14:22:51,252 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670254,670267] [2022-11-23 14:22:51,253 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670405,670418] [2022-11-23 14:22:51,254 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670555,670568] [2022-11-23 14:22:51,254 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670702,670715] [2022-11-23 14:22:51,255 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[670853,670866] [2022-11-23 14:22:51,255 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671004,671017] [2022-11-23 14:22:51,257 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671152,671165] [2022-11-23 14:22:51,258 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671318,671331] [2022-11-23 14:22:51,259 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671487,671500] [2022-11-23 14:22:51,260 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671654,671667] [2022-11-23 14:22:51,260 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671822,671835] [2022-11-23 14:22:51,260 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[671972,671985] [2022-11-23 14:22:51,261 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[672119,672132] [2022-11-23 14:22:51,261 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[672280,672293] [2022-11-23 14:22:51,262 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[672450,672463] [2022-11-23 14:22:51,262 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_c5c53154-4055-4edd-a7b1-3a027c8158df/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i[672612,672625] [2022-11-23 14:22:51,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:22:51,753 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:22:51,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:51 WrapperNode [2022-11-23 14:22:51,754 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:22:51,755 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:22:51,755 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:22:51,755 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:22:51,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:51" (1/1) ... [2022-11-23 14:22:51,964 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:51" (1/1) ... [2022-11-23 14:22:52,480 INFO L138 Inliner]: procedures = 1031, calls = 5553, calls flagged for inlining = 517, calls inlined = 430, statements flattened = 14131 [2022-11-23 14:22:52,481 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:22:52,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:22:52,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:22:52,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:22:52,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:51" (1/1) ... [2022-11-23 14:22:52,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:51" (1/1) ... [2022-11-23 14:22:52,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:51" (1/1) ... [2022-11-23 14:22:52,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:51" (1/1) ... [2022-11-23 14:22:52,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:51" (1/1) ... [2022-11-23 14:22:53,013 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:51" (1/1) ... [2022-11-23 14:22:53,111 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:51" (1/1) ... [2022-11-23 14:22:53,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:51" (1/1) ... [2022-11-23 14:22:53,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:22:53,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:22:53,256 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:22:53,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:22:53,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:51" (1/1) ... [2022-11-23 14:22:53,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:22:53,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:22:53,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:22:53,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:22:53,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-11-23 14:22:53,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-11-23 14:22:53,344 INFO L130 BoogieDeclarations]: Found specification of procedure mic_smpt_align_high [2022-11-23 14:22:53,345 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_smpt_align_high [2022-11-23 14:22:53,345 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2022-11-23 14:22:53,345 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2022-11-23 14:22:53,345 INFO L130 BoogieDeclarations]: Found specification of procedure mic_vdev_info_debug_open [2022-11-23 14:22:53,345 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_vdev_info_debug_open [2022-11-23 14:22:53,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_vr_mutex_of_mic_vringh [2022-11-23 14:22:53,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_vr_mutex_of_mic_vringh [2022-11-23 14:22:53,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-23 14:22:53,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-23 14:22:53,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_6_22 [2022-11-23 14:22:53,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_6_22 [2022-11-23 14:22:53,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_6_23 [2022-11-23 14:22:53,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_6_23 [2022-11-23 14:22:53,347 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-11-23 14:22:53,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-11-23 14:22:53,348 INFO L130 BoogieDeclarations]: Found specification of procedure mic_max_system_memory [2022-11-23 14:22:53,348 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_max_system_memory [2022-11-23 14:22:53,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-23 14:22:53,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-23 14:22:53,348 INFO L130 BoogieDeclarations]: Found specification of procedure mic_system_page_mask [2022-11-23 14:22:53,348 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_system_page_mask [2022-11-23 14:22:53,349 INFO L130 BoogieDeclarations]: Found specification of procedure mic_remove [2022-11-23 14:22:53,349 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_remove [2022-11-23 14:22:53,349 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-23 14:22:53,349 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-23 14:22:53,349 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2022-11-23 14:22:53,350 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2022-11-23 14:22:53,350 INFO L130 BoogieDeclarations]: Found specification of procedure cmdline_store [2022-11-23 14:22:53,350 INFO L138 BoogieDeclarations]: Found implementation of procedure cmdline_store [2022-11-23 14:22:53,350 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_is_fw_ready [2022-11-23 14:22:53,350 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_is_fw_ready [2022-11-23 14:22:53,350 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-23 14:22:53,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-23 14:22:53,351 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-23 14:22:53,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-23 14:22:53,351 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~~irqreturn_t~0 [2022-11-23 14:22:53,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~~irqreturn_t~0 [2022-11-23 14:22:53,352 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_write_spad [2022-11-23 14:22:53,352 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_write_spad [2022-11-23 14:22:53,352 INFO L130 BoogieDeclarations]: Found specification of procedure mic_smpt_offset [2022-11-23 14:22:53,353 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_smpt_offset [2022-11-23 14:22:53,353 INFO L130 BoogieDeclarations]: Found specification of procedure mic_map_single [2022-11-23 14:22:53,353 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_map_single [2022-11-23 14:22:53,353 INFO L130 BoogieDeclarations]: Found specification of procedure mic_vringh_iov_consumed [2022-11-23 14:22:53,353 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_vringh_iov_consumed [2022-11-23 14:22:53,354 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_program_msi_to_src_map [2022-11-23 14:22:53,354 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_program_msi_to_src_map [2022-11-23 14:22:53,354 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-23 14:22:53,354 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-23 14:22:53,354 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-23 14:22:53,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-23 14:22:53,355 INFO L130 BoogieDeclarations]: Found specification of procedure mic_vdev_info_debug_release [2022-11-23 14:22:53,355 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_vdev_info_debug_release [2022-11-23 14:22:53,355 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_send_intr [2022-11-23 14:22:53,355 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_send_intr [2022-11-23 14:22:53,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mbus_unregister_device [2022-11-23 14:22:53,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mbus_unregister_device [2022-11-23 14:22:53,356 INFO L130 BoogieDeclarations]: Found specification of procedure mic_vq_configspace [2022-11-23 14:22:53,356 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_vq_configspace [2022-11-23 14:22:53,356 INFO L130 BoogieDeclarations]: Found specification of procedure mic_dev [2022-11-23 14:22:53,357 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_dev [2022-11-23 14:22:53,358 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-11-23 14:22:53,358 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-11-23 14:22:53,358 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-23 14:22:53,358 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-23 14:22:53,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-23 14:22:53,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-23 14:22:53,359 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-23 14:22:53,359 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-23 14:22:53,359 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_hw_reset [2022-11-23 14:22:53,359 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_hw_reset [2022-11-23 14:22:53,359 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-23 14:22:53,359 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-23 14:22:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_4_23 [2022-11-23 14:22:53,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_4_23 [2022-11-23 14:22:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_4_22 [2022-11-23 14:22:53,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_4_22 [2022-11-23 14:22:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2022-11-23 14:22:53,360 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2022-11-23 14:22:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-23 14:22:53,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-23 14:22:53,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-23 14:22:53,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-23 14:22:53,361 INFO L130 BoogieDeclarations]: Found specification of procedure ida_simple_remove [2022-11-23 14:22:53,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_simple_remove [2022-11-23 14:22:53,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 14:22:53,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-23 14:22:53,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-23 14:22:53,361 INFO L130 BoogieDeclarations]: Found specification of procedure _mic_ack_interrupt [2022-11-23 14:22:53,362 INFO L138 BoogieDeclarations]: Found implementation of procedure _mic_ack_interrupt [2022-11-23 14:22:53,362 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_smpt_set [2022-11-23 14:22:53,362 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_smpt_set [2022-11-23 14:22:53,362 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~~u32~0~TO~VOID [2022-11-23 14:22:53,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~~u32~0~TO~VOID [2022-11-23 14:22:53,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-23 14:22:53,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-23 14:22:53,362 INFO L130 BoogieDeclarations]: Found specification of procedure mic_desc_size [2022-11-23 14:22:53,363 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_desc_size [2022-11-23 14:22:53,363 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-11-23 14:22:53,363 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-11-23 14:22:53,363 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-23 14:22:53,363 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-23 14:22:53,363 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-23 14:22:53,363 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-23 14:22:53,364 INFO L130 BoogieDeclarations]: Found specification of procedure mic_log_buf_open [2022-11-23 14:22:53,364 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_log_buf_open [2022-11-23 14:22:53,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-23 14:22:53,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-23 14:22:53,364 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2022-11-23 14:22:53,364 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2022-11-23 14:22:53,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 14:22:53,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:22:53,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-23 14:22:53,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-23 14:22:53,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 14:22:53,365 INFO L130 BoogieDeclarations]: Found specification of procedure mic_smpt_debug_open [2022-11-23 14:22:53,366 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_smpt_debug_open [2022-11-23 14:22:53,366 INFO L130 BoogieDeclarations]: Found specification of procedure mic_unmap_single [2022-11-23 14:22:53,366 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_unmap_single [2022-11-23 14:22:53,366 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-23 14:22:53,366 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-23 14:22:53,366 INFO L130 BoogieDeclarations]: Found specification of procedure mic_free_irq [2022-11-23 14:22:53,367 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_free_irq [2022-11-23 14:22:53,367 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_send_firmware_intr [2022-11-23 14:22:53,367 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_send_firmware_intr [2022-11-23 14:22:53,367 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_msi_enabled [2022-11-23 14:22:53,367 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_msi_enabled [2022-11-23 14:22:53,367 INFO L130 BoogieDeclarations]: Found specification of procedure mbdev_to_mdev [2022-11-23 14:22:53,368 INFO L138 BoogieDeclarations]: Found implementation of procedure mbdev_to_mdev [2022-11-23 14:22:53,368 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_load_firmware [2022-11-23 14:22:53,368 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_load_firmware [2022-11-23 14:22:53,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq [2022-11-23 14:22:53,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq [2022-11-23 14:22:53,369 INFO L130 BoogieDeclarations]: Found specification of procedure _mic_free_irq [2022-11-23 14:22:53,369 INFO L138 BoogieDeclarations]: Found implementation of procedure _mic_free_irq [2022-11-23 14:22:53,369 INFO L130 BoogieDeclarations]: Found specification of procedure mic_msi_irq_info_debug_open [2022-11-23 14:22:53,369 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_msi_irq_info_debug_open [2022-11-23 14:22:53,369 INFO L130 BoogieDeclarations]: Found specification of procedure mic_dma_map_page [2022-11-23 14:22:53,369 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_dma_map_page [2022-11-23 14:22:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-23 14:22:53,370 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-23 14:22:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure vringh16_to_cpu [2022-11-23 14:22:53,370 INFO L138 BoogieDeclarations]: Found implementation of procedure vringh16_to_cpu [2022-11-23 14:22:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-23 14:22:53,370 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-23 14:22:53,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:22:53,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:22:53,371 INFO L130 BoogieDeclarations]: Found specification of procedure mic_smpt_uninit [2022-11-23 14:22:53,371 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_smpt_uninit [2022-11-23 14:22:53,371 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-23 14:22:53,372 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-23 14:22:53,372 INFO L130 BoogieDeclarations]: Found specification of procedure mic_map_error [2022-11-23 14:22:53,372 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_map_error [2022-11-23 14:22:53,372 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_hw_intr_init [2022-11-23 14:22:53,372 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_hw_intr_init [2022-11-23 14:22:53,372 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-23 14:22:53,373 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-23 14:22:53,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_smpt_lock_of_mic_smpt_info [2022-11-23 14:22:53,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_smpt_lock_of_mic_smpt_info [2022-11-23 14:22:53,373 INFO L130 BoogieDeclarations]: Found specification of procedure mic_post_code_debug_release [2022-11-23 14:22:53,373 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_post_code_debug_release [2022-11-23 14:22:53,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-23 14:22:53,374 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-23 14:22:53,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-23 14:22:53,374 INFO L130 BoogieDeclarations]: Found specification of procedure log_buf_len_store [2022-11-23 14:22:53,374 INFO L138 BoogieDeclarations]: Found implementation of procedure log_buf_len_store [2022-11-23 14:22:53,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_0 [2022-11-23 14:22:53,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_0 [2022-11-23 14:22:53,375 INFO L130 BoogieDeclarations]: Found specification of procedure mic_reset_trigger_work [2022-11-23 14:22:53,375 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_reset_trigger_work [2022-11-23 14:22:53,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_1 [2022-11-23 14:22:53,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_1 [2022-11-23 14:22:53,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_4 [2022-11-23 14:22:53,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_4 [2022-11-23 14:22:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_3 [2022-11-23 14:22:53,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_3 [2022-11-23 14:22:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_6 [2022-11-23 14:22:53,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_6 [2022-11-23 14:22:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_init [2022-11-23 14:22:53,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_init [2022-11-23 14:22:53,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_5 [2022-11-23 14:22:53,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_5 [2022-11-23 14:22:53,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_7 [2022-11-23 14:22:53,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_7 [2022-11-23 14:22:53,377 INFO L130 BoogieDeclarations]: Found specification of procedure mic_delete_debug_dir [2022-11-23 14:22:53,378 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_delete_debug_dir [2022-11-23 14:22:53,378 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-23 14:22:53,378 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-23 14:22:53,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_1_22 [2022-11-23 14:22:53,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_1_22 [2022-11-23 14:22:53,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-23 14:22:53,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-23 14:22:53,379 INFO L130 BoogieDeclarations]: Found specification of procedure dma_release_channel [2022-11-23 14:22:53,379 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_release_channel [2022-11-23 14:22:53,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_1_23 [2022-11-23 14:22:53,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_1_23 [2022-11-23 14:22:53,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-23 14:22:53,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-23 14:22:53,380 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-23 14:22:53,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-23 14:22:53,380 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-23 14:22:53,380 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-23 14:22:53,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-23 14:22:53,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-23 14:22:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 14:22:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-23 14:22:53,381 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-23 14:22:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-23 14:22:53,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-23 14:22:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_mic_intr_lock_of_mic_irq_info [2022-11-23 14:22:53,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_mic_intr_lock_of_mic_irq_info [2022-11-23 14:22:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-11-23 14:22:53,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-11-23 14:22:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 14:22:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure mic_ioctl [2022-11-23 14:22:53,383 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_ioctl [2022-11-23 14:22:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_destroy_class [2022-11-23 14:22:53,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_destroy_class [2022-11-23 14:22:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure mic_notify [2022-11-23 14:22:53,383 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_notify [2022-11-23 14:22:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_array_102 [2022-11-23 14:22:53,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_array_102 [2022-11-23 14:22:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mic_mutex_of_mic_device [2022-11-23 14:22:53,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mic_mutex_of_mic_device [2022-11-23 14:22:53,385 INFO L130 BoogieDeclarations]: Found specification of procedure ida_destroy [2022-11-23 14:22:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_destroy [2022-11-23 14:22:53,385 INFO L130 BoogieDeclarations]: Found specification of procedure mic_sys_addr_to_smpt [2022-11-23 14:22:53,386 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_sys_addr_to_smpt [2022-11-23 14:22:53,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_103 [2022-11-23 14:22:53,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_103 [2022-11-23 14:22:53,386 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-23 14:22:53,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-23 14:22:53,386 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-11-23 14:22:53,387 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2022-11-23 14:22:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-23 14:22:53,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-23 14:22:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-23 14:22:53,387 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-23 14:22:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-23 14:22:53,388 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-23 14:22:53,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-23 14:22:53,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-23 14:22:53,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-23 14:22:53,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-23 14:22:53,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-23 14:22:53,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-23 14:22:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure vring_size [2022-11-23 14:22:53,389 INFO L138 BoogieDeclarations]: Found implementation of procedure vring_size [2022-11-23 14:22:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure mic_set_shutdown_status [2022-11-23 14:22:53,389 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_set_shutdown_status [2022-11-23 14:22:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-23 14:22:53,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-23 14:22:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 14:22:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_vr_mutex_of_mic_vringh [2022-11-23 14:22:53,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_vr_mutex_of_mic_vringh [2022-11-23 14:22:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 14:22:53,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 14:22:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure mic_mmap [2022-11-23 14:22:53,391 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_mmap [2022-11-23 14:22:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_enable_interrupts [2022-11-23 14:22:53,391 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_enable_interrupts [2022-11-23 14:22:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_98 [2022-11-23 14:22:53,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_98 [2022-11-23 14:22:53,392 INFO L130 BoogieDeclarations]: Found specification of procedure ramdisk_store [2022-11-23 14:22:53,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ramdisk_store [2022-11-23 14:22:53,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2022-11-23 14:22:53,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2022-11-23 14:22:53,392 INFO L130 BoogieDeclarations]: Found specification of procedure mic_request_threaded_irq [2022-11-23 14:22:53,392 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_request_threaded_irq [2022-11-23 14:22:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-23 14:22:53,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-23 14:22:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure mic_vdev_inited [2022-11-23 14:22:53,393 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_vdev_inited [2022-11-23 14:22:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure mic_dp_uninit [2022-11-23 14:22:53,393 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_dp_uninit [2022-11-23 14:22:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-23 14:22:53,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-23 14:22:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2022-11-23 14:22:53,394 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2022-11-23 14:22:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure log_buf_addr_store [2022-11-23 14:22:53,395 INFO L138 BoogieDeclarations]: Found implementation of procedure log_buf_addr_store [2022-11-23 14:22:53,395 INFO L130 BoogieDeclarations]: Found specification of procedure mic_next_db [2022-11-23 14:22:53,395 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_next_db [2022-11-23 14:22:53,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_mic_intr_lock_of_mic_irq_info [2022-11-23 14:22:53,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_mic_intr_lock_of_mic_irq_info [2022-11-23 14:22:53,395 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-11-23 14:22:53,396 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-11-23 14:22:53,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-11-23 14:22:53,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-11-23 14:22:53,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-11-23 14:22:53,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-11-23 14:22:53,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_98 [2022-11-23 14:22:53,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_98 [2022-11-23 14:22:53,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-23 14:22:53,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-23 14:22:53,397 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-23 14:22:53,397 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-23 14:22:53,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-23 14:22:53,398 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-23 14:22:53,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_7_22 [2022-11-23 14:22:53,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_7_22 [2022-11-23 14:22:53,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_7_23 [2022-11-23 14:22:53,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_7_23 [2022-11-23 14:22:53,398 INFO L130 BoogieDeclarations]: Found specification of procedure mic_mmio_write [2022-11-23 14:22:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_mmio_write [2022-11-23 14:22:53,399 INFO L130 BoogieDeclarations]: Found specification of procedure vringh_kiov_cleanup [2022-11-23 14:22:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure vringh_kiov_cleanup [2022-11-23 14:22:53,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 14:22:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 14:22:53,399 INFO L130 BoogieDeclarations]: Found specification of procedure mic_dp_debug_open [2022-11-23 14:22:53,400 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_dp_debug_open [2022-11-23 14:22:53,400 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-23 14:22:53,400 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-23 14:22:53,400 INFO L130 BoogieDeclarations]: Found specification of procedure mic_log_buf_release [2022-11-23 14:22:53,400 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_log_buf_release [2022-11-23 14:22:53,400 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_disable_interrupts [2022-11-23 14:22:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_disable_interrupts [2022-11-23 14:22:53,401 INFO L130 BoogieDeclarations]: Found specification of procedure mic_vdevup [2022-11-23 14:22:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_vdevup [2022-11-23 14:22:53,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-23 14:22:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-23 14:22:53,401 INFO L130 BoogieDeclarations]: Found specification of procedure mic_exit_debugfs [2022-11-23 14:22:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_exit_debugfs [2022-11-23 14:22:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure mic_vringh_copy [2022-11-23 14:22:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_vringh_copy [2022-11-23 14:22:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-23 14:22:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-23 14:22:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~~u8~0~TO~VOID [2022-11-23 14:22:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~~u8~0~TO~VOID [2022-11-23 14:22:53,403 INFO L130 BoogieDeclarations]: Found specification of procedure bootmode_store [2022-11-23 14:22:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure bootmode_store [2022-11-23 14:22:53,403 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-23 14:22:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-23 14:22:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_get_postcode [2022-11-23 14:22:53,404 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_get_postcode [2022-11-23 14:22:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-23 14:22:53,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-23 14:22:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-23 14:22:53,404 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-23 14:22:53,405 INFO L130 BoogieDeclarations]: Found specification of procedure mic_vq_features [2022-11-23 14:22:53,405 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_vq_features [2022-11-23 14:22:53,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-23 14:22:53,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-23 14:22:53,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-23 14:22:53,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-23 14:22:53,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 14:22:53,406 INFO L130 BoogieDeclarations]: Found specification of procedure state_store [2022-11-23 14:22:53,406 INFO L138 BoogieDeclarations]: Found implementation of procedure state_store [2022-11-23 14:22:53,406 INFO L130 BoogieDeclarations]: Found specification of procedure mic_get_smpt_ref_count [2022-11-23 14:22:53,406 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_get_smpt_ref_count [2022-11-23 14:22:53,406 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-23 14:22:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-23 14:22:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_5_22 [2022-11-23 14:22:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_5_22 [2022-11-23 14:22:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure mic_post_code_debug_open [2022-11-23 14:22:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_post_code_debug_open [2022-11-23 14:22:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_5_23 [2022-11-23 14:22:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_5_23 [2022-11-23 14:22:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-23 14:22:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-23 14:22:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-23 14:22:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-23 14:22:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-23 14:22:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-23 14:22:53,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-23 14:22:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-23 14:22:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure mbus_unregister_device [2022-11-23 14:22:53,409 INFO L138 BoogieDeclarations]: Found implementation of procedure mbus_unregister_device [2022-11-23 14:22:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-23 14:22:53,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-23 14:22:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure mic_poll [2022-11-23 14:22:53,410 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_poll [2022-11-23 14:22:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-23 14:22:53,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-23 14:22:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_reset_fw_ready [2022-11-23 14:22:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_reset_fw_ready [2022-11-23 14:22:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-23 14:22:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-23 14:22:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-23 14:22:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-23 14:22:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-23 14:22:53,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-23 14:22:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure mic_interrupt [2022-11-23 14:22:53,412 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_interrupt [2022-11-23 14:22:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-23 14:22:53,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-23 14:22:53,413 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_read_spad [2022-11-23 14:22:53,413 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_read_spad [2022-11-23 14:22:53,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-11-23 14:22:53,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-11-23 14:22:53,413 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-23 14:22:53,413 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-23 14:22:53,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-23 14:22:53,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-23 14:22:53,414 INFO L130 BoogieDeclarations]: Found specification of procedure mic_stop [2022-11-23 14:22:53,414 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_stop [2022-11-23 14:22:53,414 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-11-23 14:22:53,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-11-23 14:22:53,415 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-11-23 14:22:53,415 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-11-23 14:22:53,415 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-23 14:22:53,415 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-23 14:22:53,415 INFO L130 BoogieDeclarations]: Found specification of procedure mic_setup_callbacks [2022-11-23 14:22:53,415 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_setup_callbacks [2022-11-23 14:22:53,416 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_put [2022-11-23 14:22:53,416 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_put [2022-11-23 14:22:53,416 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_streq [2022-11-23 14:22:53,416 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_streq [2022-11-23 14:22:53,416 INFO L130 BoogieDeclarations]: Found specification of procedure mic_release [2022-11-23 14:22:53,416 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_release [2022-11-23 14:22:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 14:22:53,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 14:22:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure vringh32_to_cpu [2022-11-23 14:22:53,417 INFO L138 BoogieDeclarations]: Found implementation of procedure vringh32_to_cpu [2022-11-23 14:22:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-23 14:22:53,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-23 14:22:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure mic_dp_debug_release [2022-11-23 14:22:53,418 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_dp_debug_release [2022-11-23 14:22:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_3_23 [2022-11-23 14:22:53,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_3_23 [2022-11-23 14:22:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_3_22 [2022-11-23 14:22:53,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_3_22 [2022-11-23 14:22:53,419 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~~bool~0~TO~VOID [2022-11-23 14:22:53,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~~bool~0~TO~VOID [2022-11-23 14:22:53,419 INFO L130 BoogieDeclarations]: Found specification of procedure mic_probe [2022-11-23 14:22:53,419 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_probe [2022-11-23 14:22:53,419 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-23 14:22:53,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-23 14:22:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure mic_virtio_device_reset [2022-11-23 14:22:53,420 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_virtio_device_reset [2022-11-23 14:22:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2022-11-23 14:22:53,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2022-11-23 14:22:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure mic_mmio_read [2022-11-23 14:22:53,420 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_mmio_read [2022-11-23 14:22:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-23 14:22:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-23 14:22:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-11-23 14:22:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2022-11-23 14:22:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2022-11-23 14:22:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2022-11-23 14:22:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-23 14:22:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-23 14:22:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-23 14:22:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-23 14:22:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_intr_workarounds [2022-11-23 14:22:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_intr_workarounds [2022-11-23 14:22:53,423 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-23 14:22:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-23 14:22:53,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-23 14:22:53,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-23 14:22:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-23 14:22:53,424 INFO L130 BoogieDeclarations]: Found specification of procedure mic_release_callbacks [2022-11-23 14:22:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_release_callbacks [2022-11-23 14:22:53,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-23 14:22:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-23 14:22:53,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_destroy_class [2022-11-23 14:22:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_destroy_class [2022-11-23 14:22:53,425 INFO L130 BoogieDeclarations]: Found specification of procedure mic_smpt_debug_release [2022-11-23 14:22:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_smpt_debug_release [2022-11-23 14:22:53,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_init_103 [2022-11-23 14:22:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_init_103 [2022-11-23 14:22:53,425 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-23 14:22:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-23 14:22:53,426 INFO L130 BoogieDeclarations]: Found specification of procedure mic_soft_reset_debug_open [2022-11-23 14:22:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_soft_reset_debug_open [2022-11-23 14:22:53,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mic_mutex_of_mic_device [2022-11-23 14:22:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mic_mutex_of_mic_device [2022-11-23 14:22:53,426 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_read_msi_to_src_map [2022-11-23 14:22:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_read_msi_to_src_map [2022-11-23 14:22:53,427 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-11-23 14:22:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-11-23 14:22:53,427 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~bool~0 [2022-11-23 14:22:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~bool~0 [2022-11-23 14:22:53,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_23 [2022-11-23 14:22:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_23 [2022-11-23 14:22:53,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_22 [2022-11-23 14:22:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_22 [2022-11-23 14:22:53,428 INFO L130 BoogieDeclarations]: Found specification of procedure mic_set_state [2022-11-23 14:22:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_set_state [2022-11-23 14:22:53,428 INFO L130 BoogieDeclarations]: Found specification of procedure vringh_kiov_init [2022-11-23 14:22:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure vringh_kiov_init [2022-11-23 14:22:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure mic_is_system_addr [2022-11-23 14:22:53,429 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_is_system_addr [2022-11-23 14:22:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure mic_vq_config [2022-11-23 14:22:53,429 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_vq_config [2022-11-23 14:22:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-23 14:22:53,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-23 14:22:53,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 14:22:53,430 INFO L130 BoogieDeclarations]: Found specification of procedure mic_sync_dma [2022-11-23 14:22:53,430 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_sync_dma [2022-11-23 14:22:53,430 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-23 14:22:53,430 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-23 14:22:53,430 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-23 14:22:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-23 14:22:53,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-23 14:22:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-23 14:22:53,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-23 14:22:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-23 14:22:53,432 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-11-23 14:22:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-11-23 14:22:53,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-23 14:22:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-23 14:22:53,432 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2022-11-23 14:22:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2022-11-23 14:22:53,433 INFO L130 BoogieDeclarations]: Found specification of procedure mic_open [2022-11-23 14:22:53,433 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_open [2022-11-23 14:22:53,433 INFO L130 BoogieDeclarations]: Found specification of procedure mic_device_uninit [2022-11-23 14:22:53,433 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_device_uninit [2022-11-23 14:22:53,433 INFO L130 BoogieDeclarations]: Found specification of procedure mic_dma_unmap_page [2022-11-23 14:22:53,433 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_dma_unmap_page [2022-11-23 14:22:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure mic_bootparam_init [2022-11-23 14:22:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_bootparam_init [2022-11-23 14:22:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-23 14:22:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-23 14:22:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure mic_soft_reset_debug_release [2022-11-23 14:22:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_soft_reset_debug_release [2022-11-23 14:22:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure mic_thread_fn [2022-11-23 14:22:53,435 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_thread_fn [2022-11-23 14:22:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2022-11-23 14:22:53,435 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2022-11-23 14:22:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-23 14:22:53,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-23 14:22:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure mic_total_desc_size [2022-11-23 14:22:53,436 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_total_desc_size [2022-11-23 14:22:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure firmware_store [2022-11-23 14:22:53,436 INFO L138 BoogieDeclarations]: Found implementation of procedure firmware_store [2022-11-23 14:22:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure ida_init [2022-11-23 14:22:53,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_init [2022-11-23 14:22:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-23 14:22:53,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-23 14:22:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-23 14:22:53,437 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-23 14:22:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-11-23 14:22:53,437 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-11-23 14:22:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure mic_msi_irq_info_debug_release [2022-11-23 14:22:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_msi_irq_info_debug_release [2022-11-23 14:22:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure mic_reset [2022-11-23 14:22:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_reset [2022-11-23 14:22:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-11-23 14:22:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-11-23 14:22:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-23 14:22:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-23 14:22:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure mic_free_interrupts [2022-11-23 14:22:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_free_interrupts [2022-11-23 14:22:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_97 [2022-11-23 14:22:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_97 [2022-11-23 14:22:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-23 14:22:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-23 14:22:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2022-11-23 14:22:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2022-11-23 14:22:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-23 14:22:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-23 14:22:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_ack_interrupt [2022-11-23 14:22:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_ack_interrupt [2022-11-23 14:22:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure ida_simple_get [2022-11-23 14:22:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_simple_get [2022-11-23 14:22:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-23 14:22:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-23 14:22:53,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-23 14:22:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-23 14:22:53,442 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-23 14:22:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-23 14:22:53,442 INFO L130 BoogieDeclarations]: Found specification of procedure mic_x100_smpt_hw_init [2022-11-23 14:22:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure mic_x100_smpt_hw_init [2022-11-23 14:22:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~~u32~0 [2022-11-23 14:22:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~~u32~0 [2022-11-23 14:22:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-23 14:22:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-23 14:22:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-23 14:22:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-23 14:22:53,444 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-23 14:22:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-23 14:22:53,444 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-23 14:22:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-23 14:22:53,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_24_1 [2022-11-23 14:22:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_24_1 [2022-11-23 14:22:53,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 14:22:53,445 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2022-11-23 14:22:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2022-11-23 14:22:53,445 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-23 14:22:55,659 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:22:55,665 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:22:55,791 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-23 14:23:18,477 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:23:20,457 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:23:20,457 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-23 14:23:20,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:23:20 BoogieIcfgContainer [2022-11-23 14:23:20,465 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:23:20,469 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:23:20,469 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:23:20,473 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:23:20,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:22:40" (1/3) ... [2022-11-23 14:23:20,475 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5465bd8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:23:20, skipping insertion in model container [2022-11-23 14:23:20,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:51" (2/3) ... [2022-11-23 14:23:20,476 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5465bd8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:23:20, skipping insertion in model container [2022-11-23 14:23:20,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:23:20" (3/3) ... [2022-11-23 14:23:20,478 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--misc--mic--host--mic_host.ko.cil.i [2022-11-23 14:23:20,500 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:23:20,501 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2022-11-23 14:23:20,650 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 14:23:20,663 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;@7242e763, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 14:23:20,663 INFO L358 AbstractCegarLoop]: Starting to check reachability of 38 error locations. [2022-11-23 14:23:20,682 INFO L276 IsEmpty]: Start isEmpty. Operand has 3694 states, 2116 states have (on average 1.2996219281663517) internal successors, (2750), 2306 states have internal predecessors, (2750), 1257 states have call successors, (1257), 283 states have call predecessors, (1257), 282 states have return successors, (1234), 1186 states have call predecessors, (1234), 1234 states have call successors, (1234) [2022-11-23 14:23:20,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-23 14:23:20,692 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:23:20,692 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:23:20,694 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-11-23 14:23:20,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:23:20,703 INFO L85 PathProgramCache]: Analyzing trace with hash 188330872, now seen corresponding path program 1 times [2022-11-23 14:23:20,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:23:20,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711929165] [2022-11-23 14:23:20,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:23:20,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:23:21,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:23:22,788 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-23 14:23:22,789 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:23:22,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711929165] [2022-11-23 14:23:22,790 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711929165] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:23:22,790 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:23:22,790 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 14:23:22,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544831116] [2022-11-23 14:23:22,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:23:22,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 14:23:22,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:23:22,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 14:23:22,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:23:22,863 INFO L87 Difference]: Start difference. First operand has 3694 states, 2116 states have (on average 1.2996219281663517) internal successors, (2750), 2306 states have internal predecessors, (2750), 1257 states have call successors, (1257), 283 states have call predecessors, (1257), 282 states have return successors, (1234), 1186 states have call predecessors, (1234), 1234 states have call successors, (1234) Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-23 14:23:35,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:23:35,998 INFO L93 Difference]: Finished difference Result 10730 states and 15766 transitions. [2022-11-23 14:23:36,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:23:36,001 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 24 [2022-11-23 14:23:36,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:23:36,074 INFO L225 Difference]: With dead ends: 10730 [2022-11-23 14:23:36,075 INFO L226 Difference]: Without dead ends: 7037 [2022-11-23 14:23:36,122 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-23 14:23:36,126 INFO L413 NwaCegarLoop]: 8949 mSDtfsCounter, 5055 mSDsluCounter, 22340 mSDsCounter, 0 mSdLazyCounter, 3793 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5056 SdHoareTripleChecker+Valid, 31289 SdHoareTripleChecker+Invalid, 3794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3793 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2022-11-23 14:23:36,127 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5056 Valid, 31289 Invalid, 3794 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1 Valid, 3793 Invalid, 0 Unknown, 0 Unchecked, 12.2s Time] [2022-11-23 14:23:36,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7037 states. [2022-11-23 14:23:36,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7037 to 6949. [2022-11-23 14:23:36,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6949 states, 4016 states have (on average 1.2741533864541832) internal successors, (5117), 4317 states have internal predecessors, (5117), 2352 states have call successors, (2352), 545 states have call predecessors, (2352), 544 states have return successors, (2350), 2250 states have call predecessors, (2350), 2350 states have call successors, (2350) [2022-11-23 14:23:36,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6949 states to 6949 states and 9819 transitions. [2022-11-23 14:23:37,002 INFO L78 Accepts]: Start accepts. Automaton has 6949 states and 9819 transitions. Word has length 24 [2022-11-23 14:23:37,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:23:37,003 INFO L495 AbstractCegarLoop]: Abstraction has 6949 states and 9819 transitions. [2022-11-23 14:23:37,003 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-23 14:23:37,003 INFO L276 IsEmpty]: Start isEmpty. Operand 6949 states and 9819 transitions. [2022-11-23 14:23:37,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-23 14:23:37,007 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:23:37,008 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:23:37,008 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 14:23:37,009 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-11-23 14:23:37,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:23:37,009 INFO L85 PathProgramCache]: Analyzing trace with hash -107736203, now seen corresponding path program 1 times [2022-11-23 14:23:37,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:23:37,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393938388] [2022-11-23 14:23:37,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:23:37,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:23:37,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:23:38,307 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-23 14:23:38,307 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:23:38,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393938388] [2022-11-23 14:23:38,307 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393938388] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:23:38,308 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:23:38,308 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 14:23:38,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710705394] [2022-11-23 14:23:38,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:23:38,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 14:23:38,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:23:38,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 14:23:38,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:23:38,314 INFO L87 Difference]: Start difference. First operand 6949 states and 9819 transitions. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-23 14:23:45,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:23:45,391 INFO L93 Difference]: Finished difference Result 6949 states and 9819 transitions. [2022-11-23 14:23:45,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:23:45,392 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 39 [2022-11-23 14:23:45,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:23:45,448 INFO L225 Difference]: With dead ends: 6949 [2022-11-23 14:23:45,448 INFO L226 Difference]: Without dead ends: 6947 [2022-11-23 14:23:45,455 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-23 14:23:45,456 INFO L413 NwaCegarLoop]: 4422 mSDtfsCounter, 4962 mSDsluCounter, 8841 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4963 SdHoareTripleChecker+Valid, 13263 SdHoareTripleChecker+Invalid, 1634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2022-11-23 14:23:45,456 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4963 Valid, 13263 Invalid, 1634 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 6.5s Time] [2022-11-23 14:23:45,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6947 states. [2022-11-23 14:23:45,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6947 to 6947. [2022-11-23 14:23:45,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6947 states, 4015 states have (on average 1.2737235367372353) internal successors, (5114), 4315 states have internal predecessors, (5114), 2352 states have call successors, (2352), 545 states have call predecessors, (2352), 544 states have return successors, (2350), 2250 states have call predecessors, (2350), 2350 states have call successors, (2350) [2022-11-23 14:23:46,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6947 states to 6947 states and 9816 transitions. [2022-11-23 14:23:46,036 INFO L78 Accepts]: Start accepts. Automaton has 6947 states and 9816 transitions. Word has length 39 [2022-11-23 14:23:46,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:23:46,037 INFO L495 AbstractCegarLoop]: Abstraction has 6947 states and 9816 transitions. [2022-11-23 14:23:46,037 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-23 14:23:46,037 INFO L276 IsEmpty]: Start isEmpty. Operand 6947 states and 9816 transitions. [2022-11-23 14:23:46,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-23 14:23:46,040 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:23:46,040 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 3, 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] [2022-11-23 14:23:46,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 14:23:46,041 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-11-23 14:23:46,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:23:46,041 INFO L85 PathProgramCache]: Analyzing trace with hash 1456685972, now seen corresponding path program 1 times [2022-11-23 14:23:46,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:23:46,042 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399595394] [2022-11-23 14:23:46,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:23:46,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:23:46,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:23:47,193 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-11-23 14:23:47,194 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:23:47,194 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399595394] [2022-11-23 14:23:47,194 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399595394] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:23:47,195 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:23:47,195 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 14:23:47,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950538125] [2022-11-23 14:23:47,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:23:47,196 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 14:23:47,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:23:47,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 14:23:47,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:23:47,198 INFO L87 Difference]: Start difference. First operand 6947 states and 9816 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (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) [2022-11-23 14:23:55,632 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 [] [2022-11-23 14:23:58,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:23:58,292 INFO L93 Difference]: Finished difference Result 13817 states and 19537 transitions. [2022-11-23 14:23:58,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:23:58,292 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (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 65 [2022-11-23 14:23:58,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:23:58,395 INFO L225 Difference]: With dead ends: 13817 [2022-11-23 14:23:58,395 INFO L226 Difference]: Without dead ends: 13815 [2022-11-23 14:23:58,410 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-23 14:23:58,411 INFO L413 NwaCegarLoop]: 6993 mSDtfsCounter, 4950 mSDsluCounter, 18358 mSDsCounter, 0 mSdLazyCounter, 2757 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4951 SdHoareTripleChecker+Valid, 25351 SdHoareTripleChecker+Invalid, 2760 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2757 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2022-11-23 14:23:58,411 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4951 Valid, 25351 Invalid, 2760 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 2757 Invalid, 1 Unknown, 0 Unchecked, 10.2s Time] [2022-11-23 14:23:58,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13815 states. [2022-11-23 14:23:59,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13815 to 13521. [2022-11-23 14:23:59,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13521 states, 7819 states have (on average 1.2743317559790255) internal successors, (9964), 8382 states have internal predecessors, (9964), 4624 states have call successors, (4624), 1044 states have call predecessors, (4624), 1043 states have return successors, (4626), 4420 states have call predecessors, (4626), 4622 states have call successors, (4626) [2022-11-23 14:23:59,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13521 states to 13521 states and 19214 transitions. [2022-11-23 14:23:59,413 INFO L78 Accepts]: Start accepts. Automaton has 13521 states and 19214 transitions. Word has length 65 [2022-11-23 14:23:59,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:23:59,414 INFO L495 AbstractCegarLoop]: Abstraction has 13521 states and 19214 transitions. [2022-11-23 14:23:59,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (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) [2022-11-23 14:23:59,415 INFO L276 IsEmpty]: Start isEmpty. Operand 13521 states and 19214 transitions. [2022-11-23 14:23:59,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-23 14:23:59,426 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:23:59,427 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:23:59,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 14:23:59,427 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-11-23 14:23:59,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:23:59,428 INFO L85 PathProgramCache]: Analyzing trace with hash 543783709, now seen corresponding path program 1 times [2022-11-23 14:23:59,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:23:59,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837536625] [2022-11-23 14:23:59,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:23:59,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:23:59,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:24:00,589 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-23 14:24:00,590 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:24:00,590 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837536625] [2022-11-23 14:24:00,590 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837536625] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:24:00,590 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:24:00,591 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:24:00,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272124177] [2022-11-23 14:24:00,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:24:00,591 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:24:00,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:24:00,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:24:00,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:24:00,592 INFO L87 Difference]: Start difference. First operand 13521 states and 19214 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) [2022-11-23 14:24:08,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:24:09,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:24:09,506 INFO L93 Difference]: Finished difference Result 26767 states and 38457 transitions. [2022-11-23 14:24:09,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:24:09,508 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 74 [2022-11-23 14:24:09,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:24:09,723 INFO L225 Difference]: With dead ends: 26767 [2022-11-23 14:24:09,724 INFO L226 Difference]: Without dead ends: 26765 [2022-11-23 14:24:09,749 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 [2022-11-23 14:24:09,751 INFO L413 NwaCegarLoop]: 5617 mSDtfsCounter, 4916 mSDsluCounter, 10047 mSDsCounter, 0 mSdLazyCounter, 1626 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4918 SdHoareTripleChecker+Valid, 15664 SdHoareTripleChecker+Invalid, 1627 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2022-11-23 14:24:09,753 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4918 Valid, 15664 Invalid, 1627 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1626 Invalid, 0 Unknown, 0 Unchecked, 7.5s Time] [2022-11-23 14:24:09,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26765 states. [2022-11-23 14:24:11,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26765 to 26457. [2022-11-23 14:24:11,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26457 states, 15312 states have (on average 1.2755355276907) internal successors, (19531), 16393 states have internal predecessors, (19531), 9075 states have call successors, (9075), 2036 states have call predecessors, (9075), 2035 states have return successors, (9501), 8661 states have call predecessors, (9501), 9073 states have call successors, (9501) [2022-11-23 14:24:11,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26457 states to 26457 states and 38107 transitions. [2022-11-23 14:24:11,804 INFO L78 Accepts]: Start accepts. Automaton has 26457 states and 38107 transitions. Word has length 74 [2022-11-23 14:24:11,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:24:11,805 INFO L495 AbstractCegarLoop]: Abstraction has 26457 states and 38107 transitions. [2022-11-23 14:24:11,805 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) [2022-11-23 14:24:11,806 INFO L276 IsEmpty]: Start isEmpty. Operand 26457 states and 38107 transitions. [2022-11-23 14:24:11,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-23 14:24:11,808 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:24:11,809 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:24:11,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 14:24:11,809 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-11-23 14:24:11,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:24:11,810 INFO L85 PathProgramCache]: Analyzing trace with hash -1551917604, now seen corresponding path program 1 times [2022-11-23 14:24:11,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:24:11,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101725056] [2022-11-23 14:24:11,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:24:11,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:24:12,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:24:12,766 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-23 14:24:12,766 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:24:12,767 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101725056] [2022-11-23 14:24:12,767 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101725056] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:24:12,767 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:24:12,767 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 14:24:12,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882490382] [2022-11-23 14:24:12,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:24:12,769 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 14:24:12,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:24:12,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 14:24:12,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:24:12,770 INFO L87 Difference]: Start difference. First operand 26457 states and 38107 transitions. Second operand has 5 states, 5 states have (on average 6.0) 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) [2022-11-23 14:24:19,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:24:19,430 INFO L93 Difference]: Finished difference Result 26457 states and 38107 transitions. [2022-11-23 14:24:19,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:24:19,431 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) 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 75 [2022-11-23 14:24:19,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:24:19,603 INFO L225 Difference]: With dead ends: 26457 [2022-11-23 14:24:19,603 INFO L226 Difference]: Without dead ends: 26455 [2022-11-23 14:24:19,628 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-23 14:24:19,629 INFO L413 NwaCegarLoop]: 4418 mSDtfsCounter, 4943 mSDsluCounter, 8833 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4944 SdHoareTripleChecker+Valid, 13251 SdHoareTripleChecker+Invalid, 1634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-11-23 14:24:19,629 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4944 Valid, 13251 Invalid, 1634 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2022-11-23 14:24:19,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26455 states. [2022-11-23 14:24:21,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26455 to 26455. [2022-11-23 14:24:21,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26455 states, 15311 states have (on average 1.2752922735288355) internal successors, (19526), 16391 states have internal predecessors, (19526), 9075 states have call successors, (9075), 2036 states have call predecessors, (9075), 2035 states have return successors, (9501), 8661 states have call predecessors, (9501), 9073 states have call successors, (9501) [2022-11-23 14:24:21,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26455 states to 26455 states and 38102 transitions. [2022-11-23 14:24:21,699 INFO L78 Accepts]: Start accepts. Automaton has 26455 states and 38102 transitions. Word has length 75 [2022-11-23 14:24:21,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:24:21,699 INFO L495 AbstractCegarLoop]: Abstraction has 26455 states and 38102 transitions. [2022-11-23 14:24:21,700 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) 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) [2022-11-23 14:24:21,700 INFO L276 IsEmpty]: Start isEmpty. Operand 26455 states and 38102 transitions. [2022-11-23 14:24:21,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-23 14:24:21,701 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:24:21,702 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:24:21,702 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 14:24:21,702 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-11-23 14:24:21,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:24:21,703 INFO L85 PathProgramCache]: Analyzing trace with hash 1938165273, now seen corresponding path program 1 times [2022-11-23 14:24:21,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:24:21,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119298894] [2022-11-23 14:24:21,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:24:21,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:24:22,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:24:22,834 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-23 14:24:22,834 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:24:22,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119298894] [2022-11-23 14:24:22,835 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119298894] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:24:22,835 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:24:22,835 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:24:22,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198731273] [2022-11-23 14:24:22,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:24:22,836 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:24:22,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:24:22,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:24:22,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:24:22,837 INFO L87 Difference]: Start difference. First operand 26455 states and 38102 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) [2022-11-23 14:24:28,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:24:28,073 INFO L93 Difference]: Finished difference Result 26455 states and 38102 transitions. [2022-11-23 14:24:28,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:24:28,074 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 79 [2022-11-23 14:24:28,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:24:28,225 INFO L225 Difference]: With dead ends: 26455 [2022-11-23 14:24:28,225 INFO L226 Difference]: Without dead ends: 26453 [2022-11-23 14:24:28,239 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 [2022-11-23 14:24:28,240 INFO L413 NwaCegarLoop]: 4420 mSDtfsCounter, 4934 mSDsluCounter, 4420 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4936 SdHoareTripleChecker+Valid, 8840 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-11-23 14:24:28,240 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4936 Valid, 8840 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-11-23 14:24:28,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26453 states. [2022-11-23 14:24:30,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26453 to 26453. [2022-11-23 14:24:30,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26453 states, 15310 states have (on average 1.2751796211626387) internal successors, (19523), 16389 states have internal predecessors, (19523), 9075 states have call successors, (9075), 2036 states have call predecessors, (9075), 2035 states have return successors, (9501), 8661 states have call predecessors, (9501), 9073 states have call successors, (9501) [2022-11-23 14:24:30,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26453 states to 26453 states and 38099 transitions. [2022-11-23 14:24:30,210 INFO L78 Accepts]: Start accepts. Automaton has 26453 states and 38099 transitions. Word has length 79 [2022-11-23 14:24:30,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:24:30,210 INFO L495 AbstractCegarLoop]: Abstraction has 26453 states and 38099 transitions. [2022-11-23 14:24:30,211 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) [2022-11-23 14:24:30,211 INFO L276 IsEmpty]: Start isEmpty. Operand 26453 states and 38099 transitions. [2022-11-23 14:24:30,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-23 14:24:30,213 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:24:30,213 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:24:30,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 14:24:30,213 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-11-23 14:24:30,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:24:30,214 INFO L85 PathProgramCache]: Analyzing trace with hash -1048965544, now seen corresponding path program 1 times [2022-11-23 14:24:30,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:24:30,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973857220] [2022-11-23 14:24:30,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:24:30,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:24:30,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:24:31,595 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-23 14:24:31,595 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:24:31,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973857220] [2022-11-23 14:24:31,596 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973857220] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:24:31,596 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:24:31,596 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:24:31,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692532175] [2022-11-23 14:24:31,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:24:31,597 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:24:31,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:24:31,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:24:31,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:24:31,599 INFO L87 Difference]: Start difference. First operand 26453 states and 38099 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) [2022-11-23 14:24:36,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:24:36,677 INFO L93 Difference]: Finished difference Result 26453 states and 38099 transitions. [2022-11-23 14:24:36,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:24:36,677 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 84 [2022-11-23 14:24:36,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:24:36,821 INFO L225 Difference]: With dead ends: 26453 [2022-11-23 14:24:36,821 INFO L226 Difference]: Without dead ends: 26451 [2022-11-23 14:24:36,837 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 [2022-11-23 14:24:36,838 INFO L413 NwaCegarLoop]: 4418 mSDtfsCounter, 4931 mSDsluCounter, 4418 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4933 SdHoareTripleChecker+Valid, 8836 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-11-23 14:24:36,839 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4933 Valid, 8836 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-11-23 14:24:36,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26451 states. [2022-11-23 14:24:38,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26451 to 26451. [2022-11-23 14:24:38,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26451 states, 15309 states have (on average 1.2750669540792998) internal successors, (19520), 16387 states have internal predecessors, (19520), 9075 states have call successors, (9075), 2036 states have call predecessors, (9075), 2035 states have return successors, (9501), 8661 states have call predecessors, (9501), 9073 states have call successors, (9501) [2022-11-23 14:24:39,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26451 states to 26451 states and 38096 transitions. [2022-11-23 14:24:39,105 INFO L78 Accepts]: Start accepts. Automaton has 26451 states and 38096 transitions. Word has length 84 [2022-11-23 14:24:39,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:24:39,106 INFO L495 AbstractCegarLoop]: Abstraction has 26451 states and 38096 transitions. [2022-11-23 14:24:39,106 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) [2022-11-23 14:24:39,107 INFO L276 IsEmpty]: Start isEmpty. Operand 26451 states and 38096 transitions. [2022-11-23 14:24:39,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-23 14:24:39,118 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:24:39,118 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:24:39,118 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-23 14:24:39,119 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-11-23 14:24:39,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:24:39,119 INFO L85 PathProgramCache]: Analyzing trace with hash -2033128563, now seen corresponding path program 1 times [2022-11-23 14:24:39,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:24:39,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069720527] [2022-11-23 14:24:39,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:24:39,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:24:39,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:24:40,311 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-23 14:24:40,312 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:24:40,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069720527] [2022-11-23 14:24:40,312 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069720527] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:24:40,312 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:24:40,312 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:24:40,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819417776] [2022-11-23 14:24:40,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:24:40,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:24:40,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:24:40,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:24:40,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:24:40,316 INFO L87 Difference]: Start difference. First operand 26451 states and 38096 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) [2022-11-23 14:24:46,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:24:46,372 INFO L93 Difference]: Finished difference Result 26451 states and 38096 transitions. [2022-11-23 14:24:46,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:24:46,372 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 89 [2022-11-23 14:24:46,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:24:46,480 INFO L225 Difference]: With dead ends: 26451 [2022-11-23 14:24:46,480 INFO L226 Difference]: Without dead ends: 26449 [2022-11-23 14:24:46,492 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 [2022-11-23 14:24:46,492 INFO L413 NwaCegarLoop]: 4416 mSDtfsCounter, 4928 mSDsluCounter, 4416 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4930 SdHoareTripleChecker+Valid, 8832 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-11-23 14:24:46,493 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4930 Valid, 8832 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2022-11-23 14:24:46,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26449 states. [2022-11-23 14:24:48,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26449 to 26449. [2022-11-23 14:24:48,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26449 states, 15308 states have (on average 1.2749542722759342) internal successors, (19517), 16385 states have internal predecessors, (19517), 9075 states have call successors, (9075), 2036 states have call predecessors, (9075), 2035 states have return successors, (9501), 8661 states have call predecessors, (9501), 9073 states have call successors, (9501) [2022-11-23 14:24:48,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26449 states to 26449 states and 38093 transitions. [2022-11-23 14:24:48,495 INFO L78 Accepts]: Start accepts. Automaton has 26449 states and 38093 transitions. Word has length 89 [2022-11-23 14:24:48,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:24:48,496 INFO L495 AbstractCegarLoop]: Abstraction has 26449 states and 38093 transitions. [2022-11-23 14:24:48,496 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) [2022-11-23 14:24:48,497 INFO L276 IsEmpty]: Start isEmpty. Operand 26449 states and 38093 transitions. [2022-11-23 14:24:48,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-23 14:24:48,499 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:24:48,500 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:24:48,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-23 14:24:48,501 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_drivers_base_class_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-11-23 14:24:48,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:24:48,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1458131736, now seen corresponding path program 1 times [2022-11-23 14:24:48,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:24:48,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558476430] [2022-11-23 14:24:48,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:24:48,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:24:48,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:24:50,915 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-23 14:24:50,916 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:24:50,916 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558476430] [2022-11-23 14:24:50,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558476430] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:24:50,916 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:24:50,916 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 14:24:50,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605610995] [2022-11-23 14:24:50,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:24:50,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 14:24:50,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:24:50,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 14:24:50,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 14:24:50,918 INFO L87 Difference]: Start difference. First operand 26449 states and 38093 transitions. Second operand has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 4 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2022-11-23 14:25:04,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:25:04,473 INFO L93 Difference]: Finished difference Result 39625 states and 56890 transitions. [2022-11-23 14:25:04,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 14:25:04,474 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 4 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 92 [2022-11-23 14:25:04,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:25:04,702 INFO L225 Difference]: With dead ends: 39625 [2022-11-23 14:25:04,703 INFO L226 Difference]: Without dead ends: 39370 [2022-11-23 14:25:04,725 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-11-23 14:25:04,726 INFO L413 NwaCegarLoop]: 6810 mSDtfsCounter, 4745 mSDsluCounter, 24775 mSDsCounter, 0 mSdLazyCounter, 3498 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4745 SdHoareTripleChecker+Valid, 31585 SdHoareTripleChecker+Invalid, 3548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 3498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2022-11-23 14:25:04,726 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4745 Valid, 31585 Invalid, 3548 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [50 Valid, 3498 Invalid, 0 Unknown, 0 Unchecked, 11.1s Time] [2022-11-23 14:25:04,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39370 states. [2022-11-23 14:25:07,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39370 to 26083. [2022-11-23 14:25:07,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26083 states, 15092 states have (on average 1.2740524781341107) internal successors, (19228), 16156 states have internal predecessors, (19228), 8932 states have call successors, (8932), 2029 states have call predecessors, (8932), 2028 states have return successors, (9344), 8521 states have call predecessors, (9344), 8930 states have call successors, (9344) [2022-11-23 14:25:07,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26083 states to 26083 states and 37504 transitions. [2022-11-23 14:25:07,246 INFO L78 Accepts]: Start accepts. Automaton has 26083 states and 37504 transitions. Word has length 92 [2022-11-23 14:25:07,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:25:07,247 INFO L495 AbstractCegarLoop]: Abstraction has 26083 states and 37504 transitions. [2022-11-23 14:25:07,247 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 4 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2022-11-23 14:25:07,247 INFO L276 IsEmpty]: Start isEmpty. Operand 26083 states and 37504 transitions. [2022-11-23 14:25:07,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-23 14:25:07,249 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:25:07,250 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:25:07,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-23 14:25:07,250 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-11-23 14:25:07,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:25:07,251 INFO L85 PathProgramCache]: Analyzing trace with hash -792833870, now seen corresponding path program 1 times [2022-11-23 14:25:07,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:25:07,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870437512] [2022-11-23 14:25:07,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:25:07,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:25:07,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:25:08,223 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-23 14:25:08,223 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:25:08,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870437512] [2022-11-23 14:25:08,224 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870437512] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:25:08,224 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:25:08,224 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:25:08,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865370316] [2022-11-23 14:25:08,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:25:08,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:25:08,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:25:08,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:25:08,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:25:08,226 INFO L87 Difference]: Start difference. First operand 26083 states and 37504 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) [2022-11-23 14:25:17,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:25:20,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:25:20,361 INFO L93 Difference]: Finished difference Result 39398 states and 56640 transitions. [2022-11-23 14:25:20,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:25:20,362 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 94 [2022-11-23 14:25:20,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:25:20,621 INFO L225 Difference]: With dead ends: 39398 [2022-11-23 14:25:20,621 INFO L226 Difference]: Without dead ends: 39396 [2022-11-23 14:25:20,639 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 [2022-11-23 14:25:20,639 INFO L413 NwaCegarLoop]: 6993 mSDtfsCounter, 4926 mSDsluCounter, 11359 mSDsCounter, 0 mSdLazyCounter, 2013 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4928 SdHoareTripleChecker+Valid, 18352 SdHoareTripleChecker+Invalid, 2015 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2013 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2022-11-23 14:25:20,641 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4928 Valid, 18352 Invalid, 2015 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 2013 Invalid, 0 Unknown, 0 Unchecked, 9.4s Time] [2022-11-23 14:25:20,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39396 states. [2022-11-23 14:25:23,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39396 to 39166. [2022-11-23 14:25:23,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39166 states, 22665 states have (on average 1.2743437017427752) internal successors, (28883), 24248 states have internal predecessors, (28883), 13438 states have call successors, (13438), 3033 states have call predecessors, (13438), 3032 states have return successors, (14068), 12822 states have call predecessors, (14068), 13436 states have call successors, (14068) [2022-11-23 14:25:23,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39166 states to 39166 states and 56389 transitions. [2022-11-23 14:25:23,403 INFO L78 Accepts]: Start accepts. Automaton has 39166 states and 56389 transitions. Word has length 94 [2022-11-23 14:25:23,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:25:23,403 INFO L495 AbstractCegarLoop]: Abstraction has 39166 states and 56389 transitions. [2022-11-23 14:25:23,403 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) [2022-11-23 14:25:23,403 INFO L276 IsEmpty]: Start isEmpty. Operand 39166 states and 56389 transitions. [2022-11-23 14:25:23,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-23 14:25:23,405 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:25:23,406 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:25:23,406 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-23 14:25:23,406 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_usb_gadget_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-11-23 14:25:23,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:25:23,407 INFO L85 PathProgramCache]: Analyzing trace with hash -997133443, now seen corresponding path program 1 times [2022-11-23 14:25:23,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:25:23,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239868967] [2022-11-23 14:25:23,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:25:23,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:25:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:25:24,220 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-23 14:25:24,220 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:25:24,220 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239868967] [2022-11-23 14:25:24,220 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239868967] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:25:24,220 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:25:24,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:25:24,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038793704] [2022-11-23 14:25:24,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:25:24,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:25:24,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:25:24,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:25:24,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:25:24,222 INFO L87 Difference]: Start difference. First operand 39166 states and 56389 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, (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) [2022-11-23 14:25:29,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:25:30,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:25:30,378 INFO L93 Difference]: Finished difference Result 39190 states and 56421 transitions. [2022-11-23 14:25:30,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:25:30,379 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, (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 97 [2022-11-23 14:25:30,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:25:30,514 INFO L225 Difference]: With dead ends: 39190 [2022-11-23 14:25:30,514 INFO L226 Difference]: Without dead ends: 39188 [2022-11-23 14:25:30,533 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 [2022-11-23 14:25:30,534 INFO L413 NwaCegarLoop]: 4415 mSDtfsCounter, 4921 mSDsluCounter, 4414 mSDsCounter, 0 mSdLazyCounter, 1085 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4921 SdHoareTripleChecker+Valid, 8829 SdHoareTripleChecker+Invalid, 1085 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1085 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-11-23 14:25:30,534 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4921 Valid, 8829 Invalid, 1085 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1085 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-11-23 14:25:30,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39188 states. [2022-11-23 14:25:32,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39188 to 39164. [2022-11-23 14:25:32,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39164 states, 22664 states have (on average 1.273826332509707) internal successors, (28870), 24246 states have internal predecessors, (28870), 13438 states have call successors, (13438), 3033 states have call predecessors, (13438), 3032 states have return successors, (14068), 12822 states have call predecessors, (14068), 13436 states have call successors, (14068) [2022-11-23 14:25:33,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39164 states to 39164 states and 56376 transitions. [2022-11-23 14:25:33,162 INFO L78 Accepts]: Start accepts. Automaton has 39164 states and 56376 transitions. Word has length 97 [2022-11-23 14:25:33,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:25:33,162 INFO L495 AbstractCegarLoop]: Abstraction has 39164 states and 56376 transitions. [2022-11-23 14:25:33,163 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, (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) [2022-11-23 14:25:33,163 INFO L276 IsEmpty]: Start isEmpty. Operand 39164 states and 56376 transitions. [2022-11-23 14:25:33,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-23 14:25:33,165 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:25:33,166 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:25:33,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-23 14:25:33,166 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_fs_char_dev_unregister_chrdev_regionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-11-23 14:25:33,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:25:33,167 INFO L85 PathProgramCache]: Analyzing trace with hash -1926910284, now seen corresponding path program 1 times [2022-11-23 14:25:33,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:25:33,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969544898] [2022-11-23 14:25:33,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:25:33,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:25:33,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:25:34,464 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-11-23 14:25:34,464 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:25:34,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969544898] [2022-11-23 14:25:34,465 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969544898] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:25:34,465 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:25:34,465 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 14:25:34,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346997184] [2022-11-23 14:25:34,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:25:34,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 14:25:34,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:25:34,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 14:25:34,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:25:34,467 INFO L87 Difference]: Start difference. First operand 39164 states and 56376 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-23 14:25:43,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:25:43,538 INFO L93 Difference]: Finished difference Result 53484 states and 77201 transitions. [2022-11-23 14:25:43,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 14:25:43,538 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 98 [2022-11-23 14:25:43,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:25:43,680 INFO L225 Difference]: With dead ends: 53484 [2022-11-23 14:25:43,680 INFO L226 Difference]: Without dead ends: 40137 [2022-11-23 14:25:43,766 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-23 14:25:43,767 INFO L413 NwaCegarLoop]: 5120 mSDtfsCounter, 659 mSDsluCounter, 14160 mSDsCounter, 0 mSdLazyCounter, 2242 mSolverCounterSat, 543 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 844 SdHoareTripleChecker+Valid, 19280 SdHoareTripleChecker+Invalid, 2785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 543 IncrementalHoareTripleChecker+Valid, 2242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-11-23 14:25:43,767 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [844 Valid, 19280 Invalid, 2785 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [543 Valid, 2242 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2022-11-23 14:25:43,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40137 states. [2022-11-23 14:25:46,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40137 to 38807. [2022-11-23 14:25:46,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38807 states, 22450 states have (on average 1.2734966592427617) internal successors, (28590), 24014 states have internal predecessors, (28590), 13308 states have call successors, (13308), 3020 states have call predecessors, (13308), 3019 states have return successors, (13930), 12698 states have call predecessors, (13930), 13306 states have call successors, (13930) [2022-11-23 14:25:46,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38807 states to 38807 states and 55828 transitions. [2022-11-23 14:25:46,888 INFO L78 Accepts]: Start accepts. Automaton has 38807 states and 55828 transitions. Word has length 98 [2022-11-23 14:25:46,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:25:46,888 INFO L495 AbstractCegarLoop]: Abstraction has 38807 states and 55828 transitions. [2022-11-23 14:25:46,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-23 14:25:46,889 INFO L276 IsEmpty]: Start isEmpty. Operand 38807 states and 55828 transitions. [2022-11-23 14:25:46,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-23 14:25:46,891 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:25:46,891 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:25:46,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-23 14:25:46,891 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-11-23 14:25:46,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:25:46,892 INFO L85 PathProgramCache]: Analyzing trace with hash -1590769216, now seen corresponding path program 1 times [2022-11-23 14:25:46,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:25:46,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183273617] [2022-11-23 14:25:46,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:25:46,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:25:47,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:25:47,611 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-23 14:25:47,611 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:25:47,612 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183273617] [2022-11-23 14:25:47,612 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183273617] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:25:47,612 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:25:47,612 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:25:47,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258459227] [2022-11-23 14:25:47,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:25:47,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:25:47,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:25:47,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:25:47,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:25:47,614 INFO L87 Difference]: Start difference. First operand 38807 states and 55828 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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) [2022-11-23 14:25:56,303 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 [] [2022-11-23 14:25:59,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:25:59,062 INFO L93 Difference]: Finished difference Result 38912 states and 55918 transitions. [2022-11-23 14:25:59,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:25:59,063 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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 99 [2022-11-23 14:25:59,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:25:59,186 INFO L225 Difference]: With dead ends: 38912 [2022-11-23 14:25:59,186 INFO L226 Difference]: Without dead ends: 38910 [2022-11-23 14:25:59,201 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 [2022-11-23 14:25:59,201 INFO L413 NwaCegarLoop]: 8528 mSDtfsCounter, 4738 mSDsluCounter, 12876 mSDsCounter, 0 mSdLazyCounter, 2631 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4740 SdHoareTripleChecker+Valid, 21404 SdHoareTripleChecker+Invalid, 2634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2631 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2022-11-23 14:25:59,202 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4740 Valid, 21404 Invalid, 2634 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 2631 Invalid, 1 Unknown, 0 Unchecked, 8.6s Time] [2022-11-23 14:25:59,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38910 states. [2022-11-23 14:26:01,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38910 to 38823. [2022-11-23 14:26:01,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38823 states, 22458 states have (on average 1.2733547065633628) internal successors, (28597), 24022 states have internal predecessors, (28597), 13312 states have call successors, (13312), 3024 states have call predecessors, (13312), 3023 states have return successors, (13934), 12702 states have call predecessors, (13934), 13310 states have call successors, (13934) [2022-11-23 14:26:02,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38823 states to 38823 states and 55843 transitions. [2022-11-23 14:26:02,105 INFO L78 Accepts]: Start accepts. Automaton has 38823 states and 55843 transitions. Word has length 99 [2022-11-23 14:26:02,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:26:02,105 INFO L495 AbstractCegarLoop]: Abstraction has 38823 states and 55843 transitions. [2022-11-23 14:26:02,105 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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) [2022-11-23 14:26:02,106 INFO L276 IsEmpty]: Start isEmpty. Operand 38823 states and 55843 transitions. [2022-11-23 14:26:02,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-23 14:26:02,107 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:26:02,107 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:26:02,107 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-23 14:26:02,107 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_fs_char_dev_unregister_chrdev_regionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-11-23 14:26:02,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:26:02,108 INFO L85 PathProgramCache]: Analyzing trace with hash -1207561319, now seen corresponding path program 1 times [2022-11-23 14:26:02,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:26:02,108 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604125265] [2022-11-23 14:26:02,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:26:02,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:26:02,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:26:06,014 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-11-23 14:26:06,015 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:26:06,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604125265] [2022-11-23 14:26:06,015 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604125265] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 14:26:06,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1471442582] [2022-11-23 14:26:06,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:26:06,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:26:06,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:26:06,024 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:26:06,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 14:26:08,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:26:08,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 5423 conjuncts, 62 conjunts are in the unsatisfiable core [2022-11-23 14:26:08,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:26:08,913 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-11-23 14:26:08,914 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:26:08,914 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1471442582] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:26:08,914 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 14:26:08,914 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [18] total 26 [2022-11-23 14:26:08,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215199407] [2022-11-23 14:26:08,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:26:08,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-23 14:26:08,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:26:08,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-23 14:26:08,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=594, Unknown=0, NotChecked=0, Total=650 [2022-11-23 14:26:08,916 INFO L87 Difference]: Start difference. First operand 38823 states and 55843 transitions. Second operand has 14 states, 11 states have (on average 4.181818181818182) internal successors, (46), 13 states have internal predecessors, (46), 7 states have call successors, (19), 2 states have call predecessors, (19), 4 states have return successors, (18), 7 states have call predecessors, (18), 7 states have call successors, (18) [2022-11-23 14:26:23,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:26:30,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:26:30,477 INFO L93 Difference]: Finished difference Result 51803 states and 74474 transitions. [2022-11-23 14:26:30,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 14:26:30,477 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 11 states have (on average 4.181818181818182) internal successors, (46), 13 states have internal predecessors, (46), 7 states have call successors, (19), 2 states have call predecessors, (19), 4 states have return successors, (18), 7 states have call predecessors, (18), 7 states have call successors, (18) Word has length 100 [2022-11-23 14:26:30,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:26:30,562 INFO L225 Difference]: With dead ends: 51803 [2022-11-23 14:26:30,562 INFO L226 Difference]: Without dead ends: 26348 [2022-11-23 14:26:30,684 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=162, Invalid=1244, Unknown=0, NotChecked=0, Total=1406 [2022-11-23 14:26:30,685 INFO L413 NwaCegarLoop]: 4447 mSDtfsCounter, 63 mSDsluCounter, 52825 mSDsCounter, 0 mSdLazyCounter, 8091 mSolverCounterSat, 287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 57272 SdHoareTripleChecker+Invalid, 8378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 287 IncrementalHoareTripleChecker+Valid, 8091 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.8s IncrementalHoareTripleChecker+Time [2022-11-23 14:26:30,686 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 57272 Invalid, 8378 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [287 Valid, 8091 Invalid, 0 Unknown, 0 Unchecked, 18.8s Time] [2022-11-23 14:26:30,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26348 states. [2022-11-23 14:26:32,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26348 to 26266. [2022-11-23 14:26:32,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26266 states, 15191 states have (on average 1.2720689882167073) internal successors, (19324), 16251 states have internal predecessors, (19324), 8991 states have call successors, (8991), 2055 states have call predecessors, (8991), 2054 states have return successors, (9409), 8581 states have call predecessors, (9409), 8989 states have call successors, (9409) [2022-11-23 14:26:32,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26266 states to 26266 states and 37724 transitions. [2022-11-23 14:26:32,665 INFO L78 Accepts]: Start accepts. Automaton has 26266 states and 37724 transitions. Word has length 100 [2022-11-23 14:26:32,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:26:32,666 INFO L495 AbstractCegarLoop]: Abstraction has 26266 states and 37724 transitions. [2022-11-23 14:26:32,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 11 states have (on average 4.181818181818182) internal successors, (46), 13 states have internal predecessors, (46), 7 states have call successors, (19), 2 states have call predecessors, (19), 4 states have return successors, (18), 7 states have call predecessors, (18), 7 states have call successors, (18) [2022-11-23 14:26:32,666 INFO L276 IsEmpty]: Start isEmpty. Operand 26266 states and 37724 transitions. [2022-11-23 14:26:32,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-23 14:26:32,668 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:26:32,668 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:26:32,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-23 14:26:32,889 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c53154-4055-4edd-a7b1-3a027c8158df/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-23 14:26:32,890 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-11-23 14:26:32,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:26:32,890 INFO L85 PathProgramCache]: Analyzing trace with hash -887132514, now seen corresponding path program 1 times [2022-11-23 14:26:32,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:26:32,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912750821] [2022-11-23 14:26:32,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:26:32,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:26:33,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:26:33,825 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-23 14:26:33,825 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:26:33,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912750821] [2022-11-23 14:26:33,825 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912750821] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:26:33,826 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:26:33,826 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:26:33,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116563616] [2022-11-23 14:26:33,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:26:33,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:26:33,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:26:33,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:26:33,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:26:33,830 INFO L87 Difference]: Start difference. First operand 26266 states and 37724 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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) [2022-11-23 14:26:38,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:26:39,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:26:39,990 INFO L93 Difference]: Finished difference Result 26266 states and 37724 transitions. [2022-11-23 14:26:39,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:26:39,991 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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 104 [2022-11-23 14:26:39,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:26:40,111 INFO L225 Difference]: With dead ends: 26266 [2022-11-23 14:26:40,111 INFO L226 Difference]: Without dead ends: 26264 [2022-11-23 14:26:40,124 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 [2022-11-23 14:26:40,125 INFO L413 NwaCegarLoop]: 4412 mSDtfsCounter, 4921 mSDsluCounter, 4412 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4923 SdHoareTripleChecker+Valid, 8824 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-11-23 14:26:40,125 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4923 Valid, 8824 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-11-23 14:26:40,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26264 states. [2022-11-23 14:26:41,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26264 to 26264. [2022-11-23 14:26:41,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26264 states, 15190 states have (on average 1.2719552337063857) internal successors, (19321), 16249 states have internal predecessors, (19321), 8991 states have call successors, (8991), 2055 states have call predecessors, (8991), 2054 states have return successors, (9409), 8581 states have call predecessors, (9409), 8989 states have call successors, (9409) [2022-11-23 14:26:41,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26264 states to 26264 states and 37721 transitions. [2022-11-23 14:26:41,956 INFO L78 Accepts]: Start accepts. Automaton has 26264 states and 37721 transitions. Word has length 104 [2022-11-23 14:26:41,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:26:41,956 INFO L495 AbstractCegarLoop]: Abstraction has 26264 states and 37721 transitions. [2022-11-23 14:26:41,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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) [2022-11-23 14:26:41,957 INFO L276 IsEmpty]: Start isEmpty. Operand 26264 states and 37721 transitions. [2022-11-23 14:26:41,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-23 14:26:41,958 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:26:41,958 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:26:41,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-23 14:26:41,959 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_fs_char_dev_unregister_chrdev_regionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-11-23 14:26:41,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:26:41,959 INFO L85 PathProgramCache]: Analyzing trace with hash -1069575508, now seen corresponding path program 1 times [2022-11-23 14:26:41,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:26:41,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375786920] [2022-11-23 14:26:41,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:26:41,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:26:42,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:26:42,773 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-11-23 14:26:42,773 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:26:42,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375786920] [2022-11-23 14:26:42,774 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375786920] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:26:42,774 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:26:42,774 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:26:42,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032911152] [2022-11-23 14:26:42,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:26:42,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:26:42,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:26:42,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:26:42,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:26:42,776 INFO L87 Difference]: Start difference. First operand 26264 states and 37721 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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) [2022-11-23 14:26:50,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:26:50,960 INFO L93 Difference]: Finished difference Result 26333 states and 37773 transitions. [2022-11-23 14:26:50,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:26:50,961 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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 104 [2022-11-23 14:26:50,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:26:51,066 INFO L225 Difference]: With dead ends: 26333 [2022-11-23 14:26:51,067 INFO L226 Difference]: Without dead ends: 26331 [2022-11-23 14:26:51,078 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:26:51,078 INFO L413 NwaCegarLoop]: 7155 mSDtfsCounter, 4857 mSDsluCounter, 11400 mSDsCounter, 0 mSdLazyCounter, 2215 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4857 SdHoareTripleChecker+Valid, 18555 SdHoareTripleChecker+Invalid, 2216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-11-23 14:26:51,078 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4857 Valid, 18555 Invalid, 2216 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2215 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2022-11-23 14:26:51,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26331 states. [2022-11-23 14:26:53,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26331 to 26276. [2022-11-23 14:26:53,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26276 states, 15198 states have (on average 1.2718120805369129) internal successors, (19329), 16253 states have internal predecessors, (19329), 8995 states have call successors, (8995), 2059 states have call predecessors, (8995), 2054 states have return successors, (9413), 8585 states have call predecessors, (9413), 8993 states have call successors, (9413) [2022-11-23 14:26:53,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26276 states to 26276 states and 37737 transitions. [2022-11-23 14:26:53,253 INFO L78 Accepts]: Start accepts. Automaton has 26276 states and 37737 transitions. Word has length 104 [2022-11-23 14:26:53,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:26:53,253 INFO L495 AbstractCegarLoop]: Abstraction has 26276 states and 37737 transitions. [2022-11-23 14:26:53,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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) [2022-11-23 14:26:53,254 INFO L276 IsEmpty]: Start isEmpty. Operand 26276 states and 37737 transitions. [2022-11-23 14:26:53,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-23 14:26:53,255 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:26:53,255 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:26:53,256 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-23 14:26:53,256 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-11-23 14:26:53,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:26:53,256 INFO L85 PathProgramCache]: Analyzing trace with hash -783194936, now seen corresponding path program 1 times [2022-11-23 14:26:53,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:26:53,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834662435] [2022-11-23 14:26:53,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:26:53,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:26:53,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:26:54,000 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-23 14:26:54,000 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:26:54,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834662435] [2022-11-23 14:26:54,000 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834662435] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:26:54,001 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:26:54,001 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 14:26:54,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119774626] [2022-11-23 14:26:54,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:26:54,001 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 14:26:54,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:26:54,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 14:26:54,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:26:54,003 INFO L87 Difference]: Start difference. First operand 26276 states and 37737 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 4 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) [2022-11-23 14:27:03,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:27:03,219 INFO L93 Difference]: Finished difference Result 26469 states and 37976 transitions. [2022-11-23 14:27:03,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:27:03,220 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 4 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) Word has length 105 [2022-11-23 14:27:03,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:27:03,301 INFO L225 Difference]: With dead ends: 26469 [2022-11-23 14:27:03,301 INFO L226 Difference]: Without dead ends: 26314 [2022-11-23 14:27:03,313 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-23 14:27:03,313 INFO L413 NwaCegarLoop]: 4956 mSDtfsCounter, 902 mSDsluCounter, 12875 mSDsCounter, 0 mSdLazyCounter, 2068 mSolverCounterSat, 1032 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 902 SdHoareTripleChecker+Valid, 17831 SdHoareTripleChecker+Invalid, 3100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1032 IncrementalHoareTripleChecker+Valid, 2068 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2022-11-23 14:27:03,314 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [902 Valid, 17831 Invalid, 3100 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1032 Valid, 2068 Invalid, 0 Unknown, 0 Unchecked, 7.1s Time] [2022-11-23 14:27:03,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26314 states. [2022-11-23 14:27:05,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26314 to 26257. [2022-11-23 14:27:05,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26257 states, 15188 states have (on average 1.2719252041085067) internal successors, (19318), 16242 states have internal predecessors, (19318), 8989 states have call successors, (8989), 2056 states have call predecessors, (8989), 2051 states have return successors, (9407), 8580 states have call predecessors, (9407), 8987 states have call successors, (9407) [2022-11-23 14:27:05,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26257 states to 26257 states and 37714 transitions. [2022-11-23 14:27:05,279 INFO L78 Accepts]: Start accepts. Automaton has 26257 states and 37714 transitions. Word has length 105 [2022-11-23 14:27:05,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:27:05,279 INFO L495 AbstractCegarLoop]: Abstraction has 26257 states and 37714 transitions. [2022-11-23 14:27:05,279 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 4 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) [2022-11-23 14:27:05,280 INFO L276 IsEmpty]: Start isEmpty. Operand 26257 states and 37714 transitions. [2022-11-23 14:27:05,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-23 14:27:05,282 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:27:05,282 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:27:05,282 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-23 14:27:05,282 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-11-23 14:27:05,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:27:05,283 INFO L85 PathProgramCache]: Analyzing trace with hash 374345760, now seen corresponding path program 1 times [2022-11-23 14:27:05,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:27:05,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495790896] [2022-11-23 14:27:05,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:27:05,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:27:05,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:27:06,116 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-23 14:27:06,116 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:27:06,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495790896] [2022-11-23 14:27:06,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495790896] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:27:06,117 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:27:06,117 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:27:06,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77384239] [2022-11-23 14:27:06,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:27:06,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:27:06,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:27:06,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:27:06,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:27:06,119 INFO L87 Difference]: Start difference. First operand 26257 states and 37714 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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) [2022-11-23 14:27:11,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:27:12,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:27:12,769 INFO L93 Difference]: Finished difference Result 26257 states and 37714 transitions. [2022-11-23 14:27:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:27:12,770 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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 109 [2022-11-23 14:27:12,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:27:12,860 INFO L225 Difference]: With dead ends: 26257 [2022-11-23 14:27:12,860 INFO L226 Difference]: Without dead ends: 26255 [2022-11-23 14:27:12,871 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 [2022-11-23 14:27:12,872 INFO L413 NwaCegarLoop]: 4410 mSDtfsCounter, 4922 mSDsluCounter, 4406 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4924 SdHoareTripleChecker+Valid, 8816 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-11-23 14:27:12,872 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4924 Valid, 8816 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-11-23 14:27:12,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26255 states. [2022-11-23 14:27:14,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26255 to 26255. [2022-11-23 14:27:14,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26255 states, 15187 states have (on average 1.2718114176598407) internal successors, (19315), 16240 states have internal predecessors, (19315), 8989 states have call successors, (8989), 2056 states have call predecessors, (8989), 2051 states have return successors, (9407), 8580 states have call predecessors, (9407), 8987 states have call successors, (9407) [2022-11-23 14:27:15,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26255 states to 26255 states and 37711 transitions. [2022-11-23 14:27:15,211 INFO L78 Accepts]: Start accepts. Automaton has 26255 states and 37711 transitions. Word has length 109 [2022-11-23 14:27:15,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:27:15,211 INFO L495 AbstractCegarLoop]: Abstraction has 26255 states and 37711 transitions. [2022-11-23 14:27:15,212 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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) [2022-11-23 14:27:15,212 INFO L276 IsEmpty]: Start isEmpty. Operand 26255 states and 37711 transitions. [2022-11-23 14:27:15,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-23 14:27:15,212 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:27:15,213 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:27:15,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-23 14:27:15,213 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 36 more)] === [2022-11-23 14:27:15,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:27:15,213 INFO L85 PathProgramCache]: Analyzing trace with hash -1030729565, now seen corresponding path program 1 times [2022-11-23 14:27:15,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:27:15,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239074245] [2022-11-23 14:27:15,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:27:15,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:27:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:27:15,717 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-23 14:27:15,717 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:27:15,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239074245] [2022-11-23 14:27:15,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239074245] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:27:15,718 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:27:15,718 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:27:15,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298869613] [2022-11-23 14:27:15,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:27:15,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:27:15,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:27:15,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:27:15,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:27:15,720 INFO L87 Difference]: Start difference. First operand 26255 states and 37711 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)