[INFO] crate ciruela 0.6.12 is already in cache
[INFO] checking ciruela-0.6.12 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate ciruela 0.6.12 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ciruela 0.6.12 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ciruela 0.6.12
[INFO] finished tweaking crates.io crate ciruela 0.6.12
[INFO] tweaked toml for crates.io crate ciruela 0.6.12 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0ab344db96467da6ed73538c858da9104a2b8941fc4c84ea96d0b14bfdaf19c4
[INFO] running `"docker" "start" "-a" "0ab344db96467da6ed73538c858da9104a2b8941fc4c84ea96d0b14bfdaf19c4"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/proto/request.rs:98:39
[INFO] [stderr]    |
[INFO] [stderr] 98 | pub struct Sender(UnboundedSender<Box<WrapTrait>>);
[INFO] [stderr]    |                                       ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/proto/request.rs:101:32
[INFO] [stderr]     |
[INFO] [stderr] 101 |     requests: HashMap<u64, Box<WrapTrait>>,
[INFO] [stderr]     |                                ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/proto/request.rs:274:25
[INFO] [stderr]     |
[INFO] [stderr] 274 | impl<T: Stream<Item=Box<WrapTrait>>> Stream for PacketStream<T> {
[INFO] [stderr]     |                         ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/proto/request.rs:318:57
[INFO] [stderr]     |
[INFO] [stderr] 318 |     pub fn remove(&self, request_id: u64) -> Option<Box<WrapTrait>> {
[INFO] [stderr]     |                                                         ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/proto/request.rs:325:43
[INFO] [stderr]     |
[INFO] [stderr] 325 |         -> (Sender, UnboundedReceiver<Box<WrapTrait>>)
[INFO] [stderr]     |                                           ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/blocks.rs:56:20
[INFO] [stderr]    |
[INFO] [stderr] 56 |       let _: Option<&GetBlock<Data=Vec<u8>, Error=String,
[INFO] [stderr]    |  ____________________^
[INFO] [stderr] 57 | |                    Future=FutureResult<Vec<u8>, String>>> = None;
[INFO] [stderr]    | |________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let _: Option<&dyn GetBlock<Data=Vec<u8>, Error=String,
[INFO] [stderr] 57 |                    Future=FutureResult<Vec<u8>, String>>> = None;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: the item `FutureResult` is imported redundantly
[INFO] [stderr]   --> src/index.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 20 | use futures::future::{FutureResult, ok, err};
[INFO] [stderr]    |                       ------------ the item `FutureResult` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 43 |     use futures::future::FutureResult;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/index.rs:44:20
[INFO] [stderr]    |
[INFO] [stderr] 44 |       let _: Option<&GetIndex<Data=Vec<u8>, Error=String,
[INFO] [stderr]    |  ____________________^
[INFO] [stderr] 45 | |                    Future=FutureResult<Vec<u8>, String>>> = None;
[INFO] [stderr]    | |________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let _: Option<&dyn GetIndex<Data=Vec<u8>, Error=String,
[INFO] [stderr] 45 |                    Future=FutureResult<Vec<u8>, String>>> = None;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cluster/addr.rs:10:18
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Fetching(Box<FutureAddr<Item=Address, Error=Void>>),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FutureAddr<Item=Address, Error=Void>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cluster/set.rs:125:38
[INFO] [stderr]     |
[INFO] [stderr] 125 |     pending_addrs: HashMap<Name, Box<Future<Item=IpList, Error=Error>>>,
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=IpList, Error=Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/proto/request.rs:98:39
[INFO] [stderr]    |
[INFO] [stderr] 98 | pub struct Sender(UnboundedSender<Box<WrapTrait>>);
[INFO] [stderr]    |                                       ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/proto/request.rs:101:32
[INFO] [stderr]     |
[INFO] [stderr] 101 |     requests: HashMap<u64, Box<WrapTrait>>,
[INFO] [stderr]     |                                ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/proto/request.rs:274:25
[INFO] [stderr]     |
[INFO] [stderr] 274 | impl<T: Stream<Item=Box<WrapTrait>>> Stream for PacketStream<T> {
[INFO] [stderr]     |                         ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/proto/request.rs:318:57
[INFO] [stderr]     |
[INFO] [stderr] 318 |     pub fn remove(&self, request_id: u64) -> Option<Box<WrapTrait>> {
[INFO] [stderr]     |                                                         ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/proto/request.rs:325:43
[INFO] [stderr]     |
[INFO] [stderr] 325 |         -> (Sender, UnboundedReceiver<Box<WrapTrait>>)
[INFO] [stderr]     |                                           ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/blocks.rs:56:20
[INFO] [stderr]    |
[INFO] [stderr] 56 |       let _: Option<&GetBlock<Data=Vec<u8>, Error=String,
[INFO] [stderr]    |  ____________________^
[INFO] [stderr] 57 | |                    Future=FutureResult<Vec<u8>, String>>> = None;
[INFO] [stderr]    | |________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let _: Option<&dyn GetBlock<Data=Vec<u8>, Error=String,
[INFO] [stderr] 57 |                    Future=FutureResult<Vec<u8>, String>>> = None;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: the item `FutureResult` is imported redundantly
[INFO] [stderr]   --> src/index.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 20 | use futures::future::{FutureResult, ok, err};
[INFO] [stderr]    |                       ------------ the item `FutureResult` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 43 |     use futures::future::FutureResult;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/index.rs:44:20
[INFO] [stderr]    |
[INFO] [stderr] 44 |       let _: Option<&GetIndex<Data=Vec<u8>, Error=String,
[INFO] [stderr]    |  ____________________^
[INFO] [stderr] 45 | |                    Future=FutureResult<Vec<u8>, String>>> = None;
[INFO] [stderr]    | |________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let _: Option<&dyn GetIndex<Data=Vec<u8>, Error=String,
[INFO] [stderr] 45 |                    Future=FutureResult<Vec<u8>, String>>> = None;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cluster/addr.rs:10:18
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Fetching(Box<FutureAddr<Item=Address, Error=Void>>),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FutureAddr<Item=Address, Error=Void>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cluster/set.rs:125:38
[INFO] [stderr]     |
[INFO] [stderr] 125 |     pending_addrs: HashMap<Name, Box<Future<Item=IpList, Error=Error>>>,
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=IpList, Error=Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/disk/public.rs:287:16
[INFO] [stderr]     |
[INFO] [stderr] 287 |         -> Box<Future<Item=HashSet<PathBuf>, Error=Void>>
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=HashSet<PathBuf>, Error=Void>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/http.rs:111:13
[INFO] [stderr]     |
[INFO] [stderr] 111 |         Box<Future<Item=EncoderDone<S>, Error=Error>>,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=EncoderDone<S>, Error=Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/http.rs:149:47
[INFO] [stderr]     |
[INFO] [stderr] 149 |                     metrics: Json<'a, Vec<Box<Collection>>>,
[INFO] [stderr]     |                                               ^^^^^^^^^^ help: use `dyn`: `dyn Collection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/metadata/dir.rs:135:36
[INFO] [stderr]     |
[INFO] [stderr] 135 |                 Box::new(e) as Box<::std::error::Error + Send>))?;
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/metadata/dir.rs:180:36
[INFO] [stderr]     |
[INFO] [stderr] 180 |                 Box::new(e) as Box<::std::error::Error + Send>))
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/metadata/error.rs:57:37
[INFO] [stderr]    |
[INFO] [stderr] 57 |         Encode(dir: PathBuf, e: Box<::std::error::Error + Send>) {
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/metadata/error.rs:62:37
[INFO] [stderr]    |
[INFO] [stderr] 62 |         Decode(dir: PathBuf, e: Box<::std::error::Error + Send>) {
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/daemon/metrics.rs:5:48
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub type List = Vec<(Metric<'static>, &'static Value)>;
[INFO] [stderr]   |                                                ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/metrics.rs:18:29
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn visit(&self, s: &mut NameVisitor) {
[INFO] [stderr]    |                             ^^^^^^^^^^^ help: use `dyn`: `dyn NameVisitor`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/metrics.rs:24:25
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn all() -> Vec<Box<Collection>> {
[INFO] [stderr]    |                         ^^^^^^^^^^ help: use `dyn`: `dyn Collection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/peers/file.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 |     -> Box<Future<Item=HashMap<SocketAddr, String>, Error=()>>
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=HashMap<SocketAddr, String>, Error=()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/peers/mod.rs:240:23
[INFO] [stderr]     |
[INFO] [stderr] 240 |     -> Result<(), Box<::std::error::Error>>
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/remote/outgoing.rs:37:49
[INFO] [stderr]    |
[INFO] [stderr] 37 |     addr: SocketAddr, rx: UnboundedReceiver<Box<WrapTrait>>)
[INFO] [stderr]    |                                                 ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/remote/websocket.rs:81:46
[INFO] [stderr]    |
[INFO] [stderr] 81 |                 MapErr<UnboundedReceiver<Box<WrapTrait>>,
[INFO] [stderr]    |                                              ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/remote/websocket.rs:116:47
[INFO] [stderr]     |
[INFO] [stderr] 116 |         -> (Connection, UnboundedReceiver<Box<WrapTrait>>)
[INFO] [stderr]     |                                               ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/tracking/base_dir.rs:164:12
[INFO] [stderr]     |
[INFO] [stderr] 164 |     -> Box<Future<Item=BaseDirState, Error=Error>>
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=BaseDirState, Error=Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/tracking/cleanup.rs:50:12
[INFO] [stderr]    |
[INFO] [stderr] 50 |     -> Box<::std::error::Error + Send>
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/tracking/cleanup.rs:52:24
[INFO] [stderr]    |
[INFO] [stderr] 52 |     Box::new(e) as Box<::std::error::Error + Send>
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/../proto/request.rs:98:39
[INFO] [stderr]    |
[INFO] [stderr] 98 | pub struct Sender(UnboundedSender<Box<WrapTrait>>);
[INFO] [stderr]    |                                       ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/../proto/request.rs:101:32
[INFO] [stderr]     |
[INFO] [stderr] 101 |     requests: HashMap<u64, Box<WrapTrait>>,
[INFO] [stderr]     |                                ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/../proto/request.rs:274:25
[INFO] [stderr]     |
[INFO] [stderr] 274 | impl<T: Stream<Item=Box<WrapTrait>>> Stream for PacketStream<T> {
[INFO] [stderr]     |                         ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/../proto/request.rs:318:57
[INFO] [stderr]     |
[INFO] [stderr] 318 |     pub fn remove(&self, request_id: u64) -> Option<Box<WrapTrait>> {
[INFO] [stderr]     |                                                         ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/../proto/request.rs:325:43
[INFO] [stderr]     |
[INFO] [stderr] 325 |         -> (Sender, UnboundedReceiver<Box<WrapTrait>>)
[INFO] [stderr]     |                                           ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/main.rs:260:51
[INFO] [stderr]     |
[INFO] [stderr] 260 |     tk_easyloop::run_forever(|| -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/client/main.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | #[macro_use] extern crate structopt;
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/client/sync/network.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     -> Box<Future<Item=UploadOk, Error=UploadFail>>
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=UploadOk, Error=UploadFail>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/client/../proto/request.rs:98:39
[INFO] [stderr]    |
[INFO] [stderr] 98 | pub struct Sender(UnboundedSender<Box<WrapTrait>>);
[INFO] [stderr]    |                                       ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/../proto/request.rs:101:32
[INFO] [stderr]     |
[INFO] [stderr] 101 |     requests: HashMap<u64, Box<WrapTrait>>,
[INFO] [stderr]     |                                ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/../proto/request.rs:274:25
[INFO] [stderr]     |
[INFO] [stderr] 274 | impl<T: Stream<Item=Box<WrapTrait>>> Stream for PacketStream<T> {
[INFO] [stderr]     |                         ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/../proto/request.rs:318:57
[INFO] [stderr]     |
[INFO] [stderr] 318 |     pub fn remove(&self, request_id: u64) -> Option<Box<WrapTrait>> {
[INFO] [stderr]     |                                                         ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/../proto/request.rs:325:43
[INFO] [stderr]     |
[INFO] [stderr] 325 |         -> (Sender, UnboundedReceiver<Box<WrapTrait>>)
[INFO] [stderr]     |                                           ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]  --> src/client/keys.rs:2:22
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::env::{self, home_dir};
[INFO] [stderr]   |                      ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/client/keys.rs:58:15
[INFO] [stderr]    |
[INFO] [stderr] 58 |         match home_dir() {
[INFO] [stderr]    |               ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/client/main.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | #[macro_use] extern crate structopt;
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/client/sync/network.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     -> Box<Future<Item=UploadOk, Error=UploadFail>>
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=UploadOk, Error=UploadFail>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/client/../proto/request.rs:98:39
[INFO] [stderr]    |
[INFO] [stderr] 98 | pub struct Sender(UnboundedSender<Box<WrapTrait>>);
[INFO] [stderr]    |                                       ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/../proto/request.rs:101:32
[INFO] [stderr]     |
[INFO] [stderr] 101 |     requests: HashMap<u64, Box<WrapTrait>>,
[INFO] [stderr]     |                                ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/../proto/request.rs:274:25
[INFO] [stderr]     |
[INFO] [stderr] 274 | impl<T: Stream<Item=Box<WrapTrait>>> Stream for PacketStream<T> {
[INFO] [stderr]     |                         ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/../proto/request.rs:318:57
[INFO] [stderr]     |
[INFO] [stderr] 318 |     pub fn remove(&self, request_id: u64) -> Option<Box<WrapTrait>> {
[INFO] [stderr]     |                                                         ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/../proto/request.rs:325:43
[INFO] [stderr]     |
[INFO] [stderr] 325 |         -> (Sender, UnboundedReceiver<Box<WrapTrait>>)
[INFO] [stderr]     |                                           ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]  --> src/client/keys.rs:2:22
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::env::{self, home_dir};
[INFO] [stderr]   |                      ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/client/keys.rs:58:15
[INFO] [stderr]    |
[INFO] [stderr] 58 |         match home_dir() {
[INFO] [stderr]    |               ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/disk/public.rs:287:16
[INFO] [stderr]     |
[INFO] [stderr] 287 |         -> Box<Future<Item=HashSet<PathBuf>, Error=Void>>
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=HashSet<PathBuf>, Error=Void>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/http.rs:111:13
[INFO] [stderr]     |
[INFO] [stderr] 111 |         Box<Future<Item=EncoderDone<S>, Error=Error>>,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=EncoderDone<S>, Error=Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/http.rs:149:47
[INFO] [stderr]     |
[INFO] [stderr] 149 |                     metrics: Json<'a, Vec<Box<Collection>>>,
[INFO] [stderr]     |                                               ^^^^^^^^^^ help: use `dyn`: `dyn Collection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/metadata/dir.rs:135:36
[INFO] [stderr]     |
[INFO] [stderr] 135 |                 Box::new(e) as Box<::std::error::Error + Send>))?;
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/metadata/dir.rs:180:36
[INFO] [stderr]     |
[INFO] [stderr] 180 |                 Box::new(e) as Box<::std::error::Error + Send>))
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/metadata/error.rs:57:37
[INFO] [stderr]    |
[INFO] [stderr] 57 |         Encode(dir: PathBuf, e: Box<::std::error::Error + Send>) {
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/metadata/error.rs:62:37
[INFO] [stderr]    |
[INFO] [stderr] 62 |         Decode(dir: PathBuf, e: Box<::std::error::Error + Send>) {
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/daemon/metrics.rs:5:48
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub type List = Vec<(Metric<'static>, &'static Value)>;
[INFO] [stderr]   |                                                ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/metrics.rs:18:29
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn visit(&self, s: &mut NameVisitor) {
[INFO] [stderr]    |                             ^^^^^^^^^^^ help: use `dyn`: `dyn NameVisitor`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/metrics.rs:24:25
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn all() -> Vec<Box<Collection>> {
[INFO] [stderr]    |                         ^^^^^^^^^^ help: use `dyn`: `dyn Collection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/peers/file.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 |     -> Box<Future<Item=HashMap<SocketAddr, String>, Error=()>>
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=HashMap<SocketAddr, String>, Error=()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/peers/mod.rs:240:23
[INFO] [stderr]     |
[INFO] [stderr] 240 |     -> Result<(), Box<::std::error::Error>>
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/remote/outgoing.rs:37:49
[INFO] [stderr]    |
[INFO] [stderr] 37 |     addr: SocketAddr, rx: UnboundedReceiver<Box<WrapTrait>>)
[INFO] [stderr]    |                                                 ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/remote/websocket.rs:81:46
[INFO] [stderr]    |
[INFO] [stderr] 81 |                 MapErr<UnboundedReceiver<Box<WrapTrait>>,
[INFO] [stderr]    |                                              ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/remote/websocket.rs:116:47
[INFO] [stderr]     |
[INFO] [stderr] 116 |         -> (Connection, UnboundedReceiver<Box<WrapTrait>>)
[INFO] [stderr]     |                                               ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/tracking/base_dir.rs:164:12
[INFO] [stderr]     |
[INFO] [stderr] 164 |     -> Box<Future<Item=BaseDirState, Error=Error>>
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=BaseDirState, Error=Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/tracking/cleanup.rs:50:12
[INFO] [stderr]    |
[INFO] [stderr] 50 |     -> Box<::std::error::Error + Send>
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/tracking/cleanup.rs:52:24
[INFO] [stderr]    |
[INFO] [stderr] 52 |     Box::new(e) as Box<::std::error::Error + Send>
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/daemon/../proto/request.rs:98:39
[INFO] [stderr]    |
[INFO] [stderr] 98 | pub struct Sender(UnboundedSender<Box<WrapTrait>>);
[INFO] [stderr]    |                                       ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/../proto/request.rs:101:32
[INFO] [stderr]     |
[INFO] [stderr] 101 |     requests: HashMap<u64, Box<WrapTrait>>,
[INFO] [stderr]     |                                ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/../proto/request.rs:274:25
[INFO] [stderr]     |
[INFO] [stderr] 274 | impl<T: Stream<Item=Box<WrapTrait>>> Stream for PacketStream<T> {
[INFO] [stderr]     |                         ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/../proto/request.rs:318:57
[INFO] [stderr]     |
[INFO] [stderr] 318 |     pub fn remove(&self, request_id: u64) -> Option<Box<WrapTrait>> {
[INFO] [stderr]     |                                                         ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/../proto/request.rs:325:43
[INFO] [stderr]     |
[INFO] [stderr] 325 |         -> (Sender, UnboundedReceiver<Box<WrapTrait>>)
[INFO] [stderr]     |                                           ^^^^^^^^^ help: use `dyn`: `dyn WrapTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/daemon/main.rs:260:51
[INFO] [stderr]     |
[INFO] [stderr] 260 |     tk_easyloop::run_forever(|| -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'failure::core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]    --> src/daemon/disk/public.rs:203:45
[INFO] [stderr]     |
[INFO] [stderr] 203 | ...                   let line = line.trim_left_matches('/...
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'failure::core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]    --> src/daemon/disk/public.rs:203:45
[INFO] [stderr]     |
[INFO] [stderr] 203 | ...                   let line = line.trim_left_matches('/...
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/daemon/metadata/index_gc.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     for mut name in dir.list_files(".state")? {
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/daemon/metadata/index_gc.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     for mut name in dir.list_files(".state")? {
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.84s
[INFO] running `"docker" "inspect" "0ab344db96467da6ed73538c858da9104a2b8941fc4c84ea96d0b14bfdaf19c4"`
[INFO] running `"docker" "rm" "-f" "0ab344db96467da6ed73538c858da9104a2b8941fc4c84ea96d0b14bfdaf19c4"`
[INFO] [stdout] 0ab344db96467da6ed73538c858da9104a2b8941fc4c84ea96d0b14bfdaf19c4
