[INFO] updating cached repository linkerd/linkerd-tcp
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/linkerd/linkerd-tcp
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/linkerd/linkerd-tcp" "work/ex/beta-1.38-1/sources/1.37.0/gh/linkerd/linkerd-tcp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/linkerd/linkerd-tcp'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/linkerd/linkerd-tcp" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/linkerd/linkerd-tcp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/linkerd/linkerd-tcp'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 68ed48997fc54b0aa7c72234550e95851cf24e2e
[INFO] sha for GitHub repo linkerd/linkerd-tcp: 68ed48997fc54b0aa7c72234550e95851cf24e2e
[INFO] validating manifest of linkerd/linkerd-tcp on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of linkerd/linkerd-tcp on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing linkerd/linkerd-tcp
[INFO] finished frobbing linkerd/linkerd-tcp
[INFO] frobbed toml for linkerd/linkerd-tcp written to work/ex/beta-1.38-1/sources/1.37.0/gh/linkerd/linkerd-tcp/Cargo.toml
[INFO] started frobbing linkerd/linkerd-tcp
[INFO] finished frobbing linkerd/linkerd-tcp
[INFO] frobbed toml for linkerd/linkerd-tcp written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/linkerd/linkerd-tcp/Cargo.toml
[INFO] crate linkerd/linkerd-tcp already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing linkerd/linkerd-tcp against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/linkerd/linkerd-tcp:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 7100cb4d8dc9fe5a122f3f03997e8c31acbfbe3961b2ce0463bcdf631fd218aa
[INFO] running `"docker" "start" "-a" "7100cb4d8dc9fe5a122f3f03997e8c31acbfbe3961b2ce0463bcdf631fd218aa"`
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling num-traits v0.1.42
[INFO] [stderr]    Compiling futures v0.1.18
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling ordermap v0.2.13
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling serde v1.0.27
[INFO] [stderr]    Compiling base64 v0.9.0
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling yaml-rust v0.4.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling rand v0.3.20
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling num-complex v0.1.41
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]    Compiling url v1.6.0
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling mio v0.6.12
[INFO] [stderr]    Compiling clap v2.29.2
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling num-bigint v0.1.41
[INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.6.0/src/form_urlencoded.rs:261:40
[INFO] [stderr]     |
[INFO] [stderr] 259 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stderr]     |      -- lifetime `'a` defined here
[INFO] [stderr] 260 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stderr] 261 |     fn finish(self) -> &'a mut ::Url { self.url }
[INFO] [stderr]     |                                        ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait
[INFO] [stderr]     |                                        |
[INFO] [stderr]     |                                        returning this value requires that `*self.url` is borrowed for `'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling relay v0.1.1
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling tokio-timer v0.1.2
[INFO] [stderr]    Compiling tokio-io v0.1.4
[INFO] [stderr]    Compiling regex v0.2.5
[INFO] [stderr]    Compiling rayon v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]    Compiling num-rational v0.1.41
[INFO] [stderr]    Compiling tokio-core v0.1.12
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling hdrsample v3.0.0
[INFO] [stderr]    Compiling tacho v0.4.2
[INFO] [stderr]    Compiling ring v0.11.0
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling serde_json v1.0.9
[INFO] [stderr]    Compiling serde_yaml v0.7.3
[INFO] [stderr]    Compiling pretty_env_logger v0.1.1
[INFO] [stderr]    Compiling hyper v0.11.16
[INFO] [stderr]    Compiling webpki v0.14.0
[INFO] [stderr]    Compiling sct v0.1.4
[INFO] [stderr]    Compiling rustls v0.10.0 (https://github.com/briansmith/rustls?branch=make_server_sni_public#ba6c42c0)
[INFO] [stderr]    Compiling linkerd-tcp v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/admin.rs:23:22
[INFO] [stderr]    |
[INFO] [stderr] 23 | type RspFuture = Box<Future<Item = Response, Error = hyper::Error>>;
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response, Error = hyper::Error>`
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:8:9
[INFO] [stderr]    |
[INFO] [stderr] 8  | #![deny(warnings)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/balancer/endpoint.rs:110:27
[INFO] [stderr]     |
[INFO] [stderr] 110 | pub struct Connecting(Box<Future<Item = Connection, Error = io::Error> + 'static>);
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Connection, Error = io::Error> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connector/mod.rs:117:56
[INFO] [stderr]     |
[INFO] [stderr] 117 |     fn timeout<F>(&self, fut: F, timer: &Timer) -> Box<Future<Item = F::Item, Error = io::Error>>
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = F::Item, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connector/mod.rs:129:25
[INFO] [stderr]     |
[INFO] [stderr] 129 |         let socket: Box<Future<Item = Socket, Error = io::Error>> = match self.tls {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Socket, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connector/mod.rs:146:27
[INFO] [stderr]     |
[INFO] [stderr] 146 | pub struct Connecting(Box<Future<Item = Socket, Error = io::Error>>);
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Socket, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/resolver/namerd.rs:23:24
[INFO] [stderr]    |
[INFO] [stderr] 23 | type AddrsFuture = Box<Future<Item = Vec<WeightedAddr>, Error = Error>>;
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<WeightedAddr>, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/resolver/mod.rs:101:24
[INFO] [stderr]     |
[INFO] [stderr] 101 | pub struct Execute(Box<Future<Item = (), Error = ()>>);
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/sni.rs:102:35
[INFO] [stderr]     |
[INFO] [stderr] 102 |                     -> Result<Box<sign::SigningKey>, Error> {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn sign::SigningKey`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server/mod.rs:74:14
[INFO] [stderr]    |
[INFO] [stderr] 74 |     ) -> Box<Future<Item = Connection<SrcCtx>, Error = io::Error>> {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Connection<SrcCtx>, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server/mod.rs:76:23
[INFO] [stderr]    |
[INFO] [stderr] 76 |         let sock: Box<Future<Item = Socket, Error = io::Error>> = match tls.as_ref() {
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Socket, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/mod.rs:237:22
[INFO] [stderr]     |
[INFO] [stderr] 237 | pub struct Bound(Box<Stream<Item = (), Error = io::Error> + 'static>);
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = (), Error = io::Error> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/mod.rs:300:10
[INFO] [stderr]     |
[INFO] [stderr] 300 | ) -> Box<Future<Item = F::Item, Error = io::Error>>
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = F::Item, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> src/app.rs:80:23
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let txt = txt.trim_left();
[INFO] [stderr]    |                       ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:8:9
[INFO] [stderr]    |
[INFO] [stderr] 8  | #![deny(warnings)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 33s
[INFO] running `"docker" "inspect" "7100cb4d8dc9fe5a122f3f03997e8c31acbfbe3961b2ce0463bcdf631fd218aa"`
[INFO] running `"docker" "rm" "-f" "7100cb4d8dc9fe5a122f3f03997e8c31acbfbe3961b2ce0463bcdf631fd218aa"`
[INFO] [stdout] 7100cb4d8dc9fe5a122f3f03997e8c31acbfbe3961b2ce0463bcdf631fd218aa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/linkerd/linkerd-tcp:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 510ba0b48e35ba7961c4333bac00d8c64af7b07394a3fd7d45f1c76ff3476e0f
[INFO] running `"docker" "start" "-a" "510ba0b48e35ba7961c4333bac00d8c64af7b07394a3fd7d45f1c76ff3476e0f"`
[INFO] [stderr]    Compiling linkerd-tcp v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/admin.rs:23:22
[INFO] [stderr]    |
[INFO] [stderr] 23 | type RspFuture = Box<Future<Item = Response, Error = hyper::Error>>;
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response, Error = hyper::Error>`
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:8:9
[INFO] [stderr]    |
[INFO] [stderr] 8  | #![deny(warnings)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/balancer/endpoint.rs:110:27
[INFO] [stderr]     |
[INFO] [stderr] 110 | pub struct Connecting(Box<Future<Item = Connection, Error = io::Error> + 'static>);
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Connection, Error = io::Error> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connector/mod.rs:117:56
[INFO] [stderr]     |
[INFO] [stderr] 117 |     fn timeout<F>(&self, fut: F, timer: &Timer) -> Box<Future<Item = F::Item, Error = io::Error>>
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = F::Item, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connector/mod.rs:129:25
[INFO] [stderr]     |
[INFO] [stderr] 129 |         let socket: Box<Future<Item = Socket, Error = io::Error>> = match self.tls {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Socket, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connector/mod.rs:146:27
[INFO] [stderr]     |
[INFO] [stderr] 146 | pub struct Connecting(Box<Future<Item = Socket, Error = io::Error>>);
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Socket, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/resolver/namerd.rs:23:24
[INFO] [stderr]    |
[INFO] [stderr] 23 | type AddrsFuture = Box<Future<Item = Vec<WeightedAddr>, Error = Error>>;
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<WeightedAddr>, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/resolver/mod.rs:101:24
[INFO] [stderr]     |
[INFO] [stderr] 101 | pub struct Execute(Box<Future<Item = (), Error = ()>>);
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/sni.rs:102:35
[INFO] [stderr]     |
[INFO] [stderr] 102 |                     -> Result<Box<sign::SigningKey>, Error> {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn sign::SigningKey`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server/mod.rs:74:14
[INFO] [stderr]    |
[INFO] [stderr] 74 |     ) -> Box<Future<Item = Connection<SrcCtx>, Error = io::Error>> {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Connection<SrcCtx>, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server/mod.rs:76:23
[INFO] [stderr]    |
[INFO] [stderr] 76 |         let sock: Box<Future<Item = Socket, Error = io::Error>> = match tls.as_ref() {
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Socket, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/mod.rs:237:22
[INFO] [stderr]     |
[INFO] [stderr] 237 | pub struct Bound(Box<Stream<Item = (), Error = io::Error> + 'static>);
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = (), Error = io::Error> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/mod.rs:300:10
[INFO] [stderr]     |
[INFO] [stderr] 300 | ) -> Box<Future<Item = F::Item, Error = io::Error>>
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = F::Item, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> src/app.rs:80:23
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let txt = txt.trim_left();
[INFO] [stderr]    |                       ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:8:9
[INFO] [stderr]    |
[INFO] [stderr] 8  | #![deny(warnings)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.99s
[INFO] running `"docker" "inspect" "510ba0b48e35ba7961c4333bac00d8c64af7b07394a3fd7d45f1c76ff3476e0f"`
[INFO] running `"docker" "rm" "-f" "510ba0b48e35ba7961c4333bac00d8c64af7b07394a3fd7d45f1c76ff3476e0f"`
[INFO] [stdout] 510ba0b48e35ba7961c4333bac00d8c64af7b07394a3fd7d45f1c76ff3476e0f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/linkerd/linkerd-tcp:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 7c391ffb9c521c9d336cc5f5827fdb0267f03eb79a052c50817b46ccd97fc132
[INFO] running `"docker" "start" "-a" "7c391ffb9c521c9d336cc5f5827fdb0267f03eb79a052c50817b46ccd97fc132"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/linkerd_tcp-557ada5495604554
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/linkerd_tcp-b216e763f3239c38
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests linkerd-tcp
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7c391ffb9c521c9d336cc5f5827fdb0267f03eb79a052c50817b46ccd97fc132"`
[INFO] running `"docker" "rm" "-f" "7c391ffb9c521c9d336cc5f5827fdb0267f03eb79a052c50817b46ccd97fc132"`
[INFO] [stdout] 7c391ffb9c521c9d336cc5f5827fdb0267f03eb79a052c50817b46ccd97fc132