[INFO] fetching crate rmqfwd 0.3.2...
[INFO] checking rmqfwd-0.3.2 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate rmqfwd 0.3.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rmqfwd 0.3.2 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rmqfwd 0.3.2
[INFO] finished tweaking crates.io crate rmqfwd 0.3.2
[INFO] tweaked toml for crates.io crate rmqfwd 0.3.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded amq-protocol-codegen v1.4.0
[INFO] [stderr]   Downloaded amq-protocol v1.4.0
[INFO] [stderr]   Downloaded amq-protocol-types v1.2.0
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[INFO] [stderr]   Downloaded lapin-async v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14dc02ad86ee82f2c0c19d3e7d06b27e52c64139020fa29416191b393e8e460e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "14dc02ad86ee82f2c0c19d3e7d06b27e52c64139020fa29416191b393e8e460e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14dc02ad86ee82f2c0c19d3e7d06b27e52c64139020fa29416191b393e8e460e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14dc02ad86ee82f2c0c19d3e7d06b27e52c64139020fa29416191b393e8e460e", kill_on_drop: false }`
[INFO] [stdout] 14dc02ad86ee82f2c0c19d3e7d06b27e52c64139020fa29416191b393e8e460e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41762e3fcac58d75ce1d48fb6a54aaa98bad66317471dbf5e6173e1b7d0452e0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "41762e3fcac58d75ce1d48fb6a54aaa98bad66317471dbf5e6173e1b7d0452e0", kill_on_drop: false }`
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[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/es/http.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 | ) -> Box<Future<Item = (), Error = Error> + Send> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = Error> + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/es/http.rs:38:10
[INFO] [stdout]    |
[INFO] [stdout] 38 | ) -> Box<Future<Item = bool, Error = Error> + Send> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = bool, Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/es/http.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | ) -> Box<Future<Item = Option<A>, Error = Error> + Send> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Option<A>, Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/es/http.rs:56:10
[INFO] [stdout]    |
[INFO] [stdout] 56 | ) -> Box<Future<Item = A, Error = Error> + Send> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = A, Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/es/http.rs:67:10
[INFO] [stdout]    |
[INFO] [stdout] 67 | ) -> Box<Future<Item = A, Error = Error> + Send>
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = A, Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/es/mod.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub type Task = Box<Future<Item = (), Error = Error> + Send>;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/es/mod.rs:19:28
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub type IoFuture<A> = Box<Future<Item = A, Error = Error> + Send>;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = A, Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fs.rs:18:14
[INFO] [stdout]    |
[INFO] [stdout] 18 |     ) -> Box<Future<Item = (), Error = Error> + Send>;
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fs.rs:41:14
[INFO] [stdout]    |
[INFO] [stdout] 41 |     ) -> Box<Future<Item = (), Error = Error> + Send> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/http.rs:14:27
[INFO] [stdout]    |
[INFO] [stdout] 14 | type FutureResponse = Box<Future<Item = Response<Body>, Error = Error> + Send>;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response<Body>, Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/http.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | ) -> Box<Future<Item = Response<Body>, Error = Error> + Send> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response<Body>, Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rmq.rs:332:10
[INFO] [stdout]     |
[INFO] [stdout] 332 | ) -> Box<Future<Item = Client<TcpStream>, Error = failure::Error> + Send + 'static> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Client<TcpStream>, Error = failure::Error> + Send + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rmq.rs:348:21
[INFO] [stdout]     |
[INFO] [stdout] 348 |                     Future<Item = Client<TcpStream>, Error = failure::Error> + Send + 'static,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Client<TcpStream>, Error = failure::Error> + Send + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rmq.rs:375:10
[INFO] [stdout]     |
[INFO] [stdout] 375 | ) -> Box<Future<Item = Channel<TcpStream>, Error = failure::Error> + Send + 'static> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Channel<TcpStream>, Error = failure::Error> + Send + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rmq.rs:405:10
[INFO] [stdout]     |
[INFO] [stdout] 405 | ) -> Box<Future<Item = (), Error = failure::Error> + Send + 'static>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = failure::Error> + Send + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rmq.rs:440:10
[INFO] [stdout]     |
[INFO] [stdout] 440 | ) -> Box<Future<Item = (), Error = failure::Error> + Send> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = failure::Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/es/http.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 | ) -> Box<Future<Item = (), Error = Error> + Send> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = Error> + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/es/http.rs:38:10
[INFO] [stdout]    |
[INFO] [stdout] 38 | ) -> Box<Future<Item = bool, Error = Error> + Send> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = bool, Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/es/http.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | ) -> Box<Future<Item = Option<A>, Error = Error> + Send> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Option<A>, Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/es/http.rs:56:10
[INFO] [stdout]    |
[INFO] [stdout] 56 | ) -> Box<Future<Item = A, Error = Error> + Send> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = A, Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/es/http.rs:67:10
[INFO] [stdout]    |
[INFO] [stdout] 67 | ) -> Box<Future<Item = A, Error = Error> + Send>
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = A, Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/es/mod.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub type Task = Box<Future<Item = (), Error = Error> + Send>;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/es/mod.rs:19:28
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub type IoFuture<A> = Box<Future<Item = A, Error = Error> + Send>;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = A, Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fs.rs:18:14
[INFO] [stdout]    |
[INFO] [stdout] 18 |     ) -> Box<Future<Item = (), Error = Error> + Send>;
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fs.rs:41:14
[INFO] [stdout]    |
[INFO] [stdout] 41 |     ) -> Box<Future<Item = (), Error = Error> + Send> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/http.rs:14:27
[INFO] [stdout]    |
[INFO] [stdout] 14 | type FutureResponse = Box<Future<Item = Response<Body>, Error = Error> + Send>;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response<Body>, Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/http.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | ) -> Box<Future<Item = Response<Body>, Error = Error> + Send> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response<Body>, Error = Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rmq.rs:332:10
[INFO] [stdout]     |
[INFO] [stdout] 332 | ) -> Box<Future<Item = Client<TcpStream>, Error = failure::Error> + Send + 'static> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Client<TcpStream>, Error = failure::Error> + Send + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rmq.rs:348:21
[INFO] [stdout]     |
[INFO] [stdout] 348 |                     Future<Item = Client<TcpStream>, Error = failure::Error> + Send + 'static,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Client<TcpStream>, Error = failure::Error> + Send + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rmq.rs:375:10
[INFO] [stdout]     |
[INFO] [stdout] 375 | ) -> Box<Future<Item = Channel<TcpStream>, Error = failure::Error> + Send + 'static> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Channel<TcpStream>, Error = failure::Error> + Send + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rmq.rs:405:10
[INFO] [stdout]     |
[INFO] [stdout] 405 | ) -> Box<Future<Item = (), Error = failure::Error> + Send + 'static>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = failure::Error> + Send + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rmq.rs:440:10
[INFO] [stdout]     |
[INFO] [stdout] 440 | ) -> Box<Future<Item = (), Error = failure::Error> + Send> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = failure::Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `head`
[INFO] [stdout]   --> src/es/http.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn head(url: &Url) -> Request<Body> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `delete`
[INFO] [stdout]   --> src/es/http.rs:98:12
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn delete(url: &Url) -> Request<Body> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 00s
[INFO] running `Command { std: "docker" "inspect" "41762e3fcac58d75ce1d48fb6a54aaa98bad66317471dbf5e6173e1b7d0452e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41762e3fcac58d75ce1d48fb6a54aaa98bad66317471dbf5e6173e1b7d0452e0", kill_on_drop: false }`
[INFO] [stdout] 41762e3fcac58d75ce1d48fb6a54aaa98bad66317471dbf5e6173e1b7d0452e0
