[INFO] fetching crate htrpc 0.0.18...
[INFO] checking htrpc-0.0.18 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate htrpc 0.0.18 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate htrpc 0.0.18 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate htrpc 0.0.18
[INFO] finished tweaking crates.io crate htrpc 0.0.18
[INFO] tweaked toml for crates.io crate htrpc 0.0.18 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 67 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding futures v0.1.31 (latest: v0.3.30)
[INFO] [stderr]       Adding idna v0.1.5 (latest: v0.5.0)
[INFO] [stderr]       Adding mio v0.6.23 (latest: v0.8.11)
[INFO] [stderr]       Adding miow v0.2.2 (latest: v0.6.0)
[INFO] [stderr]       Adding percent-encoding v1.0.1 (latest: v2.3.1)
[INFO] [stderr]       Adding splay_tree v0.2.10 (latest: v0.3.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding toml v0.7.8 (latest: v0.8.12)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.9)
[INFO] [stderr]       Adding trackable v0.2.24 (latest: v1.3.0)
[INFO] [stderr]       Adding url v1.7.2 (latest: v2.5.0)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nbchan v0.1.3
[INFO] [stderr]   Downloaded miasht v0.0.5
[INFO] [stderr]   Downloaded splay_tree v0.2.10
[INFO] [stderr]   Downloaded fibers v0.1.13
[INFO] [stderr]   Downloaded handy_async v0.2.13
[INFO] [stderr]   Downloaded serdeconv v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4744262ace37b9a25012c3d35fd0920cd667848f20e1aa900e8856306f8392aa
[INFO] running `Command { std: "docker" "start" "-a" "4744262ace37b9a25012c3d35fd0920cd667848f20e1aa900e8856306f8392aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4744262ace37b9a25012c3d35fd0920cd667848f20e1aa900e8856306f8392aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4744262ace37b9a25012c3d35fd0920cd667848f20e1aa900e8856306f8392aa", kill_on_drop: false }`
[INFO] [stdout] 4744262ace37b9a25012c3d35fd0920cd667848f20e1aa900e8856306f8392aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 714d707f2a206ec8701ad7751f5fd550f1def317d4cb2699a01c7fc84814d48d
[INFO] running `Command { std: "docker" "start" "-a" "714d707f2a206ec8701ad7751f5fd550f1def317d4cb2699a01c7fc84814d48d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]     Checking splay_tree v0.2.10
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking nbchan v0.1.3
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking handy_async v0.2.13
[INFO] [stderr]     Checking fibers v0.1.13
[INFO] [stderr]     Checking rmp v0.8.12
[INFO] [stderr]     Checking rmp-serde v1.1.2
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]    Compiling trackable_derive v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking trackable v1.3.0
[INFO] [stderr]     Checking trackable v0.2.24
[INFO] [stderr]     Checking miasht v0.0.5
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stderr]     Checking serdeconv v0.4.1
[INFO] [stderr]     Checking htrpc v0.0.18 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/deserializers/http_header.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/deserializers/url_path.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/deserializers/url_path.rs:6:11
[INFO] [stdout]    |
[INFO] [stdout] 6  | use url::{self, Url};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate url;
[INFO] [stdout]    | ----------------- the item `url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/deserializers/url_query.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/deserializers/url_query.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | use url;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate url;
[INFO] [stdout]    | ----------------- the item `url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/json.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/json_pretty.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/msgpack.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `futures` is imported redundantly
[INFO] [stdout]   --> src/pool.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 | use futures::{self, Async, Future, Poll, Stream};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | extern crate futures;
[INFO] [stdout]    | --------------------- the item `futures` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `miasht` is imported redundantly
[INFO] [stdout]   --> src/pool.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use miasht;
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | extern crate miasht;
[INFO] [stdout]    | -------------------- the item `miasht` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/rfc7807.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url_serde` is imported redundantly
[INFO] [stdout]   --> src/rfc7807.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | use url_serde;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | extern crate url_serde;
[INFO] [stdout]    | ----------------------- the item `url_serde` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/serializers/rpc_request.rs:6:11
[INFO] [stdout]    |
[INFO] [stdout] 6  | use url::{self, Url};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate url;
[INFO] [stdout]    | ----------------- the item `url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/serializers/rpc_response.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `futures` is imported redundantly
[INFO] [stdout]  --> src/client.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures::{self, Async, Future, Poll};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate futures;
[INFO] [stdout]   | --------------------- the item `futures` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `miasht` is imported redundantly
[INFO] [stdout]  --> src/client.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use miasht;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate miasht;
[INFO] [stdout]   | -------------------- the item `miasht` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `derive_traits_for_trackable_error_newtype`: please use `#[derive(TrackableError)]` instead
[INFO] [stdout]   --> src/error.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | derive_traits_for_trackable_error_newtype!(Error, ErrorKind);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/error.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `miasht` is imported redundantly
[INFO] [stdout]  --> src/error.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use miasht;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate miasht;
[INFO] [stdout]   | -------------------- the item `miasht` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/error.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/error.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use url;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate url;
[INFO] [stdout]    | ----------------- the item `url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fibers` is imported redundantly
[INFO] [stdout]  --> src/server.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use fibers::{self, BoxSpawn, Spawn};
[INFO] [stdout]   |              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | extern crate fibers;
[INFO] [stdout]   | -------------------- the item `fibers` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `futures` is imported redundantly
[INFO] [stdout]  --> src/server.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::{self, Async, Future, Poll, Stream};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate futures;
[INFO] [stdout]   | --------------------- the item `futures` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `miasht` is imported redundantly
[INFO] [stdout]  --> src/server.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use miasht;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate miasht;
[INFO] [stdout]   | -------------------- the item `miasht` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/deserializers/http_header.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/deserializers/url_path.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/deserializers/url_path.rs:6:11
[INFO] [stdout]    |
[INFO] [stdout] 6  | use url::{self, Url};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate url;
[INFO] [stdout]    | ----------------- the item `url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Url` is imported redundantly
[INFO] [stdout]    --> src/deserializers/url_path.rs:357:9
[INFO] [stdout]     |
[INFO] [stdout] 357 |     use url::Url;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 358 |
[INFO] [stdout] 359 |     use super::*;
[INFO] [stdout]     |         -------- the item `Url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/deserializers/url_query.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/deserializers/url_query.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | use url;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate url;
[INFO] [stdout]    | ----------------- the item `url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/json.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/json_pretty.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/msgpack.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `futures` is imported redundantly
[INFO] [stdout]   --> src/pool.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 | use futures::{self, Async, Future, Poll, Stream};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | extern crate futures;
[INFO] [stdout]    | --------------------- the item `futures` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `miasht` is imported redundantly
[INFO] [stdout]   --> src/pool.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use miasht;
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | extern crate miasht;
[INFO] [stdout]    | -------------------- the item `miasht` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/rfc7807.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url_serde` is imported redundantly
[INFO] [stdout]   --> src/rfc7807.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | use url_serde;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | extern crate url_serde;
[INFO] [stdout]    | ----------------------- the item `url_serde` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/serializers/rpc_request.rs:6:11
[INFO] [stdout]    |
[INFO] [stdout] 6  | use url::{self, Url};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate url;
[INFO] [stdout]    | ----------------- the item `url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/serializers/rpc_response.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Url` is imported redundantly
[INFO] [stdout]    --> src/serializers/url_path.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |     use url::Url;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 259 |     use super::*;
[INFO] [stdout]     |         -------- the item `Url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `futures` is imported redundantly
[INFO] [stdout]  --> src/client.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures::{self, Async, Future, Poll};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate futures;
[INFO] [stdout]   | --------------------- the item `futures` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `miasht` is imported redundantly
[INFO] [stdout]  --> src/client.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use miasht;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate miasht;
[INFO] [stdout]   | -------------------- the item `miasht` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `derive_traits_for_trackable_error_newtype`: please use `#[derive(TrackableError)]` instead
[INFO] [stdout]   --> src/error.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | derive_traits_for_trackable_error_newtype!(Error, ErrorKind);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/error.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `miasht` is imported redundantly
[INFO] [stdout]  --> src/error.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use miasht;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate miasht;
[INFO] [stdout]   | -------------------- the item `miasht` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/error.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/error.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use url;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate url;
[INFO] [stdout]    | ----------------- the item `url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fibers` is imported redundantly
[INFO] [stdout]  --> src/server.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use fibers::{self, BoxSpawn, Spawn};
[INFO] [stdout]   |              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | extern crate fibers;
[INFO] [stdout]   | -------------------- the item `fibers` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `futures` is imported redundantly
[INFO] [stdout]  --> src/server.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::{self, Async, Future, Poll, Stream};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate futures;
[INFO] [stdout]   | --------------------- the item `futures` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `miasht` is imported redundantly
[INFO] [stdout]  --> src/server.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use miasht;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate miasht;
[INFO] [stdout]   | -------------------- the item `miasht` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/rfc7807.rs:230:26
[INFO] [stdout]     |
[INFO] [stdout] 230 |             title: error.description().to_string(),
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/rfc7807.rs:232:27
[INFO] [stdout]     |
[INFO] [stdout] 232 |             detail: error.cause().map(|c| c.to_string()),
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/rfc7807.rs:230:26
[INFO] [stdout]     |
[INFO] [stdout] 230 |             title: error.description().to_string(),
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/rfc7807.rs:232:27
[INFO] [stdout]     |
[INFO] [stdout] 232 |             detail: error.cause().map(|c| c.to_string()),
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.62s
[INFO] running `Command { std: "docker" "inspect" "714d707f2a206ec8701ad7751f5fd550f1def317d4cb2699a01c7fc84814d48d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "714d707f2a206ec8701ad7751f5fd550f1def317d4cb2699a01c7fc84814d48d", kill_on_drop: false }`
[INFO] [stdout] 714d707f2a206ec8701ad7751f5fd550f1def317d4cb2699a01c7fc84814d48d
[INFO] checking htrpc-0.0.18 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate htrpc 0.0.18 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate htrpc 0.0.18 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate htrpc 0.0.18
[INFO] finished tweaking crates.io crate htrpc 0.0.18
[INFO] tweaked toml for crates.io crate htrpc 0.0.18 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84f35d1fad4a6d173af9e2cc883aef58ee695c971e52bb4a07ddfff375556ebe
[INFO] running `Command { std: "docker" "start" "-a" "84f35d1fad4a6d173af9e2cc883aef58ee695c971e52bb4a07ddfff375556ebe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84f35d1fad4a6d173af9e2cc883aef58ee695c971e52bb4a07ddfff375556ebe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84f35d1fad4a6d173af9e2cc883aef58ee695c971e52bb4a07ddfff375556ebe", kill_on_drop: false }`
[INFO] [stdout] 84f35d1fad4a6d173af9e2cc883aef58ee695c971e52bb4a07ddfff375556ebe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 585beb0613d39ac57b3ca867282b5c9073d0274c2c9a604388ab7e96291df236
[INFO] running `Command { std: "docker" "start" "-a" "585beb0613d39ac57b3ca867282b5c9073d0274c2c9a604388ab7e96291df236", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]     Checking nbchan v0.1.3
[INFO] [stderr]     Checking splay_tree v0.2.10
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking fibers v0.1.13
[INFO] [stderr]     Checking handy_async v0.2.13
[INFO] [stderr]     Checking rmp v0.8.12
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking rmp-serde v1.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling trackable_derive v1.0.0
[INFO] [stderr]     Checking trackable v1.3.0
[INFO] [stderr]     Checking trackable v0.2.24
[INFO] [stderr]     Checking miasht v0.0.5
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stderr]     Checking serdeconv v0.4.1
[INFO] [stderr]     Checking htrpc v0.0.18 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/deserializers/http_header.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/deserializers/url_path.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/deserializers/url_path.rs:6:11
[INFO] [stdout]    |
[INFO] [stdout] 6  | use url::{self, Url};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate url;
[INFO] [stdout]    | ----------------- the item `url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/deserializers/url_query.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/deserializers/url_query.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | use url;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate url;
[INFO] [stdout]    | ----------------- the item `url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/json.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/json_pretty.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/msgpack.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `futures` is imported redundantly
[INFO] [stdout]   --> src/pool.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 | use futures::{self, Async, Future, Poll, Stream};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | extern crate futures;
[INFO] [stdout]    | --------------------- the item `futures` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `miasht` is imported redundantly
[INFO] [stdout]   --> src/pool.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use miasht;
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | extern crate miasht;
[INFO] [stdout]    | -------------------- the item `miasht` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/rfc7807.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url_serde` is imported redundantly
[INFO] [stdout]   --> src/rfc7807.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | use url_serde;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | extern crate url_serde;
[INFO] [stdout]    | ----------------------- the item `url_serde` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/serializers/rpc_request.rs:6:11
[INFO] [stdout]    |
[INFO] [stdout] 6  | use url::{self, Url};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate url;
[INFO] [stdout]    | ----------------- the item `url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/serializers/rpc_response.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `futures` is imported redundantly
[INFO] [stdout]  --> src/client.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures::{self, Async, Future, Poll};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate futures;
[INFO] [stdout]   | --------------------- the item `futures` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `miasht` is imported redundantly
[INFO] [stdout]  --> src/client.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use miasht;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate miasht;
[INFO] [stdout]   | -------------------- the item `miasht` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `derive_traits_for_trackable_error_newtype`: please use `#[derive(TrackableError)]` instead
[INFO] [stdout]   --> src/error.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | derive_traits_for_trackable_error_newtype!(Error, ErrorKind);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/error.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `miasht` is imported redundantly
[INFO] [stdout]  --> src/error.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use miasht;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate miasht;
[INFO] [stdout]   | -------------------- the item `miasht` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/error.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/error.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use url;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate url;
[INFO] [stdout]    | ----------------- the item `url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fibers` is imported redundantly
[INFO] [stdout]  --> src/server.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use fibers::{self, BoxSpawn, Spawn};
[INFO] [stdout]   |              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | extern crate fibers;
[INFO] [stdout]   | -------------------- the item `fibers` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `futures` is imported redundantly
[INFO] [stdout]  --> src/server.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::{self, Async, Future, Poll, Stream};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate futures;
[INFO] [stdout]   | --------------------- the item `futures` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `miasht` is imported redundantly
[INFO] [stdout]  --> src/server.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use miasht;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate miasht;
[INFO] [stdout]   | -------------------- the item `miasht` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/deserializers/http_header.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/deserializers/url_path.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/deserializers/url_path.rs:6:11
[INFO] [stdout]    |
[INFO] [stdout] 6  | use url::{self, Url};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate url;
[INFO] [stdout]    | ----------------- the item `url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Url` is imported redundantly
[INFO] [stdout]    --> src/deserializers/url_path.rs:357:9
[INFO] [stdout]     |
[INFO] [stdout] 357 |     use url::Url;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 358 |
[INFO] [stdout] 359 |     use super::*;
[INFO] [stdout]     |         -------- the item `Url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/deserializers/url_query.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/deserializers/url_query.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | use url;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate url;
[INFO] [stdout]    | ----------------- the item `url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/json.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/json_pretty.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/msgpack.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `futures` is imported redundantly
[INFO] [stdout]   --> src/pool.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 | use futures::{self, Async, Future, Poll, Stream};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | extern crate futures;
[INFO] [stdout]    | --------------------- the item `futures` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `miasht` is imported redundantly
[INFO] [stdout]   --> src/pool.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use miasht;
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | extern crate miasht;
[INFO] [stdout]    | -------------------- the item `miasht` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/rfc7807.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url_serde` is imported redundantly
[INFO] [stdout]   --> src/rfc7807.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | use url_serde;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | extern crate url_serde;
[INFO] [stdout]    | ----------------------- the item `url_serde` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/serializers/rpc_request.rs:6:11
[INFO] [stdout]    |
[INFO] [stdout] 6  | use url::{self, Url};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate url;
[INFO] [stdout]    | ----------------- the item `url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/serializers/rpc_response.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Url` is imported redundantly
[INFO] [stdout]    --> src/serializers/url_path.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |     use url::Url;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 259 |     use super::*;
[INFO] [stdout]     |         -------- the item `Url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `futures` is imported redundantly
[INFO] [stdout]  --> src/client.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures::{self, Async, Future, Poll};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate futures;
[INFO] [stdout]   | --------------------- the item `futures` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `miasht` is imported redundantly
[INFO] [stdout]  --> src/client.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use miasht;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate miasht;
[INFO] [stdout]   | -------------------- the item `miasht` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `derive_traits_for_trackable_error_newtype`: please use `#[derive(TrackableError)]` instead
[INFO] [stdout]   --> src/error.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | derive_traits_for_trackable_error_newtype!(Error, ErrorKind);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/error.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `miasht` is imported redundantly
[INFO] [stdout]  --> src/error.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use miasht;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate miasht;
[INFO] [stdout]   | -------------------- the item `miasht` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serdeconv` is imported redundantly
[INFO] [stdout]   --> src/error.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | use serdeconv;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serdeconv;
[INFO] [stdout]    | ----------------------- the item `serdeconv` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/error.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use url;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate url;
[INFO] [stdout]    | ----------------- the item `url` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fibers` is imported redundantly
[INFO] [stdout]  --> src/server.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use fibers::{self, BoxSpawn, Spawn};
[INFO] [stdout]   |              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | extern crate fibers;
[INFO] [stdout]   | -------------------- the item `fibers` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `futures` is imported redundantly
[INFO] [stdout]  --> src/server.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::{self, Async, Future, Poll, Stream};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate futures;
[INFO] [stdout]   | --------------------- the item `futures` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `miasht` is imported redundantly
[INFO] [stdout]  --> src/server.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use miasht;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate miasht;
[INFO] [stdout]   | -------------------- the item `miasht` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/rfc7807.rs:230:26
[INFO] [stdout]     |
[INFO] [stdout] 230 |             title: error.description().to_string(),
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/rfc7807.rs:232:27
[INFO] [stdout]     |
[INFO] [stdout] 232 |             detail: error.cause().map(|c| c.to_string()),
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/rfc7807.rs:230:26
[INFO] [stdout]     |
[INFO] [stdout] 230 |             title: error.description().to_string(),
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/rfc7807.rs:232:27
[INFO] [stdout]     |
[INFO] [stdout] 232 |             detail: error.cause().map(|c| c.to_string()),
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.45s
[INFO] running `Command { std: "docker" "inspect" "585beb0613d39ac57b3ca867282b5c9073d0274c2c9a604388ab7e96291df236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "585beb0613d39ac57b3ca867282b5c9073d0274c2c9a604388ab7e96291df236", kill_on_drop: false }`
[INFO] [stdout] 585beb0613d39ac57b3ca867282b5c9073d0274c2c9a604388ab7e96291df236