[INFO] fetching crate parity-ws 0.11.1...
[INFO] checking parity-ws-0.11.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate parity-ws 0.11.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate parity-ws 0.11.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate parity-ws 0.11.1
[INFO] finished tweaking crates.io crate parity-ws 0.11.1
[INFO] tweaked toml for crates.io crate parity-ws 0.11.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate parity-ws 0.11.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f11d4cd9df8a54495abc0c19e1d5953620ef619a23c7b2650042851191f3731b
[INFO] running `Command { std: "docker" "start" "-a" "f11d4cd9df8a54495abc0c19e1d5953620ef619a23c7b2650042851191f3731b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f11d4cd9df8a54495abc0c19e1d5953620ef619a23c7b2650042851191f3731b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f11d4cd9df8a54495abc0c19e1d5953620ef619a23c7b2650042851191f3731b", kill_on_drop: false }`
[INFO] [stdout] f11d4cd9df8a54495abc0c19e1d5953620ef619a23c7b2650042851191f3731b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4345038c268d052ff42baa662a537befaaca7deaf3618975ae814e68e66ca174
[INFO] running `Command { std: "docker" "start" "-a" "4345038c268d052ff42baa662a537befaaca7deaf3618975ae814e68e66ca174", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking tinyvec v1.5.0
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking unicode-bidi v0.3.6
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking parity-ws v0.11.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Into` is imported redundantly
[INFO] [stdout]  --> src/communication.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::Into;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Into` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `mio` is imported redundantly
[INFO] [stdout]  --> src/communication.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use mio;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate mio;
[INFO] [stdout]   | ----------------- the item `mio` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/communication.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | 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 `PartialEq` is imported redundantly
[INFO] [stdout]   --> src/communication.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::cmp::PartialEq;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `PartialEq` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/connection.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | 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 `Default` is imported redundantly
[INFO] [stdout]  --> src/frame.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::default::Default;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]   --> src/frame.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use rand;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | extern crate rand;
[INFO] [stdout]    | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/handler.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 `httparse` is imported redundantly
[INFO] [stdout]  --> src/handshake.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use httparse;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate httparse;
[INFO] [stdout]   | ---------------------- the item `httparse` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]   --> src/handshake.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use rand;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | extern crate rand;
[INFO] [stdout]    | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sha1` is imported redundantly
[INFO] [stdout]   --> src/handshake.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout] 8  | use sha1::{self, Digest};
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | extern crate sha1;
[INFO] [stdout]    | ------------------ the item `sha1` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/handshake.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | 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 `mio` is imported redundantly
[INFO] [stdout]  --> src/io.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use mio;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate mio;
[INFO] [stdout]   | ----------------- the item `mio` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `mio_extras` is imported redundantly
[INFO] [stdout]   --> src/io.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use mio_extras;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern crate mio_extras;
[INFO] [stdout]    | ------------------------ the item `mio_extras` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/message.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::{From, Into};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Into` is imported redundantly
[INFO] [stdout]  --> src/message.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::{From, Into};
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Into` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/protocol.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::{From, Into};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Into` is imported redundantly
[INFO] [stdout]  --> src/protocol.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::{From, Into};
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Into` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/result.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::{From, Into};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Into` is imported redundantly
[INFO] [stdout]  --> src/result.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::{From, Into};
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Into` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `httparse` is imported redundantly
[INFO] [stdout]  --> src/result.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use httparse;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate httparse;
[INFO] [stdout]   | ---------------------- the item `httparse` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `mio` is imported redundantly
[INFO] [stdout]   --> src/result.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use mio;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | extern crate mio;
[INFO] [stdout]    | ----------------- the item `mio` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> examples/html_chat.rs:43:55
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn on_request(&mut self, req: &Request) -> Result<(Response)> {
[INFO] [stdout]    |                                                       ^        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 43 -     fn on_request(&mut self, req: &Request) -> Result<(Response)> {
[INFO] [stdout] 43 +     fn on_request(&mut self, req: &Request) -> Result<Response> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Into` is imported redundantly
[INFO] [stdout]  --> src/communication.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::Into;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Into` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `mio` is imported redundantly
[INFO] [stdout]  --> src/communication.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use mio;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate mio;
[INFO] [stdout]   | ----------------- the item `mio` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/communication.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | 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 `PartialEq` is imported redundantly
[INFO] [stdout]   --> src/communication.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::cmp::PartialEq;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `PartialEq` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/connection.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | 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 `Default` is imported redundantly
[INFO] [stdout]  --> src/frame.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::default::Default;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]   --> src/frame.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use rand;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | extern crate rand;
[INFO] [stdout]    | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/handler.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 `httparse` is imported redundantly
[INFO] [stdout]  --> src/handshake.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use httparse;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate httparse;
[INFO] [stdout]   | ---------------------- the item `httparse` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]   --> src/handshake.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use rand;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | extern crate rand;
[INFO] [stdout]    | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sha1` is imported redundantly
[INFO] [stdout]   --> src/handshake.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout] 8  | use sha1::{self, Digest};
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | extern crate sha1;
[INFO] [stdout]    | ------------------ the item `sha1` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `url` is imported redundantly
[INFO] [stdout]   --> src/handshake.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | 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 `mio` is imported redundantly
[INFO] [stdout]  --> src/io.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use mio;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate mio;
[INFO] [stdout]   | ----------------- the item `mio` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `mio_extras` is imported redundantly
[INFO] [stdout]   --> src/io.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use mio_extras;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern crate mio_extras;
[INFO] [stdout]    | ------------------------ the item `mio_extras` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/message.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::{From, Into};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Into` is imported redundantly
[INFO] [stdout]  --> src/message.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::{From, Into};
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Into` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/protocol.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::{From, Into};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Into` is imported redundantly
[INFO] [stdout]  --> src/protocol.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::{From, Into};
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Into` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/result.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::{From, Into};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Into` is imported redundantly
[INFO] [stdout]  --> src/result.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::{From, Into};
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Into` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `httparse` is imported redundantly
[INFO] [stdout]  --> src/result.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use httparse;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate httparse;
[INFO] [stdout]   | ---------------------- the item `httparse` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `mio` is imported redundantly
[INFO] [stdout]   --> src/result.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use mio;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | extern crate mio;
[INFO] [stdout]    | ----------------- the item `mio` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> examples/router.rs:13:63
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn on_request(&mut self, req: &ws::Request) -> ws::Result<(ws::Response)> {
[INFO] [stdout]    |                                                               ^            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 13 -     fn on_request(&mut self, req: &ws::Request) -> ws::Result<(ws::Response)> {
[INFO] [stdout] 13 +     fn on_request(&mut self, req: &ws::Request) -> ws::Result<ws::Response> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> examples/router.rs:82:63
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn on_request(&mut self, req: &ws::Request) -> ws::Result<(ws::Response)> {
[INFO] [stdout]    |                                                               ^            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 82 -     fn on_request(&mut self, req: &ws::Request) -> ws::Result<(ws::Response)> {
[INFO] [stdout] 82 +     fn on_request(&mut self, req: &ws::Request) -> ws::Result<ws::Response> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> examples/router.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 |     inner: Box<ws::Handler>,
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     inner: Box<dyn ws::Handler>,
[INFO] [stdout]   |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused closure that must be used
[INFO] [stdout]    --> src/factory.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 165 |         factory.connection_made(Sender::new(mio::Token(0), chn, 0));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: closures are lazy and do nothing unless called
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.66s
[INFO] running `Command { std: "docker" "inspect" "4345038c268d052ff42baa662a537befaaca7deaf3618975ae814e68e66ca174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4345038c268d052ff42baa662a537befaaca7deaf3618975ae814e68e66ca174", kill_on_drop: false }`
[INFO] [stdout] 4345038c268d052ff42baa662a537befaaca7deaf3618975ae814e68e66ca174
[INFO] checking parity-ws-0.11.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate parity-ws 0.11.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate parity-ws 0.11.1 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate parity-ws 0.11.1
[INFO] finished tweaking crates.io crate parity-ws 0.11.1
[INFO] tweaked toml for crates.io crate parity-ws 0.11.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate parity-ws 0.11.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee36283579cd813944befb4ef92c653ca47fd0a548928292c9bd0ce6e43a1e36
[INFO] running `Command { std: "docker" "start" "-a" "ee36283579cd813944befb4ef92c653ca47fd0a548928292c9bd0ce6e43a1e36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee36283579cd813944befb4ef92c653ca47fd0a548928292c9bd0ce6e43a1e36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee36283579cd813944befb4ef92c653ca47fd0a548928292c9bd0ce6e43a1e36", kill_on_drop: false }`
[INFO] [stdout] ee36283579cd813944befb4ef92c653ca47fd0a548928292c9bd0ce6e43a1e36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7696e186c670a856bf6226d4d21571c5582b7905c2d0bc4c69cd2ab37454b647
[INFO] running `Command { std: "docker" "start" "-a" "7696e186c670a856bf6226d4d21571c5582b7905c2d0bc4c69cd2ab37454b647", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking tinyvec v1.5.0
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking unicode-bidi v0.3.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 335 |           buf_get_impl!(self, 2, BigEndian::read_u16);
[INFO] [stdout]     |           ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 356 |           buf_get_impl!(self, 2, LittleEndian::read_u16);
[INFO] [stdout]     |           ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 385 |           buf_get_impl!(self, 2, BigEndian::read_i16);
[INFO] [stdout]     |           ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 406 |           buf_get_impl!(self, 2, LittleEndian::read_i16);
[INFO] [stdout]     |           ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 435 |           buf_get_impl!(self, 4, BigEndian::read_u32);
[INFO] [stdout]     |           ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 456 |           buf_get_impl!(self, 4, LittleEndian::read_u32);
[INFO] [stdout]     |           ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 485 |           buf_get_impl!(self, 4, BigEndian::read_i32);
[INFO] [stdout]     |           ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 506 |           buf_get_impl!(self, 4, LittleEndian::read_i32);
[INFO] [stdout]     |           ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 535 |           buf_get_impl!(self, 8, BigEndian::read_u64);
[INFO] [stdout]     |           ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 556 |           buf_get_impl!(self, 8, LittleEndian::read_u64);
[INFO] [stdout]     |           ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 585 |           buf_get_impl!(self, 8, BigEndian::read_i64);
[INFO] [stdout]     |           ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 606 |           buf_get_impl!(self, 8, LittleEndian::read_i64);
[INFO] [stdout]     |           ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 828 |           buf_get_impl!(self, 4, BigEndian::read_f32);
[INFO] [stdout]     |           ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 850 |           buf_get_impl!(self, 4, LittleEndian::read_f32);
[INFO] [stdout]     |           ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 880 |           buf_get_impl!(self, 8, BigEndian::read_f64);
[INFO] [stdout]     |           ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.12/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 902 |           buf_get_impl!(self, 8, LittleEndian::read_f64);
[INFO] [stdout]     |           ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stdout] error: aborting due to 16 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bytes` (lib) due to 17 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7696e186c670a856bf6226d4d21571c5582b7905c2d0bc4c69cd2ab37454b647", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7696e186c670a856bf6226d4d21571c5582b7905c2d0bc4c69cd2ab37454b647", kill_on_drop: false }`
[INFO] [stdout] 7696e186c670a856bf6226d4d21571c5582b7905c2d0bc4c69cd2ab37454b647