Dec 12 10:06:30.997 INFO checking phoenix-rs-0.1.1 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 10:06:30.997 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 10:06:31.537 INFO [stdout] b6cbb6586603131f9be50714b9bf471d1e3e616c9685c4117e2d3adbaa2db12f
Dec 12 10:06:31.540 INFO running `"docker" "start" "-a" "b6cbb6586603131f9be50714b9bf471d1e3e616c9685c4117e2d3adbaa2db12f"`
Dec 12 10:06:33.452 INFO [stderr] usermod: no changes
Dec 12 10:06:33.492 INFO [stderr] warning: file found to be present in multiple build targets: /source/examples/basic.rs
Dec 12 10:06:33.674 INFO [stderr]     Checking websocket v0.20.4
Dec 12 10:06:39.929 INFO [stderr]     Checking phoenix-rs v0.1.1 (/source)
Dec 12 10:06:48.818 INFO [stderr] warning: unused `#[macro_use]` import
Dec 12 10:06:48.818 INFO [stderr]  --> src/lib.rs:7:1
Dec 12 10:06:48.818 INFO [stderr]   |
Dec 12 10:06:48.818 INFO [stderr] 7 | #[macro_use]
Dec 12 10:06:48.819 INFO [stderr]   | ^^^^^^^^^^^^
Dec 12 10:06:48.819 INFO [stderr]   |
Dec 12 10:06:48.819 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 10:06:48.819 INFO [stderr] 
Dec 12 10:06:48.819 INFO [stderr] warning: unused `#[macro_use]` import
Dec 12 10:06:48.820 INFO [stderr]   --> src/lib.rs:10:1
Dec 12 10:06:48.820 INFO [stderr]    |
Dec 12 10:06:48.820 INFO [stderr] 10 | #[macro_use]
Dec 12 10:06:48.820 INFO [stderr]    | ^^^^^^^^^^^^
Dec 12 10:06:48.821 INFO [stderr] 
Dec 12 10:06:49.052 INFO [stderr] warning: unused `#[macro_use]` import
Dec 12 10:06:49.053 INFO [stderr]  --> src/lib.rs:7:1
Dec 12 10:06:49.053 INFO [stderr]   |
Dec 12 10:06:49.053 INFO [stderr] 7 | #[macro_use]
Dec 12 10:06:49.053 INFO [stderr]   | ^^^^^^^^^^^^
Dec 12 10:06:49.054 INFO [stderr]   |
Dec 12 10:06:49.054 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 10:06:49.054 INFO [stderr] 
Dec 12 10:06:49.055 INFO [stderr] warning: unused `#[macro_use]` import
Dec 12 10:06:49.055 INFO [stderr]   --> src/lib.rs:10:1
Dec 12 10:06:49.055 INFO [stderr]    |
Dec 12 10:06:49.056 INFO [stderr] 10 | #[macro_use]
Dec 12 10:06:49.056 INFO [stderr]    | ^^^^^^^^^^^^
Dec 12 10:06:49.056 INFO [stderr] 
Dec 12 10:06:49.236 INFO [stderr] warning: unused variable: `e`
Dec 12 10:06:49.237 INFO [stderr]   --> src/socket.rs:55:10
Dec 12 10:06:49.237 INFO [stderr]    |
Dec 12 10:06:49.237 INFO [stderr] 55 |                     Err(e) => {
Dec 12 10:06:49.237 INFO [stderr]    |                         ^ help: consider using `_e` instead
Dec 12 10:06:49.237 INFO [stderr]    |
Dec 12 10:06:49.237 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 10:06:49.237 INFO [stderr] 
Dec 12 10:06:49.237 INFO [stderr] warning: unused variable: `channels_1`
Dec 12 10:06:49.237 INFO [stderr]   --> src/socket.rs:65:7
Dec 12 10:06:49.237 INFO [stderr]    |
Dec 12 10:06:49.237 INFO [stderr] 65 |         let channels_1 = channels.clone();
Dec 12 10:06:49.237 INFO [stderr]    |             ^^^^^^^^^^ help: consider using `_channels_1` instead
Dec 12 10:06:49.237 INFO [stderr] 
Dec 12 10:06:49.404 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 10:06:49.405 INFO [stderr]    --> src/socket.rs:103:7
Dec 12 10:06:49.405 INFO [stderr]     |
Dec 12 10:06:49.405 INFO [stderr] 103 |                         send.send(v);
Dec 12 10:06:49.405 INFO [stderr]     |                         ^^^^^^^^^^^^^
Dec 12 10:06:49.406 INFO [stderr]     |
Dec 12 10:06:49.406 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 10:06:49.406 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 10:06:49.406 INFO [stderr] 
Dec 12 10:06:49.433 INFO [stderr] warning: unused variable: `e`
Dec 12 10:06:49.433 INFO [stderr]   --> src/socket.rs:55:10
Dec 12 10:06:49.433 INFO [stderr]    |
Dec 12 10:06:49.433 INFO [stderr] 55 |                     Err(e) => {
Dec 12 10:06:49.433 INFO [stderr]    |                         ^ help: consider using `_e` instead
Dec 12 10:06:49.433 INFO [stderr]    |
Dec 12 10:06:49.433 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 10:06:49.433 INFO [stderr] 
Dec 12 10:06:49.433 INFO [stderr] warning: unused variable: `channels_1`
Dec 12 10:06:49.434 INFO [stderr]   --> src/socket.rs:65:7
Dec 12 10:06:49.434 INFO [stderr]    |
Dec 12 10:06:49.434 INFO [stderr] 65 |         let channels_1 = channels.clone();
Dec 12 10:06:49.434 INFO [stderr]    |             ^^^^^^^^^^ help: consider using `_channels_1` instead
Dec 12 10:06:49.434 INFO [stderr] 
Dec 12 10:06:49.527 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 10:06:49.527 INFO [stderr]    --> src/socket.rs:103:7
Dec 12 10:06:49.527 INFO [stderr]     |
Dec 12 10:06:49.527 INFO [stderr] 103 |                         send.send(v);
Dec 12 10:06:49.527 INFO [stderr]     |                         ^^^^^^^^^^^^^
Dec 12 10:06:49.527 INFO [stderr]     |
Dec 12 10:06:49.527 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 10:06:49.527 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 10:06:49.528 INFO [stderr] 
Dec 12 10:07:04.643 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.17s
Dec 12 10:07:04.672 INFO [stderr] su: No module specific data is present
Dec 12 10:07:05.460 INFO running `"docker" "inspect" "b6cbb6586603131f9be50714b9bf471d1e3e616c9685c4117e2d3adbaa2db12f"`
Dec 12 10:07:05.744 INFO running `"docker" "rm" "-f" "b6cbb6586603131f9be50714b9bf471d1e3e616c9685c4117e2d3adbaa2db12f"`
Dec 12 10:07:06.056 INFO [stdout] b6cbb6586603131f9be50714b9bf471d1e3e616c9685c4117e2d3adbaa2db12f