Dec 18 12:02:27.125 INFO checking rspotify_hyper-0.1.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 12:02:27.126 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/rspotify_hyper/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 12:02:27.648 INFO [stdout] ccc22444dede45ff997b8ececaf50493b066ce8e5150586a90c9a8ae8266a205
Dec 18 12:02:27.650 INFO running `"docker" "start" "-a" "ccc22444dede45ff997b8ececaf50493b066ce8e5150586a90c9a8ae8266a205"`
Dec 18 12:02:29.902 INFO [stderr]    Compiling derive_builder_core v0.2.0
Dec 18 12:02:29.905 INFO [stderr]     Checking chrono v0.4.6
Dec 18 12:02:33.616 INFO [stderr]    Compiling derive_builder v0.5.1
Dec 18 12:02:36.119 INFO [stderr]     Checking rspotify v0.2.5
Dec 18 12:02:45.140 INFO [stderr]     Checking rspotify_hyper v0.1.0 (/opt/crater/workdir)
Dec 18 12:02:47.812 INFO [stderr] warning: unused import: `std::io`
Dec 18 12:02:47.812 INFO [stderr]   --> src/lib.rs:10:5
Dec 18 12:02:47.812 INFO [stderr]    |
Dec 18 12:02:47.812 INFO [stderr] 10 | use std::io;
Dec 18 12:02:47.812 INFO [stderr]    |     ^^^^^^^
Dec 18 12:02:47.812 INFO [stderr]    |
Dec 18 12:02:47.812 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 12:02:47.812 INFO [stderr] 
Dec 18 12:02:47.812 INFO [stderr] warning: unused import: `hyper::Request`
Dec 18 12:02:47.812 INFO [stderr]   --> src/lib.rs:11:5
Dec 18 12:02:47.812 INFO [stderr]    |
Dec 18 12:02:47.812 INFO [stderr] 11 | use hyper::Request;
Dec 18 12:02:47.812 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 18 12:02:47.813 INFO [stderr] 
Dec 18 12:02:47.813 INFO [stderr] warning: unused import: `std::net::Ipv4Addr`
Dec 18 12:02:47.813 INFO [stderr]   --> src/lib.rs:17:5
Dec 18 12:02:47.813 INFO [stderr]    |
Dec 18 12:02:47.813 INFO [stderr] 17 | use std::net::Ipv4Addr;
Dec 18 12:02:47.813 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 18 12:02:47.813 INFO [stderr] 
Dec 18 12:02:47.813 INFO [stderr] warning: unused import: `std::sync::mpsc::Sender`
Dec 18 12:02:47.813 INFO [stderr]   --> src/lib.rs:20:5
Dec 18 12:02:47.813 INFO [stderr]    |
Dec 18 12:02:47.813 INFO [stderr] 20 | use std::sync::mpsc::Sender;
Dec 18 12:02:47.813 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 12:02:47.813 INFO [stderr] 
Dec 18 12:02:47.813 INFO [stderr] warning: unused import: `std::sync::Arc`
Dec 18 12:02:47.813 INFO [stderr]   --> src/lib.rs:22:5
Dec 18 12:02:47.813 INFO [stderr]    |
Dec 18 12:02:47.813 INFO [stderr] 22 | use std::sync::Arc;
Dec 18 12:02:47.813 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 18 12:02:47.813 INFO [stderr] 
Dec 18 12:02:47.813 INFO [stderr] warning: unused import: `core::borrow::Borrow`
Dec 18 12:02:47.813 INFO [stderr]   --> src/lib.rs:23:5
Dec 18 12:02:47.813 INFO [stderr]    |
Dec 18 12:02:47.813 INFO [stderr] 23 | use core::borrow::Borrow;
Dec 18 12:02:47.813 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 12:02:47.813 INFO [stderr] 
Dec 18 12:02:47.813 INFO [stderr] warning: unused import: `std::sync::Mutex`
Dec 18 12:02:47.813 INFO [stderr]   --> src/lib.rs:24:5
Dec 18 12:02:47.813 INFO [stderr]    |
Dec 18 12:02:47.813 INFO [stderr] 24 | use std::sync::Mutex;
Dec 18 12:02:47.813 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 18 12:02:47.813 INFO [stderr] 
Dec 18 12:02:47.984 INFO [stderr] warning: unused import: `futures::Stream`
Dec 18 12:02:47.984 INFO [stderr]   --> src/lib.rs:18:5
Dec 18 12:02:47.984 INFO [stderr]    |
Dec 18 12:02:47.984 INFO [stderr] 18 | use futures::Stream;
Dec 18 12:02:47.984 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 18 12:02:47.984 INFO [stderr] 
Dec 18 12:02:47.988 INFO [stderr] warning: unused variable: `query`
Dec 18 12:02:47.988 INFO [stderr]   --> src/lib.rs:64:33
Dec 18 12:02:47.988 INFO [stderr]    |
Dec 18 12:02:47.988 INFO [stderr] 64 |                         let mut query = req.uri().query().unwrap_or("No query").to_string();
Dec 18 12:02:47.988 INFO [stderr]    |                                 ^^^^^ help: consider using `_query` instead
Dec 18 12:02:47.988 INFO [stderr]    |
Dec 18 12:02:47.988 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 12:02:47.988 INFO [stderr] 
Dec 18 12:02:47.988 INFO [stderr] warning: unused variable: `tx_stop`
Dec 18 12:02:47.988 INFO [stderr]   --> src/lib.rs:36:18
Dec 18 12:02:47.988 INFO [stderr]    |
Dec 18 12:02:47.988 INFO [stderr] 36 |             let (tx_stop, rx_stop) = futures::sync::oneshot::channel::<()>();
Dec 18 12:02:47.988 INFO [stderr]    |                  ^^^^^^^ help: consider using `_tx_stop` instead
Dec 18 12:02:47.988 INFO [stderr] 
Dec 18 12:02:47.988 INFO [stderr] warning: unused variable: `spotify_oauth`
Dec 18 12:02:47.988 INFO [stderr]   --> src/lib.rs:99:17
Dec 18 12:02:47.988 INFO [stderr]    |
Dec 18 12:02:47.988 INFO [stderr] 99 |             let spotify_oauth = spotify_oauth_2;
Dec 18 12:02:47.988 INFO [stderr]    |                 ^^^^^^^^^^^^^ help: consider using `_spotify_oauth` instead
Dec 18 12:02:47.988 INFO [stderr] 
Dec 18 12:02:48.036 INFO [stderr] warning: variable does not need to be mutable
Dec 18 12:02:48.036 INFO [stderr]   --> src/lib.rs:64:29
Dec 18 12:02:48.036 INFO [stderr]    |
Dec 18 12:02:48.036 INFO [stderr] 64 |                         let mut query = req.uri().query().unwrap_or("No query").to_string();
Dec 18 12:02:48.036 INFO [stderr]    |                             ----^^^^^
Dec 18 12:02:48.036 INFO [stderr]    |                             |
Dec 18 12:02:48.036 INFO [stderr]    |                             help: remove this `mut`
Dec 18 12:02:48.036 INFO [stderr]    |
Dec 18 12:02:48.036 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 12:02:48.036 INFO [stderr] 
Dec 18 12:02:48.036 INFO [stderr] warning: variable does not need to be mutable
Dec 18 12:02:48.036 INFO [stderr]   --> src/lib.rs:64:29
Dec 18 12:02:48.036 INFO [stderr]    |
Dec 18 12:02:48.036 INFO [stderr] 64 |                         let mut query = req.uri().query().unwrap_or("No query").to_string();
Dec 18 12:02:48.036 INFO [stderr]    |                             ----^^^^^
Dec 18 12:02:48.036 INFO [stderr]    |                             |
Dec 18 12:02:48.036 INFO [stderr]    |                             help: remove this `mut`
Dec 18 12:02:48.036 INFO [stderr] 
Dec 18 12:02:48.084 INFO [stderr] warning: unused import: `std::io`
Dec 18 12:02:48.084 INFO [stderr]   --> src/lib.rs:10:5
Dec 18 12:02:48.084 INFO [stderr]    |
Dec 18 12:02:48.084 INFO [stderr] 10 | use std::io;
Dec 18 12:02:48.084 INFO [stderr]    |     ^^^^^^^
Dec 18 12:02:48.084 INFO [stderr]    |
Dec 18 12:02:48.084 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 12:02:48.084 INFO [stderr] 
Dec 18 12:02:48.084 INFO [stderr] warning: unused import: `hyper::Request`
Dec 18 12:02:48.084 INFO [stderr]   --> src/lib.rs:11:5
Dec 18 12:02:48.084 INFO [stderr]    |
Dec 18 12:02:48.084 INFO [stderr] 11 | use hyper::Request;
Dec 18 12:02:48.084 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 18 12:02:48.084 INFO [stderr] 
Dec 18 12:02:48.096 INFO [stderr] warning: unused import: `std::net::Ipv4Addr`
Dec 18 12:02:48.096 INFO [stderr]   --> src/lib.rs:17:5
Dec 18 12:02:48.096 INFO [stderr]    |
Dec 18 12:02:48.096 INFO [stderr] 17 | use std::net::Ipv4Addr;
Dec 18 12:02:48.096 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 18 12:02:48.096 INFO [stderr] 
Dec 18 12:02:48.096 INFO [stderr] warning: unused import: `std::sync::mpsc::Sender`
Dec 18 12:02:48.096 INFO [stderr]   --> src/lib.rs:20:5
Dec 18 12:02:48.096 INFO [stderr]    |
Dec 18 12:02:48.096 INFO [stderr] 20 | use std::sync::mpsc::Sender;
Dec 18 12:02:48.096 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 12:02:48.096 INFO [stderr] 
Dec 18 12:02:48.096 INFO [stderr] warning: unused import: `std::sync::Arc`
Dec 18 12:02:48.096 INFO [stderr]   --> src/lib.rs:22:5
Dec 18 12:02:48.096 INFO [stderr]    |
Dec 18 12:02:48.096 INFO [stderr] 22 | use std::sync::Arc;
Dec 18 12:02:48.097 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 18 12:02:48.097 INFO [stderr] 
Dec 18 12:02:48.097 INFO [stderr] warning: unused import: `core::borrow::Borrow`
Dec 18 12:02:48.097 INFO [stderr]   --> src/lib.rs:23:5
Dec 18 12:02:48.097 INFO [stderr]    |
Dec 18 12:02:48.097 INFO [stderr] 23 | use core::borrow::Borrow;
Dec 18 12:02:48.097 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 12:02:48.097 INFO [stderr] 
Dec 18 12:02:48.097 INFO [stderr] warning: unused import: `std::sync::Mutex`
Dec 18 12:02:48.097 INFO [stderr]   --> src/lib.rs:24:5
Dec 18 12:02:48.097 INFO [stderr]    |
Dec 18 12:02:48.097 INFO [stderr] 24 | use std::sync::Mutex;
Dec 18 12:02:48.097 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 18 12:02:48.097 INFO [stderr] 
Dec 18 12:02:48.312 INFO [stderr] warning: unused import: `futures::Stream`
Dec 18 12:02:48.312 INFO [stderr]   --> src/lib.rs:18:5
Dec 18 12:02:48.312 INFO [stderr]    |
Dec 18 12:02:48.312 INFO [stderr] 18 | use futures::Stream;
Dec 18 12:02:48.312 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 18 12:02:48.312 INFO [stderr] 
Dec 18 12:02:48.316 INFO [stderr] warning: unused variable: `query`
Dec 18 12:02:48.316 INFO [stderr]   --> src/lib.rs:64:33
Dec 18 12:02:48.316 INFO [stderr]    |
Dec 18 12:02:48.316 INFO [stderr] 64 |                         let mut query = req.uri().query().unwrap_or("No query").to_string();
Dec 18 12:02:48.316 INFO [stderr]    |                                 ^^^^^ help: consider using `_query` instead
Dec 18 12:02:48.316 INFO [stderr]    |
Dec 18 12:02:48.316 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 12:02:48.316 INFO [stderr] 
Dec 18 12:02:48.316 INFO [stderr] warning: unused variable: `tx_stop`
Dec 18 12:02:48.316 INFO [stderr]   --> src/lib.rs:36:18
Dec 18 12:02:48.316 INFO [stderr]    |
Dec 18 12:02:48.316 INFO [stderr] 36 |             let (tx_stop, rx_stop) = futures::sync::oneshot::channel::<()>();
Dec 18 12:02:48.316 INFO [stderr]    |                  ^^^^^^^ help: consider using `_tx_stop` instead
Dec 18 12:02:48.316 INFO [stderr] 
Dec 18 12:02:48.316 INFO [stderr] warning: unused variable: `spotify_oauth`
Dec 18 12:02:48.316 INFO [stderr]   --> src/lib.rs:99:17
Dec 18 12:02:48.316 INFO [stderr]    |
Dec 18 12:02:48.316 INFO [stderr] 99 |             let spotify_oauth = spotify_oauth_2;
Dec 18 12:02:48.316 INFO [stderr]    |                 ^^^^^^^^^^^^^ help: consider using `_spotify_oauth` instead
Dec 18 12:02:48.316 INFO [stderr] 
Dec 18 12:02:48.360 INFO [stderr] warning: variable does not need to be mutable
Dec 18 12:02:48.360 INFO [stderr]   --> src/lib.rs:64:29
Dec 18 12:02:48.360 INFO [stderr]    |
Dec 18 12:02:48.360 INFO [stderr] 64 |                         let mut query = req.uri().query().unwrap_or("No query").to_string();
Dec 18 12:02:48.360 INFO [stderr]    |                             ----^^^^^
Dec 18 12:02:48.360 INFO [stderr]    |                             |
Dec 18 12:02:48.360 INFO [stderr]    |                             help: remove this `mut`
Dec 18 12:02:48.360 INFO [stderr]    |
Dec 18 12:02:48.360 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 12:02:48.360 INFO [stderr] 
Dec 18 12:02:48.360 INFO [stderr] warning: variable does not need to be mutable
Dec 18 12:02:48.360 INFO [stderr]   --> src/lib.rs:64:29
Dec 18 12:02:48.360 INFO [stderr]    |
Dec 18 12:02:48.360 INFO [stderr] 64 |                         let mut query = req.uri().query().unwrap_or("No query").to_string();
Dec 18 12:02:48.360 INFO [stderr]    |                             ----^^^^^
Dec 18 12:02:48.360 INFO [stderr]    |                             |
Dec 18 12:02:48.360 INFO [stderr]    |                             help: remove this `mut`
Dec 18 12:02:48.360 INFO [stderr] 
Dec 18 12:02:48.417 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.91s
Dec 18 12:02:49.531 INFO running `"docker" "inspect" "ccc22444dede45ff997b8ececaf50493b066ce8e5150586a90c9a8ae8266a205"`
Dec 18 12:02:49.896 INFO running `"docker" "rm" "-f" "ccc22444dede45ff997b8ececaf50493b066ce8e5150586a90c9a8ae8266a205"`
Dec 18 12:02:50.262 INFO [stdout] ccc22444dede45ff997b8ececaf50493b066ce8e5150586a90c9a8ae8266a205