Dec 11 07:46:36.378 INFO checking tilda/rusty-bot against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 07:46:36.378 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 11 07:46:36.822 INFO [stdout] fc3aceaa6989f78b3a2988c7918e5a0b58094c534361e0f5e735729fe4439061
Dec 11 07:46:36.825 INFO running `"docker" "start" "-a" "fc3aceaa6989f78b3a2988c7918e5a0b58094c534361e0f5e735729fe4439061"`
Dec 11 07:46:38.737 INFO [stderr] usermod: no changes
Dec 11 07:46:39.060 INFO [stderr]    Compiling serde v1.0.65
Dec 11 07:46:39.064 INFO [stderr]     Checking slog v2.2.3
Dec 11 07:46:39.064 INFO [stderr]     Checking stable_deref_trait v1.0.0
Dec 11 07:46:39.064 INFO [stderr]     Checking trackable v0.2.17
Dec 11 07:46:39.072 INFO [stderr]    Compiling miniz-sys v0.1.10
Dec 11 07:46:39.072 INFO [stderr]    Compiling openssl-sys v0.9.31
Dec 11 07:46:39.080 INFO [stderr]     Checking base64 v0.8.0
Dec 11 07:46:39.080 INFO [stderr]     Checking log v0.3.9
Dec 11 07:46:39.992 INFO [stderr]     Checking threadpool v1.7.1
Dec 11 07:46:41.527 INFO [stderr]     Checking owning_ref v0.3.3
Dec 11 07:46:41.532 INFO [stderr]    Compiling syn v0.14.1
Dec 11 07:46:43.136 INFO [stderr]     Checking mime v0.2.6
Dec 11 07:46:43.149 INFO [stderr]     Checking slog-scope v4.0.1
Dec 11 07:46:43.150 INFO [stderr]     Checking slog-async v2.3.0
Dec 11 07:46:43.492 INFO [stderr]     Checking parking_lot v0.5.5
Dec 11 07:46:44.620 INFO [stderr]    Compiling mime_guess v1.8.4
Dec 11 07:46:45.779 INFO [stderr]     Checking slog-stdlog v3.0.2
Dec 11 07:46:46.842 INFO [stderr]    Compiling openssl v0.9.24
Dec 11 07:46:46.909 INFO [stderr]     Checking hyper v0.10.13
Dec 11 07:46:47.927 INFO [stderr]     Checking flate2 v1.0.1
Dec 11 07:47:08.580 INFO [stderr]     Checking multipart v0.13.6
Dec 11 07:47:09.001 INFO [stderr]     Checking native-tls v0.1.5
Dec 11 07:47:09.489 INFO [stderr]    Compiling serde_derive v1.0.65
Dec 11 07:47:10.534 INFO [stderr]     Checking evzht9h3nznqzwl v0.0.3
Dec 11 07:47:10.536 INFO [stderr]     Checking hyper-native-tls v0.2.4
Dec 11 07:47:21.852 INFO [stderr]     Checking chrono v0.4.2
Dec 11 07:47:21.852 INFO [stderr]     Checking serde_json v1.0.19
Dec 11 07:47:28.520 INFO [stderr]     Checking slog-term v2.4.0
Dec 11 07:47:33.328 INFO [stderr]     Checking sloggers v0.2.6
Dec 11 07:47:33.328 INFO [stderr]     Checking serenity v0.5.3
Dec 11 07:47:51.321 INFO [stderr]     Checking rusty v0.1.0 (/source)
Dec 11 07:47:53.308 INFO [stderr] warning: variable does not need to be mutable
Dec 11 07:47:53.308 INFO [stderr]   --> src/main.rs:31:9
Dec 11 07:47:53.308 INFO [stderr]    |
Dec 11 07:47:53.308 INFO [stderr] 31 |     let mut file = File::open("config.json").expect("Not found");
Dec 11 07:47:53.308 INFO [stderr]    |         ----^^^^
Dec 11 07:47:53.308 INFO [stderr]    |         |
Dec 11 07:47:53.309 INFO [stderr]    |         help: remove this `mut`
Dec 11 07:47:53.309 INFO [stderr]    |
Dec 11 07:47:53.309 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 07:47:53.309 INFO [stderr] 
Dec 11 07:47:53.400 INFO [stderr] warning: variable does not need to be mutable
Dec 11 07:47:53.400 INFO [stderr]   --> src/main.rs:31:9
Dec 11 07:47:53.400 INFO [stderr]    |
Dec 11 07:47:53.400 INFO [stderr] 31 |     let mut file = File::open("config.json").expect("Not found");
Dec 11 07:47:53.400 INFO [stderr]    |         ----^^^^
Dec 11 07:47:53.400 INFO [stderr]    |         |
Dec 11 07:47:53.400 INFO [stderr]    |         help: remove this `mut`
Dec 11 07:47:53.400 INFO [stderr]    |
Dec 11 07:47:53.400 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 07:47:53.400 INFO [stderr] 
Dec 11 07:47:53.452 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
Dec 11 07:47:53.466 INFO [stderr] su: No module specific data is present
Dec 11 07:47:54.317 INFO running `"docker" "inspect" "fc3aceaa6989f78b3a2988c7918e5a0b58094c534361e0f5e735729fe4439061"`
Dec 11 07:47:54.628 INFO running `"docker" "rm" "-f" "fc3aceaa6989f78b3a2988c7918e5a0b58094c534361e0f5e735729fe4439061"`
Dec 11 07:47:54.933 INFO [stdout] fc3aceaa6989f78b3a2988c7918e5a0b58094c534361e0f5e735729fe4439061