Dec 19 07:07:55.531 INFO checking tilda/rusty-bot against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 07:07:55.531 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/tilda/rusty-bot:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 07:07:56.094 INFO [stdout] 43b12bfd12babe46a7f02d2facd1b2c07a3725572961c11203e5b0e8a9569f86
Dec 19 07:07:56.096 INFO running `"docker" "start" "-a" "43b12bfd12babe46a7f02d2facd1b2c07a3725572961c11203e5b0e8a9569f86"`
Dec 19 07:07:57.944 INFO [stderr]    Compiling num-traits v0.2.4
Dec 19 07:07:57.948 INFO [stderr]    Compiling num-integer v0.1.38
Dec 19 07:07:57.948 INFO [stderr]    Compiling serde v1.0.65
Dec 19 07:07:57.970 INFO [stderr]     Checking crossbeam v0.2.12
Dec 19 07:07:57.978 INFO [stderr]     Checking slog v2.2.3
Dec 19 07:07:57.985 INFO [stderr]     Checking smallvec v0.6.1
Dec 19 07:07:58.009 INFO [stderr]     Checking take_mut v0.2.2
Dec 19 07:07:58.011 INFO [stderr]     Checking trackable v0.2.17
Dec 19 07:07:58.858 INFO [stderr]    Compiling rand v0.4.2
Dec 19 07:07:59.536 INFO [stderr]    Compiling openssl-sys v0.9.31
Dec 19 07:08:01.368 INFO [stderr]    Compiling proc-macro2 v0.4.4
Dec 19 07:08:01.377 INFO [stderr]     Checking isatty v0.1.8
Dec 19 07:08:02.073 INFO [stderr]     Checking base64 v0.8.0
Dec 19 07:08:02.077 INFO [stderr]     Checking slog-scope v4.0.1
Dec 19 07:08:02.291 INFO [stderr]     Checking log v0.3.9
Dec 19 07:08:02.452 INFO [stderr]     Checking rand v0.3.22
Dec 19 07:08:02.584 INFO [stderr]     Checking tempdir v0.3.7
Dec 19 07:08:04.537 INFO [stderr]     Checking threadpool v1.7.1
Dec 19 07:08:04.577 INFO [stderr]     Checking parking_lot_core v0.2.14
Dec 19 07:08:05.032 INFO [stderr]     Checking uuid v0.5.1
Dec 19 07:08:05.493 INFO [stderr]     Checking mime v0.2.6
Dec 19 07:08:05.493 INFO [stderr]     Checking slog-stdlog v3.0.2
Dec 19 07:08:05.493 INFO [stderr]     Checking slog-async v2.3.0
Dec 19 07:08:08.284 INFO [stderr]     Checking parking_lot v0.5.5
Dec 19 07:08:08.587 INFO [stderr]    Compiling openssl v0.9.24
Dec 19 07:08:09.147 INFO [stderr]     Checking hyper v0.10.13
Dec 19 07:08:15.202 INFO [stderr]    Compiling quote v0.6.3
Dec 19 07:08:15.398 INFO [stderr]    Compiling phf_generator v0.7.22
Dec 19 07:08:17.001 INFO [stderr]    Compiling phf_codegen v0.7.22
Dec 19 07:08:17.109 INFO [stderr]    Compiling syn v0.14.1
Dec 19 07:08:18.557 INFO [stderr]    Compiling mime_guess v1.8.4
Dec 19 07:08:30.218 INFO [stderr]     Checking native-tls v0.1.5
Dec 19 07:08:31.214 INFO [stderr]     Checking multipart v0.13.6
Dec 19 07:08:31.610 INFO [stderr]     Checking evzht9h3nznqzwl v0.0.3
Dec 19 07:08:31.612 INFO [stderr]     Checking hyper-native-tls v0.2.4
Dec 19 07:08:42.852 INFO [stderr]    Compiling serde_derive v1.0.65
Dec 19 07:08:47.964 INFO [stderr]     Checking chrono v0.4.2
Dec 19 07:08:47.964 INFO [stderr]     Checking serde_json v1.0.19
Dec 19 07:08:53.227 INFO [stderr]     Checking slog-term v2.4.0
Dec 19 07:09:03.049 INFO [stderr]     Checking sloggers v0.2.6
Dec 19 07:09:03.049 INFO [stderr]     Checking serenity v0.5.3
Dec 19 07:09:20.117 INFO [stderr]     Checking rusty v0.1.0 (/opt/crater/workdir)
Dec 19 07:09:21.256 INFO [stderr] warning: variable does not need to be mutable
Dec 19 07:09:21.256 INFO [stderr]   --> src/main.rs:31:9
Dec 19 07:09:21.256 INFO [stderr]    |
Dec 19 07:09:21.256 INFO [stderr] 31 |     let mut file = File::open("config.json").expect("Not found");
Dec 19 07:09:21.256 INFO [stderr]    |         ----^^^^
Dec 19 07:09:21.256 INFO [stderr]    |         |
Dec 19 07:09:21.256 INFO [stderr]    |         help: remove this `mut`
Dec 19 07:09:21.256 INFO [stderr]    |
Dec 19 07:09:21.256 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 07:09:21.256 INFO [stderr] 
Dec 19 07:09:21.300 INFO [stderr] warning: variable does not need to be mutable
Dec 19 07:09:21.300 INFO [stderr]   --> src/main.rs:31:9
Dec 19 07:09:21.300 INFO [stderr]    |
Dec 19 07:09:21.300 INFO [stderr] 31 |     let mut file = File::open("config.json").expect("Not found");
Dec 19 07:09:21.300 INFO [stderr]    |         ----^^^^
Dec 19 07:09:21.300 INFO [stderr]    |         |
Dec 19 07:09:21.300 INFO [stderr]    |         help: remove this `mut`
Dec 19 07:09:21.300 INFO [stderr]    |
Dec 19 07:09:21.300 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 07:09:21.300 INFO [stderr] 
Dec 19 07:09:21.365 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
Dec 19 07:09:22.650 INFO running `"docker" "inspect" "43b12bfd12babe46a7f02d2facd1b2c07a3725572961c11203e5b0e8a9569f86"`
Dec 19 07:09:22.952 INFO running `"docker" "rm" "-f" "43b12bfd12babe46a7f02d2facd1b2c07a3725572961c11203e5b0e8a9569f86"`
Dec 19 07:09:23.308 INFO [stdout] 43b12bfd12babe46a7f02d2facd1b2c07a3725572961c11203e5b0e8a9569f86