Dec 04 21:52:03.376 INFO checking bgmarx/recommender against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 21:52:03.376 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 21:52:03.838 INFO [stdout] 41dabb09a968198d1573a0c2f43365a35d6252be00894b1f84862d1253396191
Dec 04 21:52:03.840 INFO running `"docker" "start" "-a" "41dabb09a968198d1573a0c2f43365a35d6252be00894b1f84862d1253396191"`
Dec 04 21:52:05.621 INFO [stderr] usermod: no changes
Dec 04 21:52:05.980 INFO [stderr]    Compiling serde v1.0.70
Dec 04 21:52:05.987 INFO [stderr]    Compiling ndarray v0.11.2
Dec 04 21:52:05.988 INFO [stderr]     Checking memchr v2.0.1
Dec 04 21:52:05.991 INFO [stderr]     Checking crossbeam-epoch v0.3.1
Dec 04 21:52:05.991 INFO [stderr]     Checking tokio-reactor v0.1.2
Dec 04 21:52:05.992 INFO [stderr]     Checking backtrace v0.3.9
Dec 04 21:52:05.992 INFO [stderr]    Compiling serde_derive v1.0.70
Dec 04 21:52:05.999 INFO [stderr]     Checking tokio-threadpool v0.1.5
Dec 04 21:52:08.135 INFO [stderr]     Checking csv-core v0.1.4
Dec 04 21:52:08.534 INFO [stderr]     Checking mime_guess v2.0.0-alpha.6
Dec 04 21:52:09.023 INFO [stderr]     Checking failure v0.1.2
Dec 04 21:52:09.275 INFO [stderr]     Checking crossbeam-deque v0.2.0
Dec 04 21:52:09.633 INFO [stderr]     Checking tokio-udp v0.1.1
Dec 04 21:52:10.179 INFO [stderr]     Checking tokio-tcp v0.1.0
Dec 04 21:52:10.647 INFO [stderr]     Checking tokio-fs v0.1.2
Dec 04 21:52:12.353 INFO [stderr]     Checking rayon-core v1.4.1
Dec 04 21:52:14.991 INFO [stderr]     Checking rayon v1.0.2
Dec 04 21:52:14.998 INFO [stderr]     Checking tokio v0.1.7
Dec 04 21:52:18.611 INFO [stderr]     Checking tokio-core v0.1.17
Dec 04 21:52:25.292 INFO [stderr]     Checking tokio-tls v0.1.4
Dec 04 21:52:25.292 INFO [stderr]     Checking hyper v0.11.27
Dec 04 21:52:25.292 INFO [stderr]     Checking hibitset v0.5.1
Dec 04 21:52:29.883 INFO [stderr]     Checking serde_urlencoded v0.5.2
Dec 04 21:52:30.143 INFO [stderr]     Checking smallvec v0.5.1
Dec 04 21:52:32.075 INFO [stderr]     Checking serde_json v1.0.24
Dec 04 21:52:32.151 INFO [stderr]     Checking csv v1.0.0
Dec 04 21:52:32.202 INFO [stderr]     Checking bincode v0.9.2
Dec 04 21:52:34.294 INFO [stderr]     Checking rand_core v0.2.1
Dec 04 21:52:36.104 INFO [stderr]     Checking rand v0.5.4
Dec 04 21:52:37.560 INFO [stderr]     Checking hyper-tls v0.1.4
Dec 04 21:52:42.183 INFO [stderr]     Checking reqwest v0.8.7
Dec 04 21:52:46.831 INFO [stderr]     Checking wyrm v0.9.1
Dec 04 21:52:50.537 INFO [stderr]     Checking sbr v0.4.0
Dec 04 21:52:57.328 INFO [stderr]     Checking goodbooks-recommender v0.1.0 (/source)
Dec 04 21:53:03.863 INFO [stderr] warning: unused variable: `title_to_id`
Dec 04 21:53:03.863 INFO [stderr]    --> src/main.rs:226:10
Dec 04 21:53:03.863 INFO [stderr]     |
Dec 04 21:53:03.863 INFO [stderr] 226 |          title_to_id) = deserialize_books(books_path).unwrap();
Dec 04 21:53:03.863 INFO [stderr]     |          ^^^^^^^^^^^ help: consider using `_title_to_id` instead
Dec 04 21:53:03.863 INFO [stderr]     |
Dec 04 21:53:03.863 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 21:53:03.863 INFO [stderr] 
Dec 04 21:53:04.551 INFO [stderr] warning: unused variable: `title_to_id`
Dec 04 21:53:04.551 INFO [stderr]    --> src/main.rs:226:10
Dec 04 21:53:04.551 INFO [stderr]     |
Dec 04 21:53:04.551 INFO [stderr] 226 |          title_to_id) = deserialize_books(books_path).unwrap();
Dec 04 21:53:04.551 INFO [stderr]     |          ^^^^^^^^^^^ help: consider using `_title_to_id` instead
Dec 04 21:53:04.551 INFO [stderr]     |
Dec 04 21:53:04.551 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 21:53:04.551 INFO [stderr] 
Dec 04 21:53:04.680 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.03s
Dec 04 21:53:04.704 INFO [stderr] su: No module specific data is present
Dec 04 21:53:05.448 INFO running `"docker" "inspect" "41dabb09a968198d1573a0c2f43365a35d6252be00894b1f84862d1253396191"`
Dec 04 21:53:05.721 INFO running `"docker" "rm" "-f" "41dabb09a968198d1573a0c2f43365a35d6252be00894b1f84862d1253396191"`
Dec 04 21:53:06.119 INFO [stdout] 41dabb09a968198d1573a0c2f43365a35d6252be00894b1f84862d1253396191