Dec 19 19:53:15.362 INFO checking bgmarx/recommender against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 19:53:15.362 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/bgmarx/recommender:/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 19:53:15.574 INFO [stdout] b8236414d21779a6ddb493d84a6c8eb01c988416fb6e74075abf215512c00b81
Dec 19 19:53:15.577 INFO running `"docker" "start" "-a" "b8236414d21779a6ddb493d84a6c8eb01c988416fb6e74075abf215512c00b81"`
Dec 19 19:53:16.347 INFO [stderr]    Compiling ndarray v0.11.2
Dec 19 19:53:16.351 INFO [stderr]     Checking memchr v2.0.1
Dec 19 19:53:16.355 INFO [stderr]     Checking smallvec v0.5.1
Dec 19 19:53:16.355 INFO [stderr]     Checking serde_json v1.0.24
Dec 19 19:53:16.356 INFO [stderr]     Checking bincode v0.9.2
Dec 19 19:53:16.356 INFO [stderr]     Checking tokio-reactor v0.1.2
Dec 19 19:53:16.356 INFO [stderr]    Compiling serde_derive v1.0.70
Dec 19 19:53:16.356 INFO [stderr]     Checking serde_urlencoded v0.5.2
Dec 19 19:53:16.846 INFO [stderr]     Checking csv-core v0.1.4
Dec 19 19:53:17.436 INFO [stderr]     Checking tokio-threadpool v0.1.5
Dec 19 19:53:18.044 INFO [stderr]     Checking csv v1.0.0
Dec 19 19:53:18.252 INFO [stderr]     Checking hibitset v0.5.1
Dec 19 19:53:18.775 INFO [stderr]     Checking mime_guess v2.0.0-alpha.6
Dec 19 19:53:19.280 INFO [stderr]     Checking tokio-udp v0.1.1
Dec 19 19:53:21.060 INFO [stderr]     Checking tokio-tcp v0.1.0
Dec 19 19:53:21.093 INFO [stderr]     Checking tokio-fs v0.1.2
Dec 19 19:53:22.754 INFO [stderr]     Checking tokio v0.1.7
Dec 19 19:53:24.532 INFO [stderr]     Checking tokio-core v0.1.17
Dec 19 19:53:26.692 INFO [stderr]     Checking tokio-tls v0.1.4
Dec 19 19:53:26.692 INFO [stderr]     Checking hyper v0.11.27
Dec 19 19:53:37.249 INFO [stderr]     Checking hyper-tls v0.1.4
Dec 19 19:53:38.430 INFO [stderr]     Checking rand_core v0.2.1
Dec 19 19:53:38.624 INFO [stderr]     Checking reqwest v0.8.7
Dec 19 19:53:39.598 INFO [stderr]     Checking rand v0.5.4
Dec 19 19:53:43.037 INFO [stderr]     Checking wyrm v0.9.1
Dec 19 19:53:45.624 INFO [stderr]     Checking sbr v0.4.0
Dec 19 19:53:49.138 INFO [stderr]     Checking goodbooks-recommender v0.1.0 (/opt/crater/workdir)
Dec 19 19:53:51.096 INFO [stderr] warning: unused variable: `title_to_id`
Dec 19 19:53:51.096 INFO [stderr]    --> src/main.rs:226:10
Dec 19 19:53:51.096 INFO [stderr]     |
Dec 19 19:53:51.096 INFO [stderr] 226 |          title_to_id) = deserialize_books(books_path).unwrap();
Dec 19 19:53:51.096 INFO [stderr]     |          ^^^^^^^^^^^ help: consider using `_title_to_id` instead
Dec 19 19:53:51.096 INFO [stderr]     |
Dec 19 19:53:51.096 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 19:53:51.096 INFO [stderr] 
Dec 19 19:53:51.106 INFO [stderr] warning: unused variable: `title_to_id`
Dec 19 19:53:51.106 INFO [stderr]    --> src/main.rs:226:10
Dec 19 19:53:51.106 INFO [stderr]     |
Dec 19 19:53:51.106 INFO [stderr] 226 |          title_to_id) = deserialize_books(books_path).unwrap();
Dec 19 19:53:51.106 INFO [stderr]     |          ^^^^^^^^^^^ help: consider using `_title_to_id` instead
Dec 19 19:53:51.106 INFO [stderr]     |
Dec 19 19:53:51.106 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 19:53:51.106 INFO [stderr] 
Dec 19 19:53:51.280 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.17s
Dec 19 19:53:51.780 INFO running `"docker" "inspect" "b8236414d21779a6ddb493d84a6c8eb01c988416fb6e74075abf215512c00b81"`
Dec 19 19:53:51.984 INFO running `"docker" "rm" "-f" "b8236414d21779a6ddb493d84a6c8eb01c988416fb6e74075abf215512c00b81"`
Dec 19 19:53:52.244 INFO [stdout] b8236414d21779a6ddb493d84a6c8eb01c988416fb6e74075abf215512c00b81