Dec 06 05:32:31.381 INFO testing bgmarx/recommender against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 05:32:31.381 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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 06 05:32:31.808 INFO [stdout] fd678181b82a50be2f0078d1bd572044911eccd72dee43352e46f21199d1812a
Dec 06 05:32:31.810 INFO running `"docker" "start" "-a" "fd678181b82a50be2f0078d1bd572044911eccd72dee43352e46f21199d1812a"`
Dec 06 05:32:32.243 INFO [stderr] usermod: no changes
Dec 06 05:32:32.531 INFO [stderr]    Compiling serde v1.0.70
Dec 06 05:32:32.532 INFO [stderr]    Compiling ndarray v0.11.2
Dec 06 05:32:32.532 INFO [stderr]    Compiling memchr v2.0.1
Dec 06 05:32:32.539 INFO [stderr]    Compiling crossbeam-epoch v0.3.1
Dec 06 05:32:32.541 INFO [stderr]    Compiling tokio-reactor v0.1.2
Dec 06 05:32:32.541 INFO [stderr]    Compiling serde_derive v1.0.70
Dec 06 05:32:32.542 INFO [stderr]    Compiling tokio-threadpool v0.1.5
Dec 06 05:32:33.520 INFO [stderr]    Compiling csv-core v0.1.4
Dec 06 05:32:34.165 INFO [stderr]    Compiling crossbeam-deque v0.2.0
Dec 06 05:32:35.265 INFO [stderr]    Compiling tokio-tcp v0.1.0
Dec 06 05:32:35.265 INFO [stderr]    Compiling tokio-udp v0.1.1
Dec 06 05:32:35.396 INFO [stderr]    Compiling rayon-core v1.4.1
Dec 06 05:32:36.764 INFO [stderr]    Compiling tokio-fs v0.1.2
Dec 06 05:32:38.237 INFO [stderr]    Compiling rayon v1.0.2
Dec 06 05:32:38.951 INFO [stderr]    Compiling tokio v0.1.7
Dec 06 05:32:42.560 INFO [stderr]    Compiling tokio-core v0.1.17
Dec 06 05:32:47.176 INFO [stderr]    Compiling hibitset v0.5.1
Dec 06 05:32:50.244 INFO [stderr]    Compiling hyper v0.11.27
Dec 06 05:32:50.244 INFO [stderr]    Compiling tokio-tls v0.1.4
Dec 06 05:32:53.149 INFO [stderr]    Compiling rand_core v0.2.1
Dec 06 05:32:53.151 INFO [stderr]    Compiling serde_json v1.0.24
Dec 06 05:32:53.151 INFO [stderr]    Compiling smallvec v0.5.1
Dec 06 05:32:53.151 INFO [stderr]    Compiling serde_urlencoded v0.5.2
Dec 06 05:32:53.151 INFO [stderr]    Compiling bincode v0.9.2
Dec 06 05:32:54.664 INFO [stderr]    Compiling csv v1.0.0
Dec 06 05:32:56.856 INFO [stderr]    Compiling rand v0.5.4
Dec 06 05:33:08.528 INFO [stderr]    Compiling hyper-tls v0.1.4
Dec 06 05:33:11.904 INFO [stderr]    Compiling reqwest v0.8.7
Dec 06 05:33:12.048 INFO [stderr]    Compiling wyrm v0.9.1
Dec 06 05:33:20.084 INFO [stderr]    Compiling sbr v0.4.0
Dec 06 05:33:29.104 INFO [stderr]    Compiling goodbooks-recommender v0.1.0 (/source)
Dec 06 05:33:32.920 INFO [stderr] warning: unused variable: `title_to_id`
Dec 06 05:33:32.920 INFO [stderr]    --> src/main.rs:226:10
Dec 06 05:33:32.920 INFO [stderr]     |
Dec 06 05:33:32.920 INFO [stderr] 226 |          title_to_id) = deserialize_books(books_path).unwrap();
Dec 06 05:33:32.920 INFO [stderr]     |          ^^^^^^^^^^^ help: consider using `_title_to_id` instead
Dec 06 05:33:32.920 INFO [stderr]     |
Dec 06 05:33:32.920 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 06 05:33:32.920 INFO [stderr] 
Dec 06 05:33:39.617 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
Dec 06 05:33:39.637 INFO [stderr] su: No module specific data is present
Dec 06 05:33:41.100 INFO running `"docker" "inspect" "fd678181b82a50be2f0078d1bd572044911eccd72dee43352e46f21199d1812a"`
Dec 06 05:33:41.366 INFO running `"docker" "rm" "-f" "fd678181b82a50be2f0078d1bd572044911eccd72dee43352e46f21199d1812a"`
Dec 06 05:33:41.752 INFO [stdout] fd678181b82a50be2f0078d1bd572044911eccd72dee43352e46f21199d1812a
Dec 06 05:33:41.760 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-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 06 05:33:42.246 INFO [stdout] 6be591c8df7f6f58c14270e58d5cf0941f05eb8fa7a6b0c9978af04d80c009f2
Dec 06 05:33:42.248 INFO running `"docker" "start" "-a" "6be591c8df7f6f58c14270e58d5cf0941f05eb8fa7a6b0c9978af04d80c009f2"`
Dec 06 05:33:44.479 INFO [stderr] usermod: no changes
Dec 06 05:33:44.841 INFO [stderr]    Compiling goodbooks-recommender v0.1.0 (/source)
Dec 06 05:33:49.524 INFO [stderr] warning: unused variable: `title_to_id`
Dec 06 05:33:49.536 INFO [stderr]    --> src/main.rs:226:10
Dec 06 05:33:49.536 INFO [stderr]     |
Dec 06 05:33:49.536 INFO [stderr] 226 |          title_to_id) = deserialize_books(books_path).unwrap();
Dec 06 05:33:49.536 INFO [stderr]     |          ^^^^^^^^^^^ help: consider using `_title_to_id` instead
Dec 06 05:33:49.536 INFO [stderr]     |
Dec 06 05:33:49.536 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 06 05:33:49.536 INFO [stderr] 
Dec 06 05:33:50.128 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.63s
Dec 06 05:33:50.177 INFO [stderr] su: No module specific data is present
Dec 06 05:33:51.533 INFO running `"docker" "inspect" "6be591c8df7f6f58c14270e58d5cf0941f05eb8fa7a6b0c9978af04d80c009f2"`
Dec 06 05:33:51.806 INFO running `"docker" "rm" "-f" "6be591c8df7f6f58c14270e58d5cf0941f05eb8fa7a6b0c9978af04d80c009f2"`
Dec 06 05:33:52.164 INFO [stdout] 6be591c8df7f6f58c14270e58d5cf0941f05eb8fa7a6b0c9978af04d80c009f2
Dec 06 05:33:52.170 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-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 06 05:33:52.703 INFO [stdout] 3fe7422fb3bf0b924cbd9fb9f12a8bff937ff1f03edd1b260c8933d9bd0db91b
Dec 06 05:33:52.705 INFO running `"docker" "start" "-a" "3fe7422fb3bf0b924cbd9fb9f12a8bff937ff1f03edd1b260c8933d9bd0db91b"`
Dec 06 05:33:54.724 INFO [stderr] usermod: no changes
Dec 06 05:33:55.000 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
Dec 06 05:33:55.004 INFO [stderr]      Running /target/debug/deps/goodbooks_recommender-7fcbbd5744bfff91
Dec 06 05:33:55.024 INFO [stdout] 
Dec 06 05:33:55.024 INFO [stdout] running 0 tests
Dec 06 05:33:55.024 INFO [stdout] 
Dec 06 05:33:55.024 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 05:33:55.024 INFO [stdout] 
Dec 06 05:33:55.025 INFO [stderr] su: No module specific data is present
Dec 06 05:33:56.345 INFO running `"docker" "inspect" "3fe7422fb3bf0b924cbd9fb9f12a8bff937ff1f03edd1b260c8933d9bd0db91b"`
Dec 06 05:33:56.662 INFO running `"docker" "rm" "-f" "3fe7422fb3bf0b924cbd9fb9f12a8bff937ff1f03edd1b260c8933d9bd0db91b"`
Dec 06 05:33:56.916 INFO [stdout] 3fe7422fb3bf0b924cbd9fb9f12a8bff937ff1f03edd1b260c8933d9bd0db91b