Nov 17 08:12:34.711 INFO testing bgmarx/recommender against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 08:12:34.711 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 08:12:35.335 INFO [stdout] 4099e3348d3bb43ddcea4ce168292f4fd76491e35d867b43fe502db48c98529d
Nov 17 08:12:35.356 INFO running `"docker" "start" "-a" "4099e3348d3bb43ddcea4ce168292f4fd76491e35d867b43fe502db48c98529d"`
Nov 17 08:12:36.478 INFO [stderr] usermod: no changes
Nov 17 08:12:36.855 INFO [stderr]    Compiling serde v1.0.70
Nov 17 08:12:36.855 INFO [stderr]    Compiling ndarray v0.11.2
Nov 17 08:12:36.860 INFO [stderr]    Compiling memchr v2.0.1
Nov 17 08:12:36.861 INFO [stderr]    Compiling want v0.0.4
Nov 17 08:12:36.861 INFO [stderr]    Compiling mio v0.6.15
Nov 17 08:12:36.861 INFO [stderr]    Compiling uuid v0.6.5
Nov 17 08:12:36.861 INFO [stderr]    Compiling tokio-io v0.1.7
Nov 17 08:12:36.887 INFO [stderr]    Compiling tokio-threadpool v0.1.5
Nov 17 08:12:39.429 INFO [stderr]    Compiling hibitset v0.5.1
Nov 17 08:12:41.287 INFO [stderr]    Compiling csv-core v0.1.4
Nov 17 08:12:41.303 INFO [stderr]    Compiling mime_guess v2.0.0-alpha.6
Nov 17 08:12:48.803 INFO [stderr]    Compiling tokio-codec v0.1.0
Nov 17 08:12:52.556 INFO [stderr]    Compiling tokio-reactor v0.1.2
Nov 17 08:12:55.536 INFO [stderr]    Compiling tokio-fs v0.1.2
Nov 17 08:12:58.832 INFO [stderr]    Compiling tokio-udp v0.1.1
Nov 17 08:12:58.834 INFO [stderr]    Compiling tokio-tcp v0.1.0
Nov 17 08:13:02.729 INFO [stderr]    Compiling tokio v0.1.7
Nov 17 08:13:08.461 INFO [stderr]    Compiling tokio-core v0.1.17
Nov 17 08:13:14.640 INFO [stderr]    Compiling hyper v0.11.27
Nov 17 08:13:14.640 INFO [stderr]    Compiling tokio-tls v0.1.4
Nov 17 08:13:20.159 INFO [stderr]    Compiling rand_core v0.2.1
Nov 17 08:13:20.159 INFO [stderr]    Compiling serde_json v1.0.24
Nov 17 08:13:20.159 INFO [stderr]    Compiling serde_urlencoded v0.5.2
Nov 17 08:13:20.159 INFO [stderr]    Compiling smallvec v0.5.1
Nov 17 08:13:20.159 INFO [stderr]    Compiling csv v1.0.0
Nov 17 08:13:20.159 INFO [stderr]    Compiling bincode v0.9.2
Nov 17 08:13:23.475 INFO [stderr]    Compiling rand v0.5.4
Nov 17 08:13:31.763 INFO [stderr]    Compiling hyper-tls v0.1.4
Nov 17 08:13:34.899 INFO [stderr]    Compiling reqwest v0.8.7
Nov 17 08:13:37.115 INFO [stderr]    Compiling wyrm v0.9.1
Nov 17 08:13:46.457 INFO [stderr]    Compiling sbr v0.4.0
Nov 17 08:13:57.227 INFO [stderr]    Compiling goodbooks-recommender v0.1.0 (/source)
Nov 17 08:14:00.596 INFO [stderr] warning: unused variable: `title_to_id`
Nov 17 08:14:00.596 INFO [stderr]    --> src/main.rs:226:10
Nov 17 08:14:00.596 INFO [stderr]     |
Nov 17 08:14:00.596 INFO [stderr] 226 |          title_to_id) = deserialize_books(books_path).unwrap();
Nov 17 08:14:00.596 INFO [stderr]     |          ^^^^^^^^^^^ help: consider using `_title_to_id` instead
Nov 17 08:14:00.596 INFO [stderr]     |
Nov 17 08:14:00.596 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 17 08:14:00.596 INFO [stderr] 
Nov 17 08:14:06.369 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 29s
Nov 17 08:14:06.395 INFO [stderr] su: No module specific data is present
Nov 17 08:14:07.064 INFO running `"docker" "inspect" "4099e3348d3bb43ddcea4ce168292f4fd76491e35d867b43fe502db48c98529d"`
Nov 17 08:14:07.433 INFO running `"docker" "rm" "-f" "4099e3348d3bb43ddcea4ce168292f4fd76491e35d867b43fe502db48c98529d"`
Nov 17 08:14:07.683 INFO [stdout] 4099e3348d3bb43ddcea4ce168292f4fd76491e35d867b43fe502db48c98529d
Nov 17 08:14:07.691 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 08:14:08.188 INFO [stdout] 1e9d2f144f2f1f82f03f2b36a3b959b8890e6ff0d87e9fb289d92c64537705bd
Nov 17 08:14:08.192 INFO running `"docker" "start" "-a" "1e9d2f144f2f1f82f03f2b36a3b959b8890e6ff0d87e9fb289d92c64537705bd"`
Nov 17 08:14:09.674 INFO [stderr] usermod: no changes
Nov 17 08:14:10.075 INFO [stderr]    Compiling goodbooks-recommender v0.1.0 (/source)
Nov 17 08:14:14.491 INFO [stderr] warning: unused variable: `title_to_id`
Nov 17 08:14:14.491 INFO [stderr]    --> src/main.rs:226:10
Nov 17 08:14:14.491 INFO [stderr]     |
Nov 17 08:14:14.491 INFO [stderr] 226 |          title_to_id) = deserialize_books(books_path).unwrap();
Nov 17 08:14:14.491 INFO [stderr]     |          ^^^^^^^^^^^ help: consider using `_title_to_id` instead
Nov 17 08:14:14.491 INFO [stderr]     |
Nov 17 08:14:14.491 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 17 08:14:14.491 INFO [stderr] 
Nov 17 08:14:15.020 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.30s
Nov 17 08:14:15.034 INFO [stderr] su: No module specific data is present
Nov 17 08:14:15.955 INFO running `"docker" "inspect" "1e9d2f144f2f1f82f03f2b36a3b959b8890e6ff0d87e9fb289d92c64537705bd"`
Nov 17 08:14:16.359 INFO running `"docker" "rm" "-f" "1e9d2f144f2f1f82f03f2b36a3b959b8890e6ff0d87e9fb289d92c64537705bd"`
Nov 17 08:14:16.635 INFO [stdout] 1e9d2f144f2f1f82f03f2b36a3b959b8890e6ff0d87e9fb289d92c64537705bd
Nov 17 08:14:16.637 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 08:14:17.153 INFO [stdout] 4f27a9b37684922669e9f4c1acd7e74af4d84a8cda50fd3467b80407bbd2399e
Nov 17 08:14:17.155 INFO running `"docker" "start" "-a" "4f27a9b37684922669e9f4c1acd7e74af4d84a8cda50fd3467b80407bbd2399e"`
Nov 17 08:14:19.720 INFO [stderr] usermod: no changes
Nov 17 08:14:20.047 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
Nov 17 08:14:20.071 INFO [stderr]      Running /target/debug/deps/goodbooks_recommender-2b65801abff99fe4
Nov 17 08:14:20.071 INFO [stdout] 
Nov 17 08:14:20.071 INFO [stdout] running 0 tests
Nov 17 08:14:20.071 INFO [stdout] 
Nov 17 08:14:20.071 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 08:14:20.071 INFO [stdout] 
Nov 17 08:14:20.071 INFO [stderr] su: No module specific data is present
Nov 17 08:14:21.042 INFO running `"docker" "inspect" "4f27a9b37684922669e9f4c1acd7e74af4d84a8cda50fd3467b80407bbd2399e"`
Nov 17 08:14:21.302 INFO running `"docker" "rm" "-f" "4f27a9b37684922669e9f4c1acd7e74af4d84a8cda50fd3467b80407bbd2399e"`
Nov 17 08:14:21.772 INFO [stdout] 4f27a9b37684922669e9f4c1acd7e74af4d84a8cda50fd3467b80407bbd2399e