[INFO] crate oozie 0.1.2 is already in cache
[INFO] extracting crate oozie 0.1.2 into work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/oozie/0.1.2
[INFO] extracting crate oozie 0.1.2 into work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/oozie/0.1.2
[INFO] validating manifest of oozie-0.1.2 on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of oozie-0.1.2 on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing oozie-0.1.2
[INFO] finished frobbing oozie-0.1.2
[INFO] frobbed toml for oozie-0.1.2 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/oozie/0.1.2/Cargo.toml
[INFO] started frobbing oozie-0.1.2
[INFO] finished frobbing oozie-0.1.2
[INFO] frobbed toml for oozie-0.1.2 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/oozie/0.1.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking oozie-0.1.2 against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-1/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/oozie/0.1.2:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b72b332f3d7ae2aa959c5450f6a47a42c0421efd07a57439fee4a10e977c7424
[INFO] running `"docker" "start" "-a" "b72b332f3d7ae2aa959c5450f6a47a42c0421efd07a57439fee4a10e977c7424"`
[INFO] [stderr]     Checking oozie v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/recommender.rs:383:9
[INFO] [stderr]     |
[INFO] [stderr] 383 | /         /// Predicts the rating for an user and item averaging the ratings of the
[INFO] [stderr] 384 | |         /// k items most similar to the item rated by the user.
[INFO] [stderr]     | |_______________________________________________________________^
[INFO] [stderr] 385 |           let mut total_sim: f64 = 0.0;
[INFO] [stderr]     |           ----------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/recommender.rs:383:9
[INFO] [stderr]     |
[INFO] [stderr] 383 | /         /// Predicts the rating for an user and item averaging the ratings of the
[INFO] [stderr] 384 | |         /// k items most similar to the item rated by the user.
[INFO] [stderr]     | |_______________________________________________________________^
[INFO] [stderr] 385 |           let mut total_sim: f64 = 0.0;
[INFO] [stderr]     |           ----------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
[INFO] [stderr]  --> benches/oozie.rs:7:24
[INFO] [stderr]   |
[INFO] [stderr] 7 | use rand::{thread_rng, sample};
[INFO] [stderr]   |                        ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
[INFO] [stderr]   --> benches/oozie.rs:22:40
[INFO] [stderr]    |
[INFO] [stderr] 22 |         data_handler.get_user_ratings(*sample(&mut rng, &user_ids, 1)[0])
[INFO] [stderr]    |                                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
[INFO] [stderr]   --> benches/oozie.rs:34:40
[INFO] [stderr]    |
[INFO] [stderr] 34 |         data_handler.get_item_ratings(*sample(&mut rng, &item_ids, 1)[0])
[INFO] [stderr]    |                                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
[INFO] [stderr]   --> benches/oozie.rs:49:24
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let user_id = *sample(&mut rng, &user_ids, 1)[0];
[INFO] [stderr]    |                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
[INFO] [stderr]   --> benches/oozie.rs:50:24
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let item_id = *sample(&mut rng, &item_ids, 1)[0];
[INFO] [stderr]    |                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
[INFO] [stderr]   --> benches/oozie.rs:66:24
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let user_id = *sample(&mut rng, &user_ids, 1)[0];
[INFO] [stderr]    |                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
[INFO] [stderr]   --> benches/oozie.rs:67:24
[INFO] [stderr]    |
[INFO] [stderr] 67 |         let item_id = *sample(&mut rng, &item_ids, 1)[0];
[INFO] [stderr]    |                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
[INFO] [stderr]   --> benches/oozie.rs:83:24
[INFO] [stderr]    |
[INFO] [stderr] 83 |         let user_id = *sample(&mut rng, &user_ids, 1)[0];
[INFO] [stderr]    |                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
[INFO] [stderr]   --> benches/oozie.rs:84:24
[INFO] [stderr]    |
[INFO] [stderr] 84 |         let item_id = *sample(&mut rng, &item_ids, 1)[0];
[INFO] [stderr]    |                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
[INFO] [stderr]    --> benches/oozie.rs:100:24
[INFO] [stderr]     |
[INFO] [stderr] 100 |         let user_id = *sample(&mut rng, &user_ids, 1)[0];
[INFO] [stderr]     |                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
[INFO] [stderr]    --> benches/oozie.rs:101:24
[INFO] [stderr]     |
[INFO] [stderr] 101 |         let item_id = *sample(&mut rng, &item_ids, 1)[0];
[INFO] [stderr]     |                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
[INFO] [stderr]    --> benches/oozie.rs:117:24
[INFO] [stderr]     |
[INFO] [stderr] 117 |         let user_id = *sample(&mut rng, &user_ids, 1)[0];
[INFO] [stderr]     |                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
[INFO] [stderr]    --> benches/oozie.rs:133:24
[INFO] [stderr]     |
[INFO] [stderr] 133 |         let user_id = *sample(&mut rng, &user_ids, 1)[0];
[INFO] [stderr]     |                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `"docker" "inspect" "b72b332f3d7ae2aa959c5450f6a47a42c0421efd07a57439fee4a10e977c7424"`
[INFO] running `"docker" "rm" "-f" "b72b332f3d7ae2aa959c5450f6a47a42c0421efd07a57439fee4a10e977c7424"`
[INFO] [stdout] b72b332f3d7ae2aa959c5450f6a47a42c0421efd07a57439fee4a10e977c7424