[INFO] fetching crate oozie 0.1.2...
[INFO] testing oozie-0.1.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate oozie 0.1.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate oozie 0.1.2
[INFO] finished tweaking crates.io crate oozie 0.1.2
[INFO] tweaked toml for crates.io crate oozie 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate oozie 0.1.2 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding csv v0.15.0 (available: v1.4.0)
[INFO] [stderr]       Adding rand v0.3.23 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded csv v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c71d2384e38dba38eebb39429a41cb4864d92373f28a0adc04140658b4d1a0ee
[INFO] running `Command { std: "docker" "start" "-a" "c71d2384e38dba38eebb39429a41cb4864d92373f28a0adc04140658b4d1a0ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c71d2384e38dba38eebb39429a41cb4864d92373f28a0adc04140658b4d1a0ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c71d2384e38dba38eebb39429a41cb4864d92373f28a0adc04140658b4d1a0ee", kill_on_drop: false }`
[INFO] [stdout] c71d2384e38dba38eebb39429a41cb4864d92373f28a0adc04140658b4d1a0ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 602ec8860d7d2be5726d2a1ab08887bbf785cd0dfb033fdb87026232e84c9345
[INFO] running `Command { std: "docker" "start" "-a" "602ec8860d7d2be5726d2a1ab08887bbf785cd0dfb033fdb87026232e84c9345", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling csv v0.15.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling oozie v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/recommender.rs:383:9
[INFO] [stdout]     |
[INFO] [stdout] 383 | /         /// Predicts the rating for an user and item averaging the ratings of the
[INFO] [stdout] 384 | |         /// k items most similar to the item rated by the user.
[INFO] [stdout]     | |_______________________________________________________________^
[INFO] [stdout] 385 |           let mut total_sim: f64 = 0.0;
[INFO] [stdout]     |           ----------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/recommender.rs:28:30
[INFO] [stdout]    |
[INFO] [stdout] 28 | ...ndler: &mut D, threshold: f64, similarity: fn(&HashMap<ID, f64>, &HashMap<ID, f64>, usize) -> f64) -> BasicUserRecommender<D> {
[INFO] [stdout]    |           ^^^^^^ the lifetime is elided here                                                             ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(data_handler: &mut D, threshold: f64, similarity: fn(&HashMap<ID, f64>, &HashMap<ID, f64>, usize) -> f64) -> BasicUserRecommender<'_, D> {
[INFO] [stdout]    |                                                                                                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/recommender.rs:128:30
[INFO] [stdout]     |
[INFO] [stdout] 128 | ...r: &mut D, threshold: f64, similarity: fn(&HashMap<usize, f64>, &HashMap<usize, f64>, usize) -> f64) -> BasicItemRecommender<D> {
[INFO] [stdout]     |       ^^^^^^ the lifetime is elided here                                                                   ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 128 |     pub fn new(data_handler: &mut D, threshold: f64, similarity: fn(&HashMap<usize, f64>, &HashMap<usize, f64>, usize) -> f64) -> BasicItemRecommender<'_, D> {
[INFO] [stdout]     |                                                                                                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/recommender.rs:228:30
[INFO] [stdout]     |
[INFO] [stdout] 228 | ...handler: &mut D, k: usize, similarity: fn(&HashMap<ID, f64>, &HashMap<ID, f64>, usize) -> f64) -> KNNUserRecommender<D> {
[INFO] [stdout]     |             ^^^^^^ the lifetime is elided here                                                       ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 228 |     pub fn new(data_handler: &mut D, k: usize, similarity: fn(&HashMap<ID, f64>, &HashMap<ID, f64>, usize) -> f64) -> KNNUserRecommender<'_, D> {
[INFO] [stdout]     |                                                                                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/recommender.rs:337:30
[INFO] [stdout]     |
[INFO] [stdout] 337 | ...ndler: &mut D, k: usize, similarity: fn(&HashMap<usize, f64>, &HashMap<usize, f64>, usize) -> f64) -> KNNItemRecommender<D> {
[INFO] [stdout]     |           ^^^^^^ the lifetime is elided here                                                             ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 337 |     pub fn new(data_handler: &mut D, k: usize, similarity: fn(&HashMap<usize, f64>, &HashMap<usize, f64>, usize) -> f64) -> KNNItemRecommender<'_, D> {
[INFO] [stdout]     |                                                                                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.07s
[INFO] running `Command { std: "docker" "inspect" "602ec8860d7d2be5726d2a1ab08887bbf785cd0dfb033fdb87026232e84c9345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "602ec8860d7d2be5726d2a1ab08887bbf785cd0dfb033fdb87026232e84c9345", kill_on_drop: false }`
[INFO] [stdout] 602ec8860d7d2be5726d2a1ab08887bbf785cd0dfb033fdb87026232e84c9345
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4953b2d846db8abb1388f5d731b5bc396885fec205833054b85686dfc64f9c7
[INFO] running `Command { std: "docker" "start" "-a" "e4953b2d846db8abb1388f5d731b5bc396885fec205833054b85686dfc64f9c7", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/recommender.rs:383:9
[INFO] [stdout]     |
[INFO] [stdout] 383 | /         /// Predicts the rating for an user and item averaging the ratings of the
[INFO] [stdout] 384 | |         /// k items most similar to the item rated by the user.
[INFO] [stdout]     | |_______________________________________________________________^
[INFO] [stdout] 385 |           let mut total_sim: f64 = 0.0;
[INFO] [stdout]     |           ----------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/recommender.rs:28:30
[INFO] [stdout]    |
[INFO] [stdout] 28 | ...ndler: &mut D, threshold: f64, similarity: fn(&HashMap<ID, f64>, &HashMap<ID, f64>, usize) -> f64) -> BasicUserRecommender<D> {
[INFO] [stdout]    |           ^^^^^^ the lifetime is elided here                                                             ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(data_handler: &mut D, threshold: f64, similarity: fn(&HashMap<ID, f64>, &HashMap<ID, f64>, usize) -> f64) -> BasicUserRecommender<'_, D> {
[INFO] [stdout]    |                                                                                                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/recommender.rs:128:30
[INFO] [stdout]     |
[INFO] [stdout] 128 | ...r: &mut D, threshold: f64, similarity: fn(&HashMap<usize, f64>, &HashMap<usize, f64>, usize) -> f64) -> BasicItemRecommender<D> {
[INFO] [stdout]     |       ^^^^^^ the lifetime is elided here                                                                   ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 128 |     pub fn new(data_handler: &mut D, threshold: f64, similarity: fn(&HashMap<usize, f64>, &HashMap<usize, f64>, usize) -> f64) -> BasicItemRecommender<'_, D> {
[INFO] [stdout]     |                                                                                                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/recommender.rs:228:30
[INFO] [stdout]     |
[INFO] [stdout] 228 | ...handler: &mut D, k: usize, similarity: fn(&HashMap<ID, f64>, &HashMap<ID, f64>, usize) -> f64) -> KNNUserRecommender<D> {
[INFO] [stdout]     |             ^^^^^^ the lifetime is elided here                                                       ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 228 |     pub fn new(data_handler: &mut D, k: usize, similarity: fn(&HashMap<ID, f64>, &HashMap<ID, f64>, usize) -> f64) -> KNNUserRecommender<'_, D> {
[INFO] [stdout]     |                                                                                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling oozie v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/recommender.rs:337:30
[INFO] [stdout]     |
[INFO] [stdout] 337 | ...ndler: &mut D, k: usize, similarity: fn(&HashMap<usize, f64>, &HashMap<usize, f64>, usize) -> f64) -> KNNItemRecommender<D> {
[INFO] [stdout]     |           ^^^^^^ the lifetime is elided here                                                             ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 337 |     pub fn new(data_handler: &mut D, k: usize, similarity: fn(&HashMap<usize, f64>, &HashMap<usize, f64>, usize) -> f64) -> KNNItemRecommender<'_, D> {
[INFO] [stdout]     |                                                                                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/recommender.rs:383:9
[INFO] [stdout]     |
[INFO] [stdout] 383 | /         /// Predicts the rating for an user and item averaging the ratings of the
[INFO] [stdout] 384 | |         /// k items most similar to the item rated by the user.
[INFO] [stdout]     | |_______________________________________________________________^
[INFO] [stdout] 385 |           let mut total_sim: f64 = 0.0;
[INFO] [stdout]     |           ----------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/recommender.rs:28:30
[INFO] [stdout]    |
[INFO] [stdout] 28 | ...ndler: &mut D, threshold: f64, similarity: fn(&HashMap<ID, f64>, &HashMap<ID, f64>, usize) -> f64) -> BasicUserRecommender<D> {
[INFO] [stdout]    |           ^^^^^^ the lifetime is elided here                                                             ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(data_handler: &mut D, threshold: f64, similarity: fn(&HashMap<ID, f64>, &HashMap<ID, f64>, usize) -> f64) -> BasicUserRecommender<'_, D> {
[INFO] [stdout]    |                                                                                                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/recommender.rs:128:30
[INFO] [stdout]     |
[INFO] [stdout] 128 | ...r: &mut D, threshold: f64, similarity: fn(&HashMap<usize, f64>, &HashMap<usize, f64>, usize) -> f64) -> BasicItemRecommender<D> {
[INFO] [stdout]     |       ^^^^^^ the lifetime is elided here                                                                   ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 128 |     pub fn new(data_handler: &mut D, threshold: f64, similarity: fn(&HashMap<usize, f64>, &HashMap<usize, f64>, usize) -> f64) -> BasicItemRecommender<'_, D> {
[INFO] [stdout]     |                                                                                                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/recommender.rs:228:30
[INFO] [stdout]     |
[INFO] [stdout] 228 | ...handler: &mut D, k: usize, similarity: fn(&HashMap<ID, f64>, &HashMap<ID, f64>, usize) -> f64) -> KNNUserRecommender<D> {
[INFO] [stdout]     |             ^^^^^^ the lifetime is elided here                                                       ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 228 |     pub fn new(data_handler: &mut D, k: usize, similarity: fn(&HashMap<ID, f64>, &HashMap<ID, f64>, usize) -> f64) -> KNNUserRecommender<'_, D> {
[INFO] [stdout]     |                                                                                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/recommender.rs:337:30
[INFO] [stdout]     |
[INFO] [stdout] 337 | ...ndler: &mut D, k: usize, similarity: fn(&HashMap<usize, f64>, &HashMap<usize, f64>, usize) -> f64) -> KNNItemRecommender<D> {
[INFO] [stdout]     |           ^^^^^^ the lifetime is elided here                                                             ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 337 |     pub fn new(data_handler: &mut D, k: usize, similarity: fn(&HashMap<usize, f64>, &HashMap<usize, f64>, usize) -> f64) -> KNNItemRecommender<'_, D> {
[INFO] [stdout]     |                                                                                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "e4953b2d846db8abb1388f5d731b5bc396885fec205833054b85686dfc64f9c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4953b2d846db8abb1388f5d731b5bc396885fec205833054b85686dfc64f9c7", kill_on_drop: false }`
[INFO] [stdout] e4953b2d846db8abb1388f5d731b5bc396885fec205833054b85686dfc64f9c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a8639a54c7caf6e2f244dfd0aeadb895750934b9f3b2220d65d3a66d91d36487
[INFO] running `Command { std: "docker" "start" "-a" "a8639a54c7caf6e2f244dfd0aeadb895750934b9f3b2220d65d3a66d91d36487", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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]     = help: use `//` for a plain comment
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/recommender.rs:28:30
[INFO] [stderr]    |
[INFO] [stderr] 28 | ...ndler: &mut D, threshold: f64, similarity: fn(&HashMap<ID, f64>, &HashMap<ID, f64>, usize) -> f64) -> BasicUserRecommender<D> {
[INFO] [stderr]    |           ^^^^^^ the lifetime is elided here                                                             ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn new(data_handler: &mut D, threshold: f64, similarity: fn(&HashMap<ID, f64>, &HashMap<ID, f64>, usize) -> f64) -> BasicUserRecommender<'_, D> {
[INFO] [stderr]    |                                                                                                                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/recommender.rs:128:30
[INFO] [stderr]     |
[INFO] [stderr] 128 | ...r: &mut D, threshold: f64, similarity: fn(&HashMap<usize, f64>, &HashMap<usize, f64>, usize) -> f64) -> BasicItemRecommender<D> {
[INFO] [stderr]     |       ^^^^^^ the lifetime is elided here                                                                   ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 128 |     pub fn new(data_handler: &mut D, threshold: f64, similarity: fn(&HashMap<usize, f64>, &HashMap<usize, f64>, usize) -> f64) -> BasicItemRecommender<'_, D> {
[INFO] [stderr]     |                                                                                                                                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/recommender.rs:228:30
[INFO] [stderr]     |
[INFO] [stderr] 228 | ...handler: &mut D, k: usize, similarity: fn(&HashMap<ID, f64>, &HashMap<ID, f64>, usize) -> f64) -> KNNUserRecommender<D> {
[INFO] [stderr]     |             ^^^^^^ the lifetime is elided here                                                       ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 228 |     pub fn new(data_handler: &mut D, k: usize, similarity: fn(&HashMap<ID, f64>, &HashMap<ID, f64>, usize) -> f64) -> KNNUserRecommender<'_, D> {
[INFO] [stderr]     |                                                                                                                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/recommender.rs:337:30
[INFO] [stderr]     |
[INFO] [stderr] 337 | ...ndler: &mut D, k: usize, similarity: fn(&HashMap<usize, f64>, &HashMap<usize, f64>, usize) -> f64) -> KNNItemRecommender<D> {
[INFO] [stderr]     |           ^^^^^^ the lifetime is elided here                                                             ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 337 |     pub fn new(data_handler: &mut D, k: usize, similarity: fn(&HashMap<usize, f64>, &HashMap<usize, f64>, usize) -> f64) -> KNNItemRecommender<'_, D> {
[INFO] [stderr]     |                                                                                                                                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: `oozie` (lib) generated 5 warnings (run `cargo fix --lib -p oozie` to apply 4 suggestions)
[INFO] [stderr] warning: `oozie` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/oozie-7ae0db0904eb54a7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests oozie
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a8639a54c7caf6e2f244dfd0aeadb895750934b9f3b2220d65d3a66d91d36487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8639a54c7caf6e2f244dfd0aeadb895750934b9f3b2220d65d3a66d91d36487", kill_on_drop: false }`
[INFO] [stdout] a8639a54c7caf6e2f244dfd0aeadb895750934b9f3b2220d65d3a66d91d36487
