[INFO] cloning repository https://github.com/masamonoke/recommender
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/masamonoke/recommender" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasamonoke%2Frecommender", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasamonoke%2Frecommender'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 08a895f90f6d447c51643a67901a2b9d1419c9b6
[INFO] testing masamonoke/recommender against beta-2025-10-28 for beta-1.92-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasamonoke%2Frecommender" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/masamonoke/recommender
[INFO] finished tweaking git repo https://github.com/masamonoke/recommender
[INFO] tweaked toml for git repo https://github.com/masamonoke/recommender written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/masamonoke/recommender on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/masamonoke/recommender already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]    Compiling redis v0.23.0
[INFO] [stderr]    Compiling recommender-backend v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `ChartedLog` is never constructed
[INFO] [stdout]   --> src/model/evidence.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct ChartedLog {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `user_id` and `body` are never read
[INFO] [stdout]   --> src/auth/jwt.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct JwtToken {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 15 |     pub user_id: i32,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 16 |     pub created_date: i32, 
[INFO] [stdout] 17 |     pub body: String
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/main.rs:27:60
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 let req_url = String::from(req.uri().path().clone());
[INFO] [stdout]    |                                                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&BigDecimal` instead of cloning the inner type
[INFO] [stdout]    --> src/service/recommender.rs:153:19
[INFO] [stdout]     |
[INFO] [stdout] 153 |         .map(|v| v.clone())
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&std::string::String` instead of cloning the inner type
[INFO] [stdout]    --> src/service/recommender.rs:156:106
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let candidate_movies = get_similarities_from_movie_id_targets(connection, movies_map.keys().map(|k| k.clone().to_owned()).collect());
[INFO] [stdout]     |                                                                                                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 28s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.21.7, redis v0.23.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "47b6d92909c02fc1291d513dbb3ef639a408b206c78afdcdb0fceb4d01b8c510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47b6d92909c02fc1291d513dbb3ef639a408b206c78afdcdb0fceb4d01b8c510", kill_on_drop: false }`
[INFO] [stdout] 47b6d92909c02fc1291d513dbb3ef639a408b206c78afdcdb0fceb4d01b8c510
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4a40dbf5f27a0ceb246eea87be9dc566e65293ffdfa126da9215fc412331b62
[INFO] running `Command { std: "docker" "start" "-a" "e4a40dbf5f27a0ceb246eea87be9dc566e65293ffdfa126da9215fc412331b62", kill_on_drop: false }`
[INFO] [stderr]    Compiling recommender-backend v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `ChartedLog` is never constructed
[INFO] [stdout]   --> src/model/evidence.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct ChartedLog {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `user_id` and `body` are never read
[INFO] [stdout]   --> src/auth/jwt.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct JwtToken {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 15 |     pub user_id: i32,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 16 |     pub created_date: i32, 
[INFO] [stdout] 17 |     pub body: String
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/main.rs:27:60
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 let req_url = String::from(req.uri().path().clone());
[INFO] [stdout]    |                                                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&BigDecimal` instead of cloning the inner type
[INFO] [stdout]    --> src/service/recommender.rs:153:19
[INFO] [stdout]     |
[INFO] [stdout] 153 |         .map(|v| v.clone())
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&std::string::String` instead of cloning the inner type
[INFO] [stdout]    --> src/service/recommender.rs:156:106
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let candidate_movies = get_similarities_from_movie_id_targets(connection, movies_map.keys().map(|k| k.clone().to_owned()).collect());
[INFO] [stdout]     |                                                                                                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.68s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.21.7, redis v0.23.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "e4a40dbf5f27a0ceb246eea87be9dc566e65293ffdfa126da9215fc412331b62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4a40dbf5f27a0ceb246eea87be9dc566e65293ffdfa126da9215fc412331b62", kill_on_drop: false }`
[INFO] [stdout] e4a40dbf5f27a0ceb246eea87be9dc566e65293ffdfa126da9215fc412331b62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e0eb4ea8f2a501f23bd8d136b4dc4f984f6cb5bbe596576343a60b620ff3c072
[INFO] running `Command { std: "docker" "start" "-a" "e0eb4ea8f2a501f23bd8d136b4dc4f984f6cb5bbe596576343a60b620ff3c072", kill_on_drop: false }`
[INFO] [stderr] warning: struct `ChartedLog` is never constructed
[INFO] [stderr]   --> src/model/evidence.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub struct ChartedLog {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `user_id` and `body` are never read
[INFO] [stderr]   --> src/auth/jwt.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct JwtToken {
[INFO] [stderr]    |            -------- fields in this struct
[INFO] [stderr] 15 |     pub user_id: i32,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 16 |     pub created_date: i32, 
[INFO] [stderr] 17 |     pub body: String
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/main.rs:27:60
[INFO] [stderr]    |
[INFO] [stderr] 27 |                 let req_url = String::from(req.uri().path().clone());
[INFO] [stderr]    |                                                            ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&BigDecimal` instead of cloning the inner type
[INFO] [stderr]    --> src/service/recommender.rs:153:19
[INFO] [stderr]     |
[INFO] [stderr] 153 |         .map(|v| v.clone())
[INFO] [stderr]     |                   ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&std::string::String` instead of cloning the inner type
[INFO] [stderr]    --> src/service/recommender.rs:156:106
[INFO] [stderr]     |
[INFO] [stderr] 156 |     let candidate_movies = get_similarities_from_movie_id_targets(connection, movies_map.keys().map(|k| k.clone().to_owned()).collect());
[INFO] [stderr]     |                                                                                                          ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `recommender-backend` (bin "recommender-backend" test) generated 5 warnings (run `cargo fix --bin "recommender-backend" -p recommender-backend --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.21.7, redis v0.23.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/recommender_backend-aa7157fe0f69881b)
[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" "e0eb4ea8f2a501f23bd8d136b4dc4f984f6cb5bbe596576343a60b620ff3c072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0eb4ea8f2a501f23bd8d136b4dc4f984f6cb5bbe596576343a60b620ff3c072", kill_on_drop: false }`
[INFO] [stdout] e0eb4ea8f2a501f23bd8d136b4dc4f984f6cb5bbe596576343a60b620ff3c072