[INFO] cloning repository https://github.com/martynaturczak/RustSolver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/martynaturczak/RustSolver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartynaturczak%2FRustSolver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartynaturczak%2FRustSolver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa6fb43f6b704f823230b0292e28d4334c65d68f
[INFO] testing martynaturczak/RustSolver against 1.98.0-beta.8+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartynaturczak%2FRustSolver" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/martynaturczak/RustSolver
[INFO] finished tweaking git repo https://github.com/martynaturczak/RustSolver
[INFO] tweaked toml for git repo https://github.com/martynaturczak/RustSolver written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/martynaturczak/RustSolver on toolchain 1.98.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/martynaturczak/RustSolver 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" "+1.98.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.213
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[INFO] [stderr]   Downloaded sysinfo v0.32.0
[INFO] [stderr]   Downloaded hyper v0.14.31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 087503e0cf3b7e61b0ae21baaa3cd1dd6dc942dc7a8e9252ed2026712435ddea
[INFO] running `Command { std: "docker" "start" "087503e0cf3b7e61b0ae21baaa3cd1dd6dc942dc7a8e9252ed2026712435ddea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "087503e0cf3b7e61b0ae21baaa3cd1dd6dc942dc7a8e9252ed2026712435ddea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "087503e0cf3b7e61b0ae21baaa3cd1dd6dc942dc7a8e9252ed2026712435ddea" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "087503e0cf3b7e61b0ae21baaa3cd1dd6dc942dc7a8e9252ed2026712435ddea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "087503e0cf3b7e61b0ae21baaa3cd1dd6dc942dc7a8e9252ed2026712435ddea" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling bytes v1.8.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling httparse v1.9.5
[INFO] [stderr]    Compiling cc v1.1.31
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling serde v1.0.213
[INFO] [stderr]    Compiling openssl v0.10.68
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[INFO] [stderr]    Compiling hashbrown v0.15.0
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[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]    Compiling rustversion v1.0.18
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.17
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling sync_wrapper v1.0.1
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling ipnet v2.10.1
[INFO] [stderr]    Compiling uuid v1.11.0
[INFO] [stderr]    Compiling sorting_rs v1.2.10
[INFO] [stderr]    Compiling openssl-sys v0.9.104
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling tower-http v0.6.1
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling http-body-util v0.1.2
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde_path_to_error v0.1.16
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling async-trait v0.1.83
[INFO] [stderr]    Compiling serde_derive v1.0.213
[INFO] [stderr]    Compiling tokio v1.41.0
[INFO] [stderr]    Compiling axum-core v0.4.5
[INFO] [stderr]    Compiling sysinfo v0.32.0
[INFO] [stderr]    Compiling tokio-util v0.7.12
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling hyper v1.5.0
[INFO] [stderr]    Compiling tower v0.5.1
[INFO] [stderr]    Compiling h2 v0.3.26
[INFO] [stderr]    Compiling hyper-util v0.1.9
[INFO] [stderr]    Compiling axum v0.7.7
[INFO] [stderr]    Compiling hyper v0.14.31
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling rust-sort-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/benchmark_service.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn merge_sort_decorator(mut arr: Vec<String>) {
[INFO] [stdout]   |                             ----^^^
[INFO] [stdout]   |                             |
[INFO] [stdout]   |                             help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/benchmark_service.rs:15:29
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn quick_sort_decorator(mut arr: Vec<String>) {
[INFO] [stdout]    |                             ----^^^
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/benchmark_service.rs:22:33
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn insertion_sort_decorator(mut arr: Vec<String>) {
[INFO] [stdout]    |                                 ----^^^
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/benchmark_service.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn heap_sort_decorator(mut arr: Vec<String>) {
[INFO] [stdout]    |                            ----^^^
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/benchmark_service.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut sorted_dataset = dataset.unsorted_dataset.clone();
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Json` that must be used
[INFO] [stdout]   --> src/handler.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Json(json_response);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let _ = Json(json_response);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]   --> src/benchmark_service.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let _ = arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]   --> src/benchmark_service.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let _ = arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]   --> src/benchmark_service.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let _ = arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]   --> src/benchmark_service.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let _ = arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "087503e0cf3b7e61b0ae21baaa3cd1dd6dc942dc7a8e9252ed2026712435ddea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "087503e0cf3b7e61b0ae21baaa3cd1dd6dc942dc7a8e9252ed2026712435ddea" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-sort-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/benchmark_service.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn merge_sort_decorator(mut arr: Vec<String>) {
[INFO] [stdout]   |                             ----^^^
[INFO] [stdout]   |                             |
[INFO] [stdout]   |                             help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/benchmark_service.rs:15:29
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn quick_sort_decorator(mut arr: Vec<String>) {
[INFO] [stdout]    |                             ----^^^
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/benchmark_service.rs:22:33
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn insertion_sort_decorator(mut arr: Vec<String>) {
[INFO] [stdout]    |                                 ----^^^
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/benchmark_service.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn heap_sort_decorator(mut arr: Vec<String>) {
[INFO] [stdout]    |                            ----^^^
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/benchmark_service.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut sorted_dataset = dataset.unsorted_dataset.clone();
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `axum::Json` that must be used
[INFO] [stdout]   --> src/handler.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Json(json_response);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let _ = Json(json_response);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]   --> src/benchmark_service.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let _ = arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]   --> src/benchmark_service.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let _ = arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]   --> src/benchmark_service.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let _ = arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]   --> src/benchmark_service.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let _ = arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "087503e0cf3b7e61b0ae21baaa3cd1dd6dc942dc7a8e9252ed2026712435ddea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "087503e0cf3b7e61b0ae21baaa3cd1dd6dc942dc7a8e9252ed2026712435ddea" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/benchmark_service.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn merge_sort_decorator(mut arr: Vec<String>) {
[INFO] [stderr]   |                             ----^^^
[INFO] [stderr]   |                             |
[INFO] [stderr]   |                             help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/benchmark_service.rs:15:29
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn quick_sort_decorator(mut arr: Vec<String>) {
[INFO] [stderr]    |                             ----^^^
[INFO] [stderr]    |                             |
[INFO] [stderr]    |                             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/benchmark_service.rs:22:33
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn insertion_sort_decorator(mut arr: Vec<String>) {
[INFO] [stderr]    |                                 ----^^^
[INFO] [stderr]    |                                 |
[INFO] [stderr]    |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/benchmark_service.rs:30:28
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn heap_sort_decorator(mut arr: Vec<String>) {
[INFO] [stderr]    |                            ----^^^
[INFO] [stderr]    |                            |
[INFO] [stderr]    |                            help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/benchmark_service.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |     let mut sorted_dataset = dataset.unsorted_dataset.clone();
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `axum::Json` that must be used
[INFO] [stderr]   --> src/handler.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     Json(json_response);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let _ = Json(json_response);
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `collect` that must be used
[INFO] [stderr]   --> src/benchmark_service.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |         arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 12 |         let _ = arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `collect` that must be used
[INFO] [stderr]   --> src/benchmark_service.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |         arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 19 |         let _ = arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `collect` that must be used
[INFO] [stderr]   --> src/benchmark_service.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |         arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let _ = arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `collect` that must be used
[INFO] [stderr]   --> src/benchmark_service.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |         arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let _ = arr_refs.into_iter().map(|s| s.to_string()).collect::<Vec<_>>();
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-sort-solver` (bin "rust-sort-solver" test) generated 10 warnings (run `cargo fix --bin "rust-sort-solver" -p rust-sort-solver --tests` to apply 5 suggestions)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/rust_sort_solver-f1807926a6e55142)
[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" "087503e0cf3b7e61b0ae21baaa3cd1dd6dc942dc7a8e9252ed2026712435ddea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "087503e0cf3b7e61b0ae21baaa3cd1dd6dc942dc7a8e9252ed2026712435ddea", kill_on_drop: false }`
[INFO] [stdout] 087503e0cf3b7e61b0ae21baaa3cd1dd6dc942dc7a8e9252ed2026712435ddea
