[INFO] cloning repository https://github.com/haoxalo321/LearnRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/haoxalo321/LearnRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaoxalo321%2FLearnRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaoxalo321%2FLearnRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b27dd40fe5ff648b78bcedeb617126db9b347ce
[INFO] testing haoxalo321/LearnRust against 1.97.0-beta.6 for beta-1.98-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaoxalo321%2FLearnRust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/haoxalo321/LearnRust
[INFO] finished tweaking git repo https://github.com/haoxalo321/LearnRust
[INFO] tweaked toml for git repo https://github.com/haoxalo321/LearnRust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/haoxalo321/LearnRust on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/haoxalo321/LearnRust 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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6f1c823d2d66c9ebe4f4ee35a9b9d2630d6cafca18cb404d4ccc972b5bd111e4
[INFO] running `Command { std: "docker" "start" "6f1c823d2d66c9ebe4f4ee35a9b9d2630d6cafca18cb404d4ccc972b5bd111e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f1c823d2d66c9ebe4f4ee35a9b9d2630d6cafca18cb404d4ccc972b5bd111e4", 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" "6f1c823d2d66c9ebe4f4ee35a9b9d2630d6cafca18cb404d4ccc972b5bd111e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f1c823d2d66c9ebe4f4ee35a9b9d2630d6cafca18cb404d4ccc972b5bd111e4", 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" "6f1c823d2d66c9ebe4f4ee35a9b9d2630d6cafca18cb404d4ccc972b5bd111e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-word-cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     let mut c = vec![0; u11];
[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/main.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |     let mut domP: &i32 = &mut x;
[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/main.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let mut dom: i32 = *domP;
[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/main.rs:274:9
[INFO] [stdout]     |
[INFO] [stdout] 274 |     let mut sinhvien_last = sinhvien_list.last();
[INFO] [stdout]     |         ----^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/main.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let (a, b, c) = tups2;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/main.rs:86:16
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let (a, b, c) = tups2;
[INFO] [stdout]    |                ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p23`
[INFO] [stdout]    --> src/main.rs:246:9
[INFO] [stdout]     |
[INFO] [stdout] 246 |     let p23: &u32 = &s45.unaligned;
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_p23`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sinhvien_last`
[INFO] [stdout]    --> src/main.rs:274:9
[INFO] [stdout]     |
[INFO] [stdout] 274 |     let mut sinhvien_last = sinhvien_list.last();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sinhvien_last`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `sinhvien_score_max_list` is never read
[INFO] [stdout]    --> src/main.rs:276:59
[INFO] [stdout]     |
[INFO] [stdout] 276 |     let mut sinhvien_score_max_list: Vec<&mut SinhVien> = Vec::new();
[INFO] [stdout]     |                                                           ^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 277 |
[INFO] [stdout] 278 |     sinhvien_score_max_list = select_list_sinhvien_diem_max(&mut sinhvien_list);
[INFO] [stdout]     |     ----------------------- `sinhvien_score_max_list` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `GoWC` and `PlayGame` are never constructed
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Human {
[INFO] [stdout]   |      ----- variants in this enum
[INFO] [stdout] 2 |     Eat,
[INFO] [stdout] 3 |     GoWC,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 4 |     PlayGame,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_file` is never used
[INFO] [stdout]    --> src/main.rs:355:4
[INFO] [stdout]     |
[INFO] [stdout] 355 | fn create_file() -> std::io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `domP` should have a snake case name
[INFO] [stdout]    --> src/main.rs:152:13
[INFO] [stdout]     |
[INFO] [stdout] 152 |     let mut domP: &i32 = &mut x;
[INFO] [stdout]     |             ^^^^ help: convert the identifier to snake case: `dom_p`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:258:5
[INFO] [stdout]     |
[INFO] [stdout] 258 |     read_file_self();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[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] 258 |     let _ = read_file_self();
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "6f1c823d2d66c9ebe4f4ee35a9b9d2630d6cafca18cb404d4ccc972b5bd111e4", 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" "6f1c823d2d66c9ebe4f4ee35a9b9d2630d6cafca18cb404d4ccc972b5bd111e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-word-cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     let mut c = vec![0; u11];
[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/main.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |     let mut domP: &i32 = &mut x;
[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/main.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let mut dom: i32 = *domP;
[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/main.rs:274:9
[INFO] [stdout]     |
[INFO] [stdout] 274 |     let mut sinhvien_last = sinhvien_list.last();
[INFO] [stdout]     |         ----^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/main.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let (a, b, c) = tups2;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/main.rs:86:16
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let (a, b, c) = tups2;
[INFO] [stdout]    |                ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p23`
[INFO] [stdout]    --> src/main.rs:246:9
[INFO] [stdout]     |
[INFO] [stdout] 246 |     let p23: &u32 = &s45.unaligned;
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_p23`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sinhvien_last`
[INFO] [stdout]    --> src/main.rs:274:9
[INFO] [stdout]     |
[INFO] [stdout] 274 |     let mut sinhvien_last = sinhvien_list.last();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sinhvien_last`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `sinhvien_score_max_list` is never read
[INFO] [stdout]    --> src/main.rs:276:59
[INFO] [stdout]     |
[INFO] [stdout] 276 |     let mut sinhvien_score_max_list: Vec<&mut SinhVien> = Vec::new();
[INFO] [stdout]     |                                                           ^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 277 |
[INFO] [stdout] 278 |     sinhvien_score_max_list = select_list_sinhvien_diem_max(&mut sinhvien_list);
[INFO] [stdout]     |     ----------------------- `sinhvien_score_max_list` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `GoWC` and `PlayGame` are never constructed
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Human {
[INFO] [stdout]   |      ----- variants in this enum
[INFO] [stdout] 2 |     Eat,
[INFO] [stdout] 3 |     GoWC,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 4 |     PlayGame,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_file` is never used
[INFO] [stdout]    --> src/main.rs:355:4
[INFO] [stdout]     |
[INFO] [stdout] 355 | fn create_file() -> std::io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `domP` should have a snake case name
[INFO] [stdout]    --> src/main.rs:152:13
[INFO] [stdout]     |
[INFO] [stdout] 152 |     let mut domP: &i32 = &mut x;
[INFO] [stdout]     |             ^^^^ help: convert the identifier to snake case: `dom_p`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:258:5
[INFO] [stdout]     |
[INFO] [stdout] 258 |     read_file_self();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[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] 258 |     let _ = read_file_self();
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "6f1c823d2d66c9ebe4f4ee35a9b9d2630d6cafca18cb404d4ccc972b5bd111e4", 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" "6f1c823d2d66c9ebe4f4ee35a9b9d2630d6cafca18cb404d4ccc972b5bd111e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:140:9
[INFO] [stderr]     |
[INFO] [stderr] 140 |     let mut c = vec![0; u11];
[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/main.rs:152:9
[INFO] [stderr]     |
[INFO] [stderr] 152 |     let mut domP: &i32 = &mut x;
[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/main.rs:154:9
[INFO] [stderr]     |
[INFO] [stderr] 154 |     let mut dom: i32 = *domP;
[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/main.rs:274:9
[INFO] [stderr]     |
[INFO] [stderr] 274 |     let mut sinhvien_last = sinhvien_list.last();
[INFO] [stderr]     |         ----^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]   --> src/main.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 |     let (a, b, c) = tups2;
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/main.rs:86:16
[INFO] [stderr]    |
[INFO] [stderr] 86 |     let (a, b, c) = tups2;
[INFO] [stderr]    |                ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p23`
[INFO] [stderr]    --> src/main.rs:246:9
[INFO] [stderr]     |
[INFO] [stderr] 246 |     let p23: &u32 = &s45.unaligned;
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_p23`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sinhvien_last`
[INFO] [stderr]    --> src/main.rs:274:9
[INFO] [stderr]     |
[INFO] [stderr] 274 |     let mut sinhvien_last = sinhvien_list.last();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sinhvien_last`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `sinhvien_score_max_list` is never read
[INFO] [stderr]    --> src/main.rs:276:59
[INFO] [stderr]     |
[INFO] [stderr] 276 |     let mut sinhvien_score_max_list: Vec<&mut SinhVien> = Vec::new();
[INFO] [stderr]     |                                                           ^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stderr] 277 |
[INFO] [stderr] 278 |     sinhvien_score_max_list = select_list_sinhvien_diem_max(&mut sinhvien_list);
[INFO] [stderr]     |     ----------------------- `sinhvien_score_max_list` is overwritten here before the previous value is read
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variants `GoWC` and `PlayGame` are never constructed
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | enum Human {
[INFO] [stderr]   |      ----- variants in this enum
[INFO] [stderr] 2 |     Eat,
[INFO] [stderr] 3 |     GoWC,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 4 |     PlayGame,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `create_file` is never used
[INFO] [stderr]    --> src/main.rs:355:4
[INFO] [stderr]     |
[INFO] [stderr] 355 | fn create_file() -> std::io::Result<()> {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `domP` should have a snake case name
[INFO] [stderr]    --> src/main.rs:152:13
[INFO] [stderr]     |
[INFO] [stderr] 152 |     let mut domP: &i32 = &mut x;
[INFO] [stderr]     |             ^^^^ help: convert the identifier to snake case: `dom_p`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:258:5
[INFO] [stderr]     |
[INFO] [stderr] 258 |     read_file_self();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[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] 258 |     let _ = read_file_self();
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `hello-word-cargo` (bin "hello-word-cargo" test) generated 13 warnings (run `cargo fix --bin "hello-word-cargo" -p hello-word-cargo --tests` to apply 8 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hello_word_cargo-4c338381106507a4)
[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" "6f1c823d2d66c9ebe4f4ee35a9b9d2630d6cafca18cb404d4ccc972b5bd111e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f1c823d2d66c9ebe4f4ee35a9b9d2630d6cafca18cb404d4ccc972b5bd111e4", kill_on_drop: false }`
[INFO] [stdout] 6f1c823d2d66c9ebe4f4ee35a9b9d2630d6cafca18cb404d4ccc972b5bd111e4
