[INFO] cloning repository https://github.com/Buzov/StudyOfRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Buzov/StudyOfRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBuzov%2FStudyOfRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBuzov%2FStudyOfRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 510b5d8abe72245b8b44453cdde7b157418e481d
[INFO] building Buzov/StudyOfRust against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBuzov%2FStudyOfRust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Buzov/StudyOfRust on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Buzov/StudyOfRust
[INFO] finished tweaking git repo https://github.com/Buzov/StudyOfRust
[INFO] tweaked toml for git repo https://github.com/Buzov/StudyOfRust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Buzov/StudyOfRust 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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2743c465024cc7d04ae2a701f80aa9229b3ee76d87050903c997a92f92450107
[INFO] running `Command { std: "docker" "start" "-a" "2743c465024cc7d04ae2a701f80aa9229b3ee76d87050903c997a92f92450107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2743c465024cc7d04ae2a701f80aa9229b3ee76d87050903c997a92f92450107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2743c465024cc7d04ae2a701f80aa9229b3ee76d87050903c997a92f92450107", kill_on_drop: false }`
[INFO] [stdout] 2743c465024cc7d04ae2a701f80aa9229b3ee76d87050903c997a92f92450107
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce3fc9b0a93ddf4d6cc943c031905e890a1b22ac51955760784fc07da4f37e16
[INFO] running `Command { std: "docker" "start" "-a" "ce3fc9b0a93ddf4d6cc943c031905e890a1b22ac51955760784fc07da4f37e16", kill_on_drop: false }`
[INFO] [stderr]    Compiling StudyOfRust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/structure.rs:187:5
[INFO] [stdout]     |
[INFO] [stdout] 186 |     let x = match void {};
[INFO] [stdout]     |             ------------- any code following this expression is unreachable
[INFO] [stdout] 187 |     x
[INFO] [stdout]     |     ^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/types.rs:229:5
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let x: i32 = exclamation_mark_1();
[INFO] [stdout]     |                  -------------------- any code following this expression is unreachable
[INFO] [stdout] 229 |     x
[INFO] [stdout]     |     ^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/types.rs:235:5
[INFO] [stdout]     |
[INFO] [stdout] 234 |     let x = exclamation_mark_2();
[INFO] [stdout]     |             -------------------- any code following this expression is unreachable
[INFO] [stdout] 235 |     x
[INFO] [stdout]     |     ^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/structure.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let t = Zero;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d1`
[INFO] [stdout]   --> src/structure.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let d1: Distance<Kilometers> = Distance {
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_d1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d2`
[INFO] [stdout]   --> src/structure.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let d2: Distance<Miles> = Distance {
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_d2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `top_right`
[INFO] [stdout]   --> src/structure.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |                 top_right,
[INFO] [stdout]    |                 ^^^^^^^^^ help: try ignoring the field: `top_right: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/structure.rs:127:14
[INFO] [stdout]     |
[INFO] [stdout] 127 |         Some(value) => println!("Some"),
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/structure.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 |     let x = match void {};
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/types.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut buf = [0u8; 1024]; // буфер из 1024 элементов, заполненный нулями
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/types.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut buf = [0u8; 1024]; // буфер из 1024 элементов, заполненный нулями
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/types.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut x: i32 = 92;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/types.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut x: i32 = 92;
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/types.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let x: Box<i32> = Box::new(92);
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/types.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn bar(b: &i32) {}
[INFO] [stdout]    |        ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/types.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let x: () = while false {};
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x2`
[INFO] [stdout]   --> src/types.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let x2: () = if true {
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_x2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bounded`
[INFO] [stdout]   --> src/types.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let bounded: std::ops::Range<i32> = 0..10;
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bounded`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/types.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |     let from = 0..;
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/types.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let to = ..10;
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `full`
[INFO] [stdout]    --> src/types.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |     let full = ..;
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_full`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inclusive`
[INFO] [stdout]    --> src/types.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let inclusive = 0..=9;
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inclusive`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/types.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |     let s = if x > 0 { "positive" } else { "negative" };
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/types.rs:221:9
[INFO] [stdout]     |
[INFO] [stdout] 221 |     let i: i32 = { 1 };
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/types.rs:222:9
[INFO] [stdout]     |
[INFO] [stdout] 222 |     let i: () = {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/types.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let x: i32 = exclamation_mark_1();
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/types.rs:234:9
[INFO] [stdout]     |
[INFO] [stdout] 234 |     let x = exclamation_mark_2();
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `one`
[INFO] [stdout]    --> src/types.rs:254:9
[INFO] [stdout]     |
[INFO] [stdout] 254 |     let one: (f32,) = (0.0,); // кортеж из одного элемента, нужна запятая
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_one`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]   --> src/structure.rs:13:25
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct StructTuple(f64, f64);
[INFO] [stdout]    |        -----------      ^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `dist` is never used
[INFO] [stdout]   --> src/structure.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl StructTuple {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] 16 |     fn dist(self, other: StructTuple) -> f64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Kilometers` is never constructed
[INFO] [stdout]   --> src/structure.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct Kilometers;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Miles` is never constructed
[INFO] [stdout]   --> src/structure.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Miles;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Distance` is never constructed
[INFO] [stdout]   --> src/structure.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct Distance<M> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_types_struct` is never used
[INFO] [stdout]   --> src/structure.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn test_types_struct() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Shape` is never used
[INFO] [stdout]   --> src/structure.rs:71:6
[INFO] [stdout]    |
[INFO] [stdout] 71 | enum Shape {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `circle` and `area` are never used
[INFO] [stdout]   --> src/structure.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 82 | impl Shape {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 83 |     fn circle(center: Point, radius: f64) -> Shape {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 |     fn area(&self) -> f64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Expr` is never used
[INFO] [stdout]   --> src/structure.rs:99:6
[INFO] [stdout]    |
[INFO] [stdout] 99 | enum Expr {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `binary_search` is never used
[INFO] [stdout]    --> src/structure.rs:112:4
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn binary_search(xs: &[i32], x: i32) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `foo2` is never used
[INFO] [stdout]    --> src/structure.rs:125:4
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn foo2(xs: &[i32]) {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Expr1` is never used
[INFO] [stdout]    --> src/structure.rs:147:6
[INFO] [stdout]     |
[INFO] [stdout] 147 | enum Expr1 {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Expr2` is never used
[INFO] [stdout]    --> src/structure.rs:160:6
[INFO] [stdout]     |
[INFO] [stdout] 160 | enum Expr2 {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BinOp` is never constructed
[INFO] [stdout]    --> src/structure.rs:165:8
[INFO] [stdout]     |
[INFO] [stdout] 165 | struct BinOp {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `If` is never constructed
[INFO] [stdout]    --> src/structure.rs:171:8
[INFO] [stdout]     |
[INFO] [stdout] 171 | struct If {
[INFO] [stdout]     |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Op` is never constructed
[INFO] [stdout]    --> src/structure.rs:177:8
[INFO] [stdout]     |
[INFO] [stdout] 177 | struct Op {
[INFO] [stdout]     |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Void` is never used
[INFO] [stdout]    --> src/structure.rs:183:6
[INFO] [stdout]     |
[INFO] [stdout] 183 | enum Void {}
[INFO] [stdout]     |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_enum_void` is never used
[INFO] [stdout]    --> src/structure.rs:185:4
[INFO] [stdout]     |
[INFO] [stdout] 185 | fn test_enum_void(void: Void) -> i32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `array` is never used
[INFO] [stdout]   --> src/types.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn array() {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `box_test` is never used
[INFO] [stdout]   --> src/types.rs:36:15
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub(super) fn box_test() {
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `foo` is never used
[INFO] [stdout]   --> src/types.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn foo() {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bar` is never used
[INFO] [stdout]   --> src/types.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn bar(b: &i32) {}
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_vec` is never used
[INFO] [stdout]   --> src/types.rs:48:15
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub(super) fn test_vec() {
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_ranges` is never used
[INFO] [stdout]   --> src/types.rs:98:15
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub(super) fn test_ranges() {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_loop` is never used
[INFO] [stdout]    --> src/types.rs:110:15
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub(super) fn test_loop() {
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_loop_2` is never used
[INFO] [stdout]    --> src/types.rs:130:15
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub(super) fn test_loop_2() {
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_loop_3` is never used
[INFO] [stdout]    --> src/types.rs:142:15
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub(super) fn test_loop_3() {
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_expression` is never used
[INFO] [stdout]    --> src/types.rs:153:15
[INFO] [stdout]     |
[INFO] [stdout] 153 | pub(super) fn test_expression() -> i32 {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_fn_like_parameter` is never used
[INFO] [stdout]    --> src/types.rs:177:15
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub(super) fn test_fn_like_parameter() {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fn_like_parameter` is never used
[INFO] [stdout]    --> src/types.rs:189:4
[INFO] [stdout]     |
[INFO] [stdout] 189 | fn fn_like_parameter(func: fn(i32) -> i32, i: i32) -> i32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `block` is never used
[INFO] [stdout]    --> src/types.rs:220:4
[INFO] [stdout]     |
[INFO] [stdout] 220 | fn block() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exclamation_mark_0` is never used
[INFO] [stdout]    --> src/types.rs:227:4
[INFO] [stdout]     |
[INFO] [stdout] 227 | fn exclamation_mark_0() -> i32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exclamation_mark_1` is never used
[INFO] [stdout]    --> src/types.rs:232:4
[INFO] [stdout]     |
[INFO] [stdout] 232 | fn exclamation_mark_1() -> ! {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exclamation_mark_2` is never used
[INFO] [stdout]    --> src/types.rs:238:4
[INFO] [stdout]     |
[INFO] [stdout] 238 | fn exclamation_mark_2() -> ! {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tuple_fn` is never used
[INFO] [stdout]    --> src/types.rs:267:4
[INFO] [stdout]     |
[INFO] [stdout] 267 | fn tuple_fn(fun: &dyn Fn() -> (f64, f64)) -> (f64, f64) {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_slice` is never used
[INFO] [stdout]    --> src/types.rs:284:4
[INFO] [stdout]     |
[INFO] [stdout] 284 | fn print_slice(xs: &[i32]) {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "ce3fc9b0a93ddf4d6cc943c031905e890a1b22ac51955760784fc07da4f37e16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce3fc9b0a93ddf4d6cc943c031905e890a1b22ac51955760784fc07da4f37e16", kill_on_drop: false }`
[INFO] [stdout] ce3fc9b0a93ddf4d6cc943c031905e890a1b22ac51955760784fc07da4f37e16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6b52342f0ca05fa18ab2f0b8bd53cc82ca437ec6bf36b8e2e540340f73b1222
[INFO] running `Command { std: "docker" "start" "-a" "f6b52342f0ca05fa18ab2f0b8bd53cc82ca437ec6bf36b8e2e540340f73b1222", kill_on_drop: false }`
[INFO] [stderr]    Compiling StudyOfRust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/structure.rs:187:5
[INFO] [stdout]     |
[INFO] [stdout] 186 |     let x = match void {};
[INFO] [stdout]     |             ------------- any code following this expression is unreachable
[INFO] [stdout] 187 |     x
[INFO] [stdout]     |     ^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/types.rs:229:5
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let x: i32 = exclamation_mark_1();
[INFO] [stdout]     |                  -------------------- any code following this expression is unreachable
[INFO] [stdout] 229 |     x
[INFO] [stdout]     |     ^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/types.rs:235:5
[INFO] [stdout]     |
[INFO] [stdout] 234 |     let x = exclamation_mark_2();
[INFO] [stdout]     |             -------------------- any code following this expression is unreachable
[INFO] [stdout] 235 |     x
[INFO] [stdout]     |     ^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/structure.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let t = Zero;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d1`
[INFO] [stdout]   --> src/structure.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let d1: Distance<Kilometers> = Distance {
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_d1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d2`
[INFO] [stdout]   --> src/structure.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let d2: Distance<Miles> = Distance {
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_d2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `top_right`
[INFO] [stdout]   --> src/structure.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |                 top_right,
[INFO] [stdout]    |                 ^^^^^^^^^ help: try ignoring the field: `top_right: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/structure.rs:127:14
[INFO] [stdout]     |
[INFO] [stdout] 127 |         Some(value) => println!("Some"),
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/structure.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 |     let x = match void {};
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/types.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut buf = [0u8; 1024]; // буфер из 1024 элементов, заполненный нулями
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/types.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut buf = [0u8; 1024]; // буфер из 1024 элементов, заполненный нулями
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/types.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut x: i32 = 92;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/types.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut x: i32 = 92;
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/types.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let x: Box<i32> = Box::new(92);
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/types.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn bar(b: &i32) {}
[INFO] [stdout]    |        ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/types.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let x: () = while false {};
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x2`
[INFO] [stdout]   --> src/types.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let x2: () = if true {
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_x2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bounded`
[INFO] [stdout]   --> src/types.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let bounded: std::ops::Range<i32> = 0..10;
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bounded`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/types.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |     let from = 0..;
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/types.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let to = ..10;
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `full`
[INFO] [stdout]    --> src/types.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |     let full = ..;
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_full`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inclusive`
[INFO] [stdout]    --> src/types.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let inclusive = 0..=9;
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inclusive`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/types.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |     let s = if x > 0 { "positive" } else { "negative" };
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/types.rs:221:9
[INFO] [stdout]     |
[INFO] [stdout] 221 |     let i: i32 = { 1 };
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/types.rs:222:9
[INFO] [stdout]     |
[INFO] [stdout] 222 |     let i: () = {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/types.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let x: i32 = exclamation_mark_1();
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/types.rs:234:9
[INFO] [stdout]     |
[INFO] [stdout] 234 |     let x = exclamation_mark_2();
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `one`
[INFO] [stdout]    --> src/types.rs:254:9
[INFO] [stdout]     |
[INFO] [stdout] 254 |     let one: (f32,) = (0.0,); // кортеж из одного элемента, нужна запятая
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_one`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]   --> src/structure.rs:13:25
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct StructTuple(f64, f64);
[INFO] [stdout]    |        -----------      ^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `dist` is never used
[INFO] [stdout]   --> src/structure.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl StructTuple {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] 16 |     fn dist(self, other: StructTuple) -> f64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Kilometers` is never constructed
[INFO] [stdout]   --> src/structure.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct Kilometers;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Miles` is never constructed
[INFO] [stdout]   --> src/structure.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Miles;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Distance` is never constructed
[INFO] [stdout]   --> src/structure.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct Distance<M> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_types_struct` is never used
[INFO] [stdout]   --> src/structure.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn test_types_struct() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Shape` is never used
[INFO] [stdout]   --> src/structure.rs:71:6
[INFO] [stdout]    |
[INFO] [stdout] 71 | enum Shape {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `circle` and `area` are never used
[INFO] [stdout]   --> src/structure.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 82 | impl Shape {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 83 |     fn circle(center: Point, radius: f64) -> Shape {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 |     fn area(&self) -> f64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Expr` is never used
[INFO] [stdout]   --> src/structure.rs:99:6
[INFO] [stdout]    |
[INFO] [stdout] 99 | enum Expr {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `binary_search` is never used
[INFO] [stdout]    --> src/structure.rs:112:4
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn binary_search(xs: &[i32], x: i32) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `foo2` is never used
[INFO] [stdout]    --> src/structure.rs:125:4
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn foo2(xs: &[i32]) {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Expr1` is never used
[INFO] [stdout]    --> src/structure.rs:147:6
[INFO] [stdout]     |
[INFO] [stdout] 147 | enum Expr1 {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Expr2` is never used
[INFO] [stdout]    --> src/structure.rs:160:6
[INFO] [stdout]     |
[INFO] [stdout] 160 | enum Expr2 {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BinOp` is never constructed
[INFO] [stdout]    --> src/structure.rs:165:8
[INFO] [stdout]     |
[INFO] [stdout] 165 | struct BinOp {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `If` is never constructed
[INFO] [stdout]    --> src/structure.rs:171:8
[INFO] [stdout]     |
[INFO] [stdout] 171 | struct If {
[INFO] [stdout]     |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Op` is never constructed
[INFO] [stdout]    --> src/structure.rs:177:8
[INFO] [stdout]     |
[INFO] [stdout] 177 | struct Op {
[INFO] [stdout]     |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Void` is never used
[INFO] [stdout]    --> src/structure.rs:183:6
[INFO] [stdout]     |
[INFO] [stdout] 183 | enum Void {}
[INFO] [stdout]     |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_enum_void` is never used
[INFO] [stdout]    --> src/structure.rs:185:4
[INFO] [stdout]     |
[INFO] [stdout] 185 | fn test_enum_void(void: Void) -> i32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `array` is never used
[INFO] [stdout]   --> src/types.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn array() {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `box_test` is never used
[INFO] [stdout]   --> src/types.rs:36:15
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub(super) fn box_test() {
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `foo` is never used
[INFO] [stdout]   --> src/types.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn foo() {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bar` is never used
[INFO] [stdout]   --> src/types.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn bar(b: &i32) {}
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_vec` is never used
[INFO] [stdout]   --> src/types.rs:48:15
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub(super) fn test_vec() {
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_ranges` is never used
[INFO] [stdout]   --> src/types.rs:98:15
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub(super) fn test_ranges() {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_loop` is never used
[INFO] [stdout]    --> src/types.rs:110:15
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub(super) fn test_loop() {
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_loop_2` is never used
[INFO] [stdout]    --> src/types.rs:130:15
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub(super) fn test_loop_2() {
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_loop_3` is never used
[INFO] [stdout]    --> src/types.rs:142:15
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub(super) fn test_loop_3() {
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_expression` is never used
[INFO] [stdout]    --> src/types.rs:153:15
[INFO] [stdout]     |
[INFO] [stdout] 153 | pub(super) fn test_expression() -> i32 {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_fn_like_parameter` is never used
[INFO] [stdout]    --> src/types.rs:177:15
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub(super) fn test_fn_like_parameter() {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fn_like_parameter` is never used
[INFO] [stdout]    --> src/types.rs:189:4
[INFO] [stdout]     |
[INFO] [stdout] 189 | fn fn_like_parameter(func: fn(i32) -> i32, i: i32) -> i32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `block` is never used
[INFO] [stdout]    --> src/types.rs:220:4
[INFO] [stdout]     |
[INFO] [stdout] 220 | fn block() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exclamation_mark_0` is never used
[INFO] [stdout]    --> src/types.rs:227:4
[INFO] [stdout]     |
[INFO] [stdout] 227 | fn exclamation_mark_0() -> i32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exclamation_mark_1` is never used
[INFO] [stdout]    --> src/types.rs:232:4
[INFO] [stdout]     |
[INFO] [stdout] 232 | fn exclamation_mark_1() -> ! {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exclamation_mark_2` is never used
[INFO] [stdout]    --> src/types.rs:238:4
[INFO] [stdout]     |
[INFO] [stdout] 238 | fn exclamation_mark_2() -> ! {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tuple_fn` is never used
[INFO] [stdout]    --> src/types.rs:267:4
[INFO] [stdout]     |
[INFO] [stdout] 267 | fn tuple_fn(fun: &dyn Fn() -> (f64, f64)) -> (f64, f64) {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_slice` is never used
[INFO] [stdout]    --> src/types.rs:284:4
[INFO] [stdout]     |
[INFO] [stdout] 284 | fn print_slice(xs: &[i32]) {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "f6b52342f0ca05fa18ab2f0b8bd53cc82ca437ec6bf36b8e2e540340f73b1222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6b52342f0ca05fa18ab2f0b8bd53cc82ca437ec6bf36b8e2e540340f73b1222", kill_on_drop: false }`
[INFO] [stdout] f6b52342f0ca05fa18ab2f0b8bd53cc82ca437ec6bf36b8e2e540340f73b1222
