[INFO] cloning repository https://github.com/jwfy/rust-learn [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jwfy/rust-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwfy%2Frust-learn", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwfy%2Frust-learn'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fea3642a5516386a605fc34601a8a06e59deba7b [INFO] testing jwfy/rust-learn against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwfy%2Frust-learn" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jwfy/rust-learn [INFO] finished tweaking git repo https://github.com/jwfy/rust-learn [INFO] tweaked toml for git repo https://github.com/jwfy/rust-learn written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jwfy/rust-learn on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jwfy/rust-learn 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3c2e8394a5a8c7b5426ee4ed528bd0ee9b8e08f265469899c2eab0611a32448e [INFO] running `Command { std: "docker" "start" "-a" "3c2e8394a5a8c7b5426ee4ed528bd0ee9b8e08f265469899c2eab0611a32448e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3c2e8394a5a8c7b5426ee4ed528bd0ee9b8e08f265469899c2eab0611a32448e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c2e8394a5a8c7b5426ee4ed528bd0ee9b8e08f265469899c2eab0611a32448e", kill_on_drop: false }` [INFO] [stdout] 3c2e8394a5a8c7b5426ee4ed528bd0ee9b8e08f265469899c2eab0611a32448e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e1b08af3f4cd0344814188c112d0608c2901a8d24b42f6e39a31679baed0cc43 [INFO] running `Command { std: "docker" "start" "-a" "e1b08af3f4cd0344814188c112d0608c2901a8d24b42f6e39a31679baed0cc43", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Compiling rust-learn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Formatter` and `Pointer` [INFO] [stdout] --> src/basic/owner_ship.rs:45:20 [INFO] [stdout] | [INFO] [stdout] 45 | use std::fmt::{Formatter, Pointer}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module [INFO] [stdout] --> src/basic/owner_ship.rs:44:1 [INFO] [stdout] | [INFO] [stdout] 44 | mod copy_test { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/basic/type_system.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module [INFO] [stdout] --> src/basic/type_system.rs:97:1 [INFO] [stdout] | [INFO] [stdout] 97 | mod box_test { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Read` [INFO] [stdout] --> src/basic/threads.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread::spawn` [INFO] [stdout] --> src/basic/threads.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | use std::thread::spawn; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/basic/type_system.rs:18:40 [INFO] [stdout] | [INFO] [stdout] 18 | fn dynaimic_dispatch(point_trait: &PointTrait) -> i32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 18 | fn dynaimic_dispatch(point_trait: &dyn PointTrait) -> i32 { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b2` [INFO] [stdout] --> src/basic/owner_ship.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | let b2 = a2; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_b2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p2` [INFO] [stdout] --> src/basic/owner_ship.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let p2 = p1; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p2` [INFO] [stdout] --> src/basic/type_system.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 59 | let p2 = p1; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p1` [INFO] [stdout] --> src/basic/type_system.rs:65:13 [INFO] [stdout] | [INFO] [stdout] 65 | let p1 = Point { x: 11, y: 22 }; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p2` [INFO] [stdout] --> src/basic/type_system.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | let p2 = Point { x: 44, y: 33 }; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/basic/type_system.rs:75:13 [INFO] [stdout] | [INFO] [stdout] 75 | let mut p1 = Point { x: 11, y: 22 }; [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: unused variable: `p1` [INFO] [stdout] --> src/basic/type_system.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | let p1 = Point { x: 1, y: 2 }; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p1` [INFO] [stdout] --> src/basic/type_system.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | let p1 = Point { x: 3, y: 4 }; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/basic/type_system.rs:112:13 [INFO] [stdout] | [INFO] [stdout] 112 | let mut second = Box::new(Node { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `thread` are never read [INFO] [stdout] --> src/threadpool/threadpool.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct Worker { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 6 | id : usize, [INFO] [stdout] | ^^ [INFO] [stdout] 7 | thread: JoinHandle<()> [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `workers` is never read [INFO] [stdout] --> src/threadpool/threadpool.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct ThreadPool { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 29 | workers: Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test` is never used [INFO] [stdout] --> src/basic/owner_ship.rs:98:8 [INFO] [stdout] | [INFO] [stdout] 98 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_1` is never used [INFO] [stdout] --> src/basic/owner_ship.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn test_1() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_2` is never used [INFO] [stdout] --> src/basic/owner_ship.rs:64:12 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn test_2() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_3` is never used [INFO] [stdout] --> src/basic/owner_ship.rs:85:12 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn test_3() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_trait` is never used [INFO] [stdout] --> src/basic/type_system.rs:174:8 [INFO] [stdout] | [INFO] [stdout] 174 | pub fn test_trait() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_drop` is never used [INFO] [stdout] --> src/basic/type_system.rs:178:8 [INFO] [stdout] | [INFO] [stdout] 178 | pub fn test_drop() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_box` is never used [INFO] [stdout] --> src/basic/type_system.rs:185:8 [INFO] [stdout] | [INFO] [stdout] 185 | pub fn test_box() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test` is never used [INFO] [stdout] --> src/basic/type_system.rs:189:8 [INFO] [stdout] | [INFO] [stdout] 189 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Point` is never constructed [INFO] [stdout] --> src/basic/type_system.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Point { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `PointTrait` is never used [INFO] [stdout] --> src/basic/type_system.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | trait PointTrait { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `dynaimic_dispatch` is never used [INFO] [stdout] --> src/basic/type_system.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | fn dynaimic_dispatch(point_trait: &PointTrait) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `static_dispatch` is never used [INFO] [stdout] --> src/basic/type_system.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | fn static_dispatch(t: &T) -> i32 [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `static_dispatch_1` is never used [INFO] [stdout] --> src/basic/type_system.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | fn static_dispatch_1(t: T) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_1` is never used [INFO] [stdout] --> src/basic/type_system.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn test_1() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Point` is never constructed [INFO] [stdout] --> src/basic/type_system.rs:45:16 [INFO] [stdout] | [INFO] [stdout] 45 | pub struct Point { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_1` is never used [INFO] [stdout] --> src/basic/type_system.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn test_1() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_2` is never used [INFO] [stdout] --> src/basic/type_system.rs:64:12 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn test_2() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_3` is never used [INFO] [stdout] --> src/basic/type_system.rs:74:12 [INFO] [stdout] | [INFO] [stdout] 74 | pub fn test_3() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_4` is never used [INFO] [stdout] --> src/basic/type_system.rs:85:12 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn test_4() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_box` is never used [INFO] [stdout] --> src/basic/type_system.rs:100:8 [INFO] [stdout] | [INFO] [stdout] 100 | fn test_box() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `point` is never used [INFO] [stdout] --> src/basic/type_system.rs:145:12 [INFO] [stdout] | [INFO] [stdout] 145 | pub fn point() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Counter` is never constructed [INFO] [stdout] --> src/basic/iter.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct Counter { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/basic/iter.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 6 | impl Counter { [INFO] [stdout] | ------------ associated function in this implementation [INFO] [stdout] 7 | fn new() -> Counter { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `piter` is never used [INFO] [stdout] --> src/basic/iter.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn piter(t : T) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test` is never used [INFO] [stdout] --> src/basic/threads.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test1` is never used [INFO] [stdout] --> src/basic/threads.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn test1() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test` is never used [INFO] [stdout] --> src/basic/trait0.rs:74:8 [INFO] [stdout] | [INFO] [stdout] 74 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_deref` is never used [INFO] [stdout] --> src/basic/trait0.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn test_deref() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/basic/trait0.rs:10:20 [INFO] [stdout] | [INFO] [stdout] 9 | impl Point { [INFO] [stdout] | ---------------- associated function in this implementation [INFO] [stdout] 10 | pub fn new(x: T, y: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_deref2` is never used [INFO] [stdout] --> src/basic/trait0.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn test_deref2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/basic/trait0.rs:38:20 [INFO] [stdout] | [INFO] [stdout] 37 | impl P2 { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 38 | pub fn new(t: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_default` is never used [INFO] [stdout] --> src/basic/trait0.rs:57:12 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn test_default() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Formatter` is never used [INFO] [stdout] --> src/basic/trait0.rs:82:15 [INFO] [stdout] | [INFO] [stdout] 82 | pub trait Formatter { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MarkdownFormatter` is never constructed [INFO] [stdout] --> src/basic/trait0.rs:86:16 [INFO] [stdout] | [INFO] [stdout] 86 | pub struct MarkdownFormatter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RustFormatter` is never constructed [INFO] [stdout] --> src/basic/trait0.rs:94:16 [INFO] [stdout] | [INFO] [stdout] 94 | pub struct RustFormatter; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `JavaFormatter` is never constructed [INFO] [stdout] --> src/basic/trait0.rs:102:16 [INFO] [stdout] | [INFO] [stdout] 102 | pub struct JavaFormatter; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `format` is never used [INFO] [stdout] --> src/basic/trait0.rs:110:12 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn format(input: &String, formatter: Box) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `List` is never constructed [INFO] [stdout] --> src/list/first.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct List { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Link` is never used [INFO] [stdout] --> src/list/first.rs:37:6 [INFO] [stdout] | [INFO] [stdout] 37 | enum Link { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> src/list/first.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | struct Node { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `push`, and `pop` are never used [INFO] [stdout] --> src/list/first.rs:48:10 [INFO] [stdout] | [INFO] [stdout] 47 | impl List { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 48 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 53 | pub fn push(&mut self, elem:i32) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | pub fn pop(&mut self) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `List` is never constructed [INFO] [stdout] --> src/list/second.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct List { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Link` is never used [INFO] [stdout] --> src/list/second.rs:19:6 [INFO] [stdout] | [INFO] [stdout] 19 | type Link = Option>>; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> src/list/second.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | struct Node { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `push`, `pop`, `peek`, `peek_mut`, and `into_iter` are never used [INFO] [stdout] --> src/list/second.rs:30:12 [INFO] [stdout] | [INFO] [stdout] 28 | impl List { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 29 | // 这需要从impl List 变成当前的模样，都需要添加 [INFO] [stdout] 30 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 37 | pub fn push(&mut self, elem: T) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn pop(&mut self) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 70 | pub fn peek(&self) -> Option<&T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 81 | pub fn peek_mut(&mut self) -> Option<&mut T> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 88 | pub fn into_iter(self) -> IntoIter { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IntoIter` is never constructed [INFO] [stdout] --> src/list/second.rs:135:12 [INFO] [stdout] | [INFO] [stdout] 135 | pub struct IntoIter(List); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `User` is never constructed [INFO] [stdout] --> src/live_coding/file_io.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct User { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Genger` is never used [INFO] [stdout] --> src/live_coding/file_io.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | pub enum Genger { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `load`, and `store` are never used [INFO] [stdout] --> src/live_coding/file_io.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 21 | impl User { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 22 | pub fn new(name: String, age: i32, genger: Genger) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn load(file_name: &str) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 34 | pub fn store(&self, file_name: &str) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `strtok` is never used [INFO] [stdout] --> src/live_coding/strtok.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn strtok<'a>(s: &'a mut &str, p: char) -> &'a str { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Fibonacci` is never constructed [INFO] [stdout] --> src/live_coding/fibonacci.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct Fibonacci { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/live_coding/fibonacci.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 8 | impl Fibonacci { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 9 | pub fn new(total: u8) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Encoder` is never used [INFO] [stdout] --> src/live_coding/encoder.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait Encoder { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Event` is never constructed [INFO] [stdout] --> src/live_coding/encoder.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Event { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `encode` are never used [INFO] [stdout] --> src/live_coding/encoder.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 11 | / impl Event [INFO] [stdout] 12 | | where [INFO] [stdout] 13 | | Id: Encoder, [INFO] [stdout] 14 | | Data: Encoder, [INFO] [stdout] | |_______________________________- associated items in this implementation [INFO] [stdout] 15 | { [INFO] [stdout] 16 | pub fn new(id: Id, data: Data) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | pub fn encode(&self) -> Option> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: path statement drops value [INFO] [stdout] --> src/basic/type_system.rs:77:13 [INFO] [stdout] | [INFO] [stdout] 77 | p1; [INFO] [stdout] | ^^^ help: use `drop` to clarify the intent: `drop(p1);` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(path_statements)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/basic/type_system.rs:160:13 [INFO] [stdout] | [INFO] [stdout] 160 | &pp; [INFO] [stdout] | ^^^ the borrow produces a value [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] 160 | let _ = &pp; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `Foo` should have an upper case name [INFO] [stdout] --> src/basic/threads.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 9 | static Foo : RefCell = RefCell::new(1) [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] help: convert the identifier to upper case (notice the capitalization) [INFO] [stdout] | [INFO] [stdout] 9 - static Foo : RefCell = RefCell::new(1) [INFO] [stdout] 9 + static FOO : RefCell = RefCell::new(1) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `dynTrait` should have a snake case name [INFO] [stdout] --> src/basic/trait0.rs:80:5 [INFO] [stdout] | [INFO] [stdout] 80 | mod dynTrait { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `dyn_trait` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.34s [INFO] running `Command { std: "docker" "inspect" "e1b08af3f4cd0344814188c112d0608c2901a8d24b42f6e39a31679baed0cc43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1b08af3f4cd0344814188c112d0608c2901a8d24b42f6e39a31679baed0cc43", kill_on_drop: false }` [INFO] [stdout] e1b08af3f4cd0344814188c112d0608c2901a8d24b42f6e39a31679baed0cc43 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 199bb21536d873245718bb1461feb44b34068fd4f22bf765a47f08e4c789d177 [INFO] running `Command { std: "docker" "start" "-a" "199bb21536d873245718bb1461feb44b34068fd4f22bf765a47f08e4c789d177", kill_on_drop: false }` [INFO] [stderr] Compiling rust-learn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Formatter` and `Pointer` [INFO] [stdout] --> src/basic/owner_ship.rs:45:20 [INFO] [stdout] | [INFO] [stdout] 45 | use std::fmt::{Formatter, Pointer}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/basic/type_system.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Read` [INFO] [stdout] --> src/basic/threads.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread::spawn` [INFO] [stdout] --> src/basic/threads.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | use std::thread::spawn; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/basic/type_system.rs:18:40 [INFO] [stdout] | [INFO] [stdout] 18 | fn dynaimic_dispatch(point_trait: &PointTrait) -> i32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 18 | fn dynaimic_dispatch(point_trait: &dyn PointTrait) -> i32 { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/basic/trait0.rs:128:26 [INFO] [stdout] | [INFO] [stdout] 128 | let write1: &mut Write = &mut buf; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 128 | let write1: &mut dyn Write = &mut buf; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b2` [INFO] [stdout] --> src/basic/owner_ship.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | let b2 = a2; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_b2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p2` [INFO] [stdout] --> src/basic/owner_ship.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let p2 = p1; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p2` [INFO] [stdout] --> src/basic/type_system.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 59 | let p2 = p1; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p1` [INFO] [stdout] --> src/basic/type_system.rs:65:13 [INFO] [stdout] | [INFO] [stdout] 65 | let p1 = Point { x: 11, y: 22 }; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p2` [INFO] [stdout] --> src/basic/type_system.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | let p2 = Point { x: 44, y: 33 }; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/basic/type_system.rs:75:13 [INFO] [stdout] | [INFO] [stdout] 75 | let mut p1 = Point { x: 11, y: 22 }; [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: unused variable: `p1` [INFO] [stdout] --> src/basic/type_system.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | let p1 = Point { x: 1, y: 2 }; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p1` [INFO] [stdout] --> src/basic/type_system.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | let p1 = Point { x: 3, y: 4 }; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/basic/type_system.rs:112:13 [INFO] [stdout] | [INFO] [stdout] 112 | let mut second = Box::new(Node { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ss1` is never read [INFO] [stdout] --> src/basic/type_system.rs:208:17 [INFO] [stdout] | [INFO] [stdout] 208 | let mut ss1 = ss; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iter` [INFO] [stdout] --> src/basic/iter.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | let iter = v1.iter(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_iter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iter` [INFO] [stdout] --> src/basic/iter.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | let iter = &v1.iter(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_iter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s1` [INFO] [stdout] --> src/basic/threads.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | let s1 = "hello world"; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `write1` [INFO] [stdout] --> src/basic/trait0.rs:128:13 [INFO] [stdout] | [INFO] [stdout] 128 | let write1: &mut Write = &mut buf; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_write1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `thread` are never read [INFO] [stdout] --> src/threadpool/threadpool.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct Worker { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 6 | id : usize, [INFO] [stdout] | ^^ [INFO] [stdout] 7 | thread: JoinHandle<()> [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `workers` is never read [INFO] [stdout] --> src/threadpool/threadpool.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct ThreadPool { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 29 | workers: Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test` is never used [INFO] [stdout] --> src/basic/owner_ship.rs:98:8 [INFO] [stdout] | [INFO] [stdout] 98 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_1` is never used [INFO] [stdout] --> src/basic/owner_ship.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn test_1() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_2` is never used [INFO] [stdout] --> src/basic/owner_ship.rs:64:12 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn test_2() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_3` is never used [INFO] [stdout] --> src/basic/owner_ship.rs:85:12 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn test_3() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_trait` is never used [INFO] [stdout] --> src/basic/type_system.rs:174:8 [INFO] [stdout] | [INFO] [stdout] 174 | pub fn test_trait() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_drop` is never used [INFO] [stdout] --> src/basic/type_system.rs:178:8 [INFO] [stdout] | [INFO] [stdout] 178 | pub fn test_drop() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_box` is never used [INFO] [stdout] --> src/basic/type_system.rs:185:8 [INFO] [stdout] | [INFO] [stdout] 185 | pub fn test_box() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test` is never used [INFO] [stdout] --> src/basic/type_system.rs:189:8 [INFO] [stdout] | [INFO] [stdout] 189 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Point` is never constructed [INFO] [stdout] --> src/basic/type_system.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Point { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `PointTrait` is never used [INFO] [stdout] --> src/basic/type_system.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | trait PointTrait { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `dynaimic_dispatch` is never used [INFO] [stdout] --> src/basic/type_system.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | fn dynaimic_dispatch(point_trait: &PointTrait) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `static_dispatch` is never used [INFO] [stdout] --> src/basic/type_system.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | fn static_dispatch(t: &T) -> i32 [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `static_dispatch_1` is never used [INFO] [stdout] --> src/basic/type_system.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | fn static_dispatch_1(t: T) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_1` is never used [INFO] [stdout] --> src/basic/type_system.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn test_1() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Point` is never constructed [INFO] [stdout] --> src/basic/type_system.rs:45:16 [INFO] [stdout] | [INFO] [stdout] 45 | pub struct Point { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_1` is never used [INFO] [stdout] --> src/basic/type_system.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn test_1() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_2` is never used [INFO] [stdout] --> src/basic/type_system.rs:64:12 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn test_2() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_3` is never used [INFO] [stdout] --> src/basic/type_system.rs:74:12 [INFO] [stdout] | [INFO] [stdout] 74 | pub fn test_3() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_4` is never used [INFO] [stdout] --> src/basic/type_system.rs:85:12 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn test_4() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_box` is never used [INFO] [stdout] --> src/basic/type_system.rs:100:8 [INFO] [stdout] | [INFO] [stdout] 100 | fn test_box() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `point` is never used [INFO] [stdout] --> src/basic/type_system.rs:145:12 [INFO] [stdout] | [INFO] [stdout] 145 | pub fn point() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test` is never used [INFO] [stdout] --> src/basic/threads.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test1` is never used [INFO] [stdout] --> src/basic/threads.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn test1() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test` is never used [INFO] [stdout] --> src/basic/trait0.rs:74:8 [INFO] [stdout] | [INFO] [stdout] 74 | pub fn test() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_deref` is never used [INFO] [stdout] --> src/basic/trait0.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn test_deref() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/basic/trait0.rs:10:20 [INFO] [stdout] | [INFO] [stdout] 9 | impl Point { [INFO] [stdout] | ---------------- associated function in this implementation [INFO] [stdout] 10 | pub fn new(x: T, y: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_deref2` is never used [INFO] [stdout] --> src/basic/trait0.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn test_deref2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/basic/trait0.rs:38:20 [INFO] [stdout] | [INFO] [stdout] 37 | impl P2 { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 38 | pub fn new(t: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_default` is never used [INFO] [stdout] --> src/basic/trait0.rs:57:12 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn test_default() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MarkdownFormatter` is never constructed [INFO] [stdout] --> src/basic/trait0.rs:86:16 [INFO] [stdout] | [INFO] [stdout] 86 | pub struct MarkdownFormatter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RustFormatter` is never constructed [INFO] [stdout] --> src/basic/trait0.rs:94:16 [INFO] [stdout] | [INFO] [stdout] 94 | pub struct RustFormatter; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `pop` and `into_iter` are never used [INFO] [stdout] --> src/list/second.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 28 | impl List { [INFO] [stdout] | ----------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn pop(&mut self) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 88 | pub fn into_iter(self) -> IntoIter { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IntoIter` is never constructed [INFO] [stdout] --> src/list/second.rs:135:12 [INFO] [stdout] | [INFO] [stdout] 135 | pub struct IntoIter(List); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/live_coding/file_io.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 21 | impl User { [INFO] [stdout] | --------- associated function in this implementation [INFO] [stdout] 22 | pub fn new(name: String, age: i32, genger: Genger) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: path statement drops value [INFO] [stdout] --> src/basic/type_system.rs:77:13 [INFO] [stdout] | [INFO] [stdout] 77 | p1; [INFO] [stdout] | ^^^ help: use `drop` to clarify the intent: `drop(p1);` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(path_statements)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/basic/type_system.rs:160:13 [INFO] [stdout] | [INFO] [stdout] 160 | &pp; [INFO] [stdout] | ^^^ the borrow produces a value [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] 160 | let _ = &pp; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `Foo` should have an upper case name [INFO] [stdout] --> src/basic/threads.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 9 | static Foo : RefCell = RefCell::new(1) [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] help: convert the identifier to upper case (notice the capitalization) [INFO] [stdout] | [INFO] [stdout] 9 - static Foo : RefCell = RefCell::new(1) [INFO] [stdout] 9 + static FOO : RefCell = RefCell::new(1) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `dynTrait` should have a snake case name [INFO] [stdout] --> src/basic/trait0.rs:80:5 [INFO] [stdout] | [INFO] [stdout] 80 | mod dynTrait { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `dyn_trait` [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 `std::slice::Iter` that must be used [INFO] [stdout] --> src/list/second.rs:127:9 [INFO] [stdout] | [INFO] [stdout] 127 | q.iter(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: iterators are lazy and do nothing unless consumed [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 127 | let _ = q.iter(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `Command { std: "docker" "inspect" "199bb21536d873245718bb1461feb44b34068fd4f22bf765a47f08e4c789d177", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "199bb21536d873245718bb1461feb44b34068fd4f22bf765a47f08e4c789d177", kill_on_drop: false }` [INFO] [stdout] 199bb21536d873245718bb1461feb44b34068fd4f22bf765a47f08e4c789d177 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0fba446484a6f25073235f32a2acc0d770b1038fad26d1adb69aa2159524a636 [INFO] running `Command { std: "docker" "start" "-a" "0fba446484a6f25073235f32a2acc0d770b1038fad26d1adb69aa2159524a636", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `Formatter` and `Pointer` [INFO] [stderr] --> src/basic/owner_ship.rs:45:20 [INFO] [stderr] | [INFO] [stderr] 45 | use std::fmt::{Formatter, Pointer}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/basic/type_system.rs:98:9 [INFO] [stderr] | [INFO] [stderr] 98 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/basic/threads.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread::spawn` [INFO] [stderr] --> src/basic/threads.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | use std::thread::spawn; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/basic/type_system.rs:18:40 [INFO] [stderr] | [INFO] [stderr] 18 | fn dynaimic_dispatch(point_trait: &PointTrait) -> i32 { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 18 | fn dynaimic_dispatch(point_trait: &dyn PointTrait) -> i32 { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/basic/trait0.rs:128:26 [INFO] [stderr] | [INFO] [stderr] 128 | let write1: &mut Write = &mut buf; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 128 | let write1: &mut dyn Write = &mut buf; [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b2` [INFO] [stderr] --> src/basic/owner_ship.rs:58:13 [INFO] [stderr] | [INFO] [stderr] 58 | let b2 = a2; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_b2` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `p2` [INFO] [stderr] --> src/basic/owner_ship.rs:93:13 [INFO] [stderr] | [INFO] [stderr] 93 | let p2 = p1; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_p2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `p2` [INFO] [stderr] --> src/basic/type_system.rs:59:13 [INFO] [stderr] | [INFO] [stderr] 59 | let p2 = p1; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_p2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `p1` [INFO] [stderr] --> src/basic/type_system.rs:65:13 [INFO] [stderr] | [INFO] [stderr] 65 | let p1 = Point { x: 11, y: 22 }; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `p2` [INFO] [stderr] --> src/basic/type_system.rs:67:17 [INFO] [stderr] | [INFO] [stderr] 67 | let p2 = Point { x: 44, y: 33 }; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_p2` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/basic/type_system.rs:75:13 [INFO] [stderr] | [INFO] [stderr] 75 | let mut p1 = Point { x: 11, y: 22 }; [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: unused variable: `p1` [INFO] [stderr] --> src/basic/type_system.rs:86:13 [INFO] [stderr] | [INFO] [stderr] 86 | let p1 = Point { x: 1, y: 2 }; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `p1` [INFO] [stderr] --> src/basic/type_system.rs:88:13 [INFO] [stderr] | [INFO] [stderr] 88 | let p1 = Point { x: 3, y: 4 }; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_p1` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/basic/type_system.rs:112:13 [INFO] [stderr] | [INFO] [stderr] 112 | let mut second = Box::new(Node { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `ss1` is never read [INFO] [stderr] --> src/basic/type_system.rs:208:17 [INFO] [stderr] | [INFO] [stderr] 208 | let mut ss1 = ss; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `iter` [INFO] [stderr] --> src/basic/iter.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | let iter = v1.iter(); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_iter` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `iter` [INFO] [stderr] --> src/basic/iter.rs:58:13 [INFO] [stderr] | [INFO] [stderr] 58 | let iter = &v1.iter(); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_iter` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s1` [INFO] [stderr] --> src/basic/threads.rs:76:13 [INFO] [stderr] | [INFO] [stderr] 76 | let s1 = "hello world"; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_s1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `write1` [INFO] [stderr] --> src/basic/trait0.rs:128:13 [INFO] [stderr] | [INFO] [stderr] 128 | let write1: &mut Write = &mut buf; [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_write1` [INFO] [stderr] [INFO] [stderr] warning: fields `id` and `thread` are never read [INFO] [stderr] --> src/threadpool/threadpool.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 5 | struct Worker { [INFO] [stderr] | ------ fields in this struct [INFO] [stderr] 6 | id : usize, [INFO] [stderr] | ^^ [INFO] [stderr] 7 | thread: JoinHandle<()> [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: field `workers` is never read [INFO] [stderr] --> src/threadpool/threadpool.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 28 | pub struct ThreadPool { [INFO] [stderr] | ---------- field in this struct [INFO] [stderr] 29 | workers: Vec, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test` is never used [INFO] [stderr] --> src/basic/owner_ship.rs:98:8 [INFO] [stderr] | [INFO] [stderr] 98 | pub fn test() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test_1` is never used [INFO] [stderr] --> src/basic/owner_ship.rs:47:12 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn test_1() { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test_2` is never used [INFO] [stderr] --> src/basic/owner_ship.rs:64:12 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn test_2() { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test_3` is never used [INFO] [stderr] --> src/basic/owner_ship.rs:85:12 [INFO] [stderr] | [INFO] [stderr] 85 | pub fn test_3() { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test_trait` is never used [INFO] [stderr] --> src/basic/type_system.rs:174:8 [INFO] [stderr] | [INFO] [stderr] 174 | pub fn test_trait() { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test_drop` is never used [INFO] [stderr] --> src/basic/type_system.rs:178:8 [INFO] [stderr] | [INFO] [stderr] 178 | pub fn test_drop() { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test_box` is never used [INFO] [stderr] --> src/basic/type_system.rs:185:8 [INFO] [stderr] | [INFO] [stderr] 185 | pub fn test_box() { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test` is never used [INFO] [stderr] --> src/basic/type_system.rs:189:8 [INFO] [stderr] | [INFO] [stderr] 189 | pub fn test() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Point` is never constructed [INFO] [stderr] --> src/basic/type_system.rs:3:16 [INFO] [stderr] | [INFO] [stderr] 3 | pub struct Point { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `PointTrait` is never used [INFO] [stderr] --> src/basic/type_system.rs:8:11 [INFO] [stderr] | [INFO] [stderr] 8 | trait PointTrait { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `dynaimic_dispatch` is never used [INFO] [stderr] --> src/basic/type_system.rs:18:8 [INFO] [stderr] | [INFO] [stderr] 18 | fn dynaimic_dispatch(point_trait: &PointTrait) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `static_dispatch` is never used [INFO] [stderr] --> src/basic/type_system.rs:23:8 [INFO] [stderr] | [INFO] [stderr] 23 | fn static_dispatch(t: &T) -> i32 [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `static_dispatch_1` is never used [INFO] [stderr] --> src/basic/type_system.rs:31:8 [INFO] [stderr] | [INFO] [stderr] 31 | fn static_dispatch_1(t: T) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test_1` is never used [INFO] [stderr] --> src/basic/type_system.rs:36:12 [INFO] [stderr] | [INFO] [stderr] 36 | pub fn test_1() { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Point` is never constructed [INFO] [stderr] --> src/basic/type_system.rs:45:16 [INFO] [stderr] | [INFO] [stderr] 45 | pub struct Point { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test_1` is never used [INFO] [stderr] --> src/basic/type_system.rs:56:12 [INFO] [stderr] | [INFO] [stderr] 56 | pub fn test_1() { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test_2` is never used [INFO] [stderr] --> src/basic/type_system.rs:64:12 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn test_2() { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test_3` is never used [INFO] [stderr] --> src/basic/type_system.rs:74:12 [INFO] [stderr] | [INFO] [stderr] 74 | pub fn test_3() { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test_4` is never used [INFO] [stderr] --> src/basic/type_system.rs:85:12 [INFO] [stderr] | [INFO] [stderr] 85 | pub fn test_4() { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test_box` is never used [INFO] [stderr] --> src/basic/type_system.rs:100:8 [INFO] [stderr] | [INFO] [stderr] 100 | fn test_box() { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `point` is never used [INFO] [stderr] --> src/basic/type_system.rs:145:12 [INFO] [stderr] | [INFO] [stderr] 145 | pub fn point() { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test` is never used [INFO] [stderr] --> src/basic/threads.rs:55:8 [INFO] [stderr] | [INFO] [stderr] 55 | pub fn test() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test1` is never used [INFO] [stderr] --> src/basic/threads.rs:7:12 [INFO] [stderr] | [INFO] [stderr] 7 | pub fn test1() { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test` is never used [INFO] [stderr] --> src/basic/trait0.rs:74:8 [INFO] [stderr] | [INFO] [stderr] 74 | pub fn test() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test_deref` is never used [INFO] [stderr] --> src/basic/trait0.rs:4:12 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn test_deref() { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/basic/trait0.rs:10:20 [INFO] [stderr] | [INFO] [stderr] 9 | impl Point { [INFO] [stderr] | ---------------- associated function in this implementation [INFO] [stderr] 10 | pub fn new(x: T, y: T) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test_deref2` is never used [INFO] [stderr] --> src/basic/trait0.rs:28:12 [INFO] [stderr] | [INFO] [stderr] 28 | pub fn test_deref2() { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/basic/trait0.rs:38:20 [INFO] [stderr] | [INFO] [stderr] 37 | impl P2 { [INFO] [stderr] | ------------- associated function in this implementation [INFO] [stderr] 38 | pub fn new(t: T) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function `test_default` is never used [INFO] [stderr] --> src/basic/trait0.rs:57:12 [INFO] [stderr] | [INFO] [stderr] 57 | pub fn test_default() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `MarkdownFormatter` is never constructed [INFO] [stderr] --> src/basic/trait0.rs:86:16 [INFO] [stderr] | [INFO] [stderr] 86 | pub struct MarkdownFormatter; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `RustFormatter` is never constructed [INFO] [stderr] --> src/basic/trait0.rs:94:16 [INFO] [stderr] | [INFO] [stderr] 94 | pub struct RustFormatter; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: methods `pop` and `into_iter` are never used [INFO] [stderr] --> src/list/second.rs:49:12 [INFO] [stderr] | [INFO] [stderr] 28 | impl List { [INFO] [stderr] | ----------------- methods in this implementation [INFO] [stderr] ... [INFO] [stderr] 49 | pub fn pop(&mut self) -> Option { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 88 | pub fn into_iter(self) -> IntoIter { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `IntoIter` is never constructed [INFO] [stderr] --> src/list/second.rs:135:12 [INFO] [stderr] | [INFO] [stderr] 135 | pub struct IntoIter(List); [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/live_coding/file_io.rs:22:12 [INFO] [stderr] | [INFO] [stderr] 21 | impl User { [INFO] [stderr] | --------- associated function in this implementation [INFO] [stderr] 22 | pub fn new(name: String, age: i32, genger: Genger) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: path statement drops value [INFO] [stderr] --> src/basic/type_system.rs:77:13 [INFO] [stderr] | [INFO] [stderr] 77 | p1; [INFO] [stderr] | ^^^ help: use `drop` to clarify the intent: `drop(p1);` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(path_statements)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/basic/type_system.rs:160:13 [INFO] [stderr] | [INFO] [stderr] 160 | &pp; [INFO] [stderr] | ^^^ the borrow produces a value [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] running 18 tests [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] 160 | let _ = &pp; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: constant `Foo` should have an upper case name [INFO] [stderr] --> src/basic/threads.rs:9:20 [INFO] [stderr] | [INFO] [stderr] 9 | static Foo : RefCell = RefCell::new(1) [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stderr] help: convert the identifier to upper case (notice the capitalization) [INFO] [stderr] | [INFO] [stderr] 9 - static Foo : RefCell = RefCell::new(1) [INFO] [stderr] 9 + static FOO : RefCell = RefCell::new(1) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: module `dynTrait` should have a snake case name [INFO] [stderr] --> src/basic/trait0.rs:80:5 [INFO] [stderr] | [INFO] [stderr] 80 | mod dynTrait { [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `dyn_trait` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::slice::Iter` that must be used [INFO] [stderr] --> src/list/second.rs:127:9 [INFO] [stderr] | [INFO] [stderr] 127 | q.iter(); [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: iterators are lazy and do nothing unless consumed [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 127 | let _ = q.iter(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `rust-learn` (bin "rust-learn" test) generated 61 warnings (run `cargo fix --bin "rust-learn" --tests` to apply 10 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_learn-656deff4eaf6ac11) [INFO] [stdout] test basic::iter::test::test ... ok [INFO] [stdout] test basic::iter::test::test0 ... ok [INFO] [stdout] test basic::owner_ship::test::test1 ... ok [INFO] [stdout] test basic::iter::test::test2 ... ok [INFO] [stdout] test basic::owner_ship::test::test0 ... ok [INFO] [stdout] test basic::owner_ship::test::test2 ... ok [INFO] [stdout] test basic::threads::test::test1 ... ok [INFO] [stdout] test basic::trait0::test::test ... ok [INFO] [stdout] test basic::threads::test::test2 ... ok [INFO] [stdout] test basic::type_system::test::test ... ok [INFO] [stdout] test basic::type_system::test::test1 ... ok [INFO] [stdout] test list::first::test::basic ... ok [INFO] [stdout] test live_coding::fibonacci::test::test ... ok [INFO] [stdout] test basic::trait0::test::test_dyn ... ok [INFO] [stdout] test list::second::test::test_peek ... ok [INFO] [stdout] test live_coding::strtok::test::test ... ok [INFO] [stdout] test live_coding::encoder::test::test ... ok [INFO] [stdout] test live_coding::file_io::test::test ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- live_coding::file_io::test::test stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'live_coding::file_io::test::test' (44) panicked at src/live_coding/file_io.rs:61:31: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x62a611293aa2 - std::backtrace_rs::backtrace::libunwind::trace::h589a96ef7638b383 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x62a611293aa2 - std::backtrace_rs::backtrace::trace_unsynchronized::h23a30a7548c40de4 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x62a611293aa2 - std::sys::backtrace::_print_fmt::h87dabd6535c8c07a [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x62a611293aa2 - ::fmt::hffd20ad4e5eca8ab [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x62a6112a3cbf - core::fmt::rt::Argument::fmt::h75c83e3fd5ce2419 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x62a6112a3cbf - core::fmt::write::h6d9d3a7cfd7b84f5 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x62a6112612d3 - std::io::default_write_fmt::he11a713685e2464d [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x62a6112612d3 - std::io::Write::write_fmt::h9d08f7e050bd2612 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x62a61126d092 - std::sys::backtrace::BacktraceLock::print::hb28797143397220e [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x62a611271aef - std::panicking::default_hook::{{closure}}::h7555113b62983743 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x62a611271981 - std::panicking::default_hook::h2714b564abe8d914 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x62a61123017e - as core::ops::function::Fn>::call::h0e9de8cceb22406e [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 12: 0x62a61123017e - test::test_main_with_exit_callback::{{closure}}::h8125bd66cf4739d0 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x62a61127218e - as core::ops::function::Fn>::call::h1fd0a0802eaec16b [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 14: 0x62a61127218e - std::panicking::panic_with_hook::h190dc82263685ec5 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x62a611271f5a - std::panicking::panic_handler::{{closure}}::h8b036a1b366643ac [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:707:13 [INFO] [stdout] 16: 0x62a61126d1c9 - std::sys::backtrace::__rust_end_short_backtrace::h45affcfc0c830da8 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x62a61125553d - __rustc[9b67c8562bba447b]::rust_begin_unwind [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x62a6112ab810 - core::panicking::panic_fmt::hc084f85b1e76c16d [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x62a6112aaeb6 - core::result::unwrap_failed::hf926a4254073b4aa [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/result.rs:1852:5 [INFO] [stdout] 20: 0x62a6111f8010 - core::result::Result::unwrap::hfe87b04fd893d7b5 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/result.rs:1223:23 [INFO] [stdout] 21: 0x62a6111f8010 - rust_learn::live_coding::file_io::test::test::h6d11fa60f9a28625 [INFO] [stdout] at /opt/rustwide/workdir/src/live_coding/file_io.rs:61:31 [INFO] [stdout] 22: 0x62a6111f8247 - rust_learn::live_coding::file_io::test::test::{{closure}}::h211486055a752add [INFO] [stdout] at /opt/rustwide/workdir/src/live_coding/file_io.rs:58:14 [INFO] [stdout] 23: 0x62a6111f8f86 - core::ops::function::FnOnce::call_once::ha7d84c2353444575 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 24: 0x62a61122ff3b - core::ops::function::FnOnce::call_once::hdbf42be2a49fb464 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 25: 0x62a61122ff3b - test::__rust_begin_short_backtrace::h8ae08814d38cb356 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x62a611245a25 - test::run_test_in_process::{{closure}}::h54574ee4f414d690 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x62a611245a25 - as core::ops::function::FnOnce<()>>::call_once::h01a0b7e7aad1a501 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x62a611245a25 - std::panicking::catch_unwind::do_call::h23820e817c5612cd [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x62a611245a25 - std::panicking::catch_unwind::h89c73a1febce5587 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x62a611245a25 - std::panic::catch_unwind::h6f55caf410861914 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x62a611245a25 - test::run_test_in_process::h4db851878e5d3983 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x62a611245a25 - test::run_test::{{closure}}::h57e8c5acaceacd24 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x62a61121c414 - test::run_test::{{closure}}::he775ccc3a9d3b97e [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x62a61121c414 - std::sys::backtrace::__rust_begin_short_backtrace::hcd94d85d7765225a [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 35: 0x62a61121fc5a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha814de8393f07830 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 36: 0x62a61121fc5a - as core::ops::function::FnOnce<()>>::call_once::h8deb00af0abdeaf1 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x62a61121fc5a - std::panicking::catch_unwind::do_call::h1917979b0c279ea2 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:590:40 [INFO] [stdout] 38: 0x62a61121fc5a - std::panicking::catch_unwind::h791ad91fee6ce34e [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:553:19 [INFO] [stdout] 39: 0x62a61121fc5a - std::panic::catch_unwind::h982b8f40ed9c3cce [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x62a61121fc5a - std::thread::Builder::spawn_unchecked_::{{closure}}::h545e54700c945db4 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 41: 0x62a61121fc5a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb427481a5227d78a [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 42: 0x62a61126744f - as core::ops::function::FnOnce>::call_once::h1d452951a81e9d0a [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 43: 0x62a61126744f - std::sys::pal::unix::thread::Thread::new::thread_start::h29c84e109630689a [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/pal/unix/thread.rs:118:17 [INFO] [stdout] 44: 0x7ea049dd1aa4 - [INFO] [stdout] 45: 0x7ea049e5ea34 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] live_coding::file_io::test::test [INFO] [stdout] [INFO] [stdout] test result: FAILED. 17 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--bin rust-learn` [INFO] running `Command { std: "docker" "inspect" "0fba446484a6f25073235f32a2acc0d770b1038fad26d1adb69aa2159524a636", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0fba446484a6f25073235f32a2acc0d770b1038fad26d1adb69aa2159524a636", kill_on_drop: false }` [INFO] [stdout] 0fba446484a6f25073235f32a2acc0d770b1038fad26d1adb69aa2159524a636