[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#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwfy%2Frust-learn" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/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-1-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jwfy/rust-learn on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 13e4d4b1a4e2d58642bbce0ba2bff82334f2df3f3b0e300d95e60000452286aa [INFO] running `Command { std: "docker" "start" "-a" "13e4d4b1a4e2d58642bbce0ba2bff82334f2df3f3b0e300d95e60000452286aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "13e4d4b1a4e2d58642bbce0ba2bff82334f2df3f3b0e300d95e60000452286aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13e4d4b1a4e2d58642bbce0ba2bff82334f2df3f3b0e300d95e60000452286aa", kill_on_drop: false }` [INFO] [stdout] 13e4d4b1a4e2d58642bbce0ba2bff82334f2df3f3b0e300d95e60000452286aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 652c6126d73a9842895009525948c37ff4d0ffc4138f97bb3bc39d4a3a277907 [INFO] running `Command { std: "docker" "start" "-a" "652c6126d73a9842895009525948c37ff4d0ffc4138f97bb3bc39d4a3a277907", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [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 ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling quote v1.0.9 [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)]` 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)]` 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)]` 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)]` 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)]` 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] = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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: fields `x` and `y` are never read [INFO] [stdout] --> src/basic/trait0.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 58 | struct Point { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 59 | x: i32, [INFO] [stdout] | ^ [INFO] [stdout] 60 | y: i32, [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: 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)]` 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)]` 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] | ^^^ help: convert the identifier to upper case (notice the capitalization): `FOO` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.48s [INFO] running `Command { std: "docker" "inspect" "652c6126d73a9842895009525948c37ff4d0ffc4138f97bb3bc39d4a3a277907", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "652c6126d73a9842895009525948c37ff4d0ffc4138f97bb3bc39d4a3a277907", kill_on_drop: false }` [INFO] [stdout] 652c6126d73a9842895009525948c37ff4d0ffc4138f97bb3bc39d4a3a277907 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 2ea34d8a146e244443d4488e7110e96fd83b37fbcf01146029305a06b3a92805 [INFO] running `Command { std: "docker" "start" "-a" "2ea34d8a146e244443d4488e7110e96fd83b37fbcf01146029305a06b3a92805", 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)]` 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)]` 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)]` 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)]` 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)]` 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)]` 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] = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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: fields `x` and `y` are never read [INFO] [stdout] --> src/basic/trait0.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 58 | struct Point { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 59 | x: i32, [INFO] [stdout] | ^ [INFO] [stdout] 60 | y: i32, [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)]` 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)]` 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] | ^^^ help: convert the identifier to upper case (notice the capitalization): `FOO` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [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)]` 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 1.04s [INFO] running `Command { std: "docker" "inspect" "2ea34d8a146e244443d4488e7110e96fd83b37fbcf01146029305a06b3a92805", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ea34d8a146e244443d4488e7110e96fd83b37fbcf01146029305a06b3a92805", kill_on_drop: false }` [INFO] [stdout] 2ea34d8a146e244443d4488e7110e96fd83b37fbcf01146029305a06b3a92805 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 24bdc424fcb683d9c6985d5d6e4ad57deb3169edc08854e11d6f46564eaaf3e3 [INFO] running `Command { std: "docker" "start" "-a" "24bdc424fcb683d9c6985d5d6e4ad57deb3169edc08854e11d6f46564eaaf3e3", 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)]` 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)]` 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)]` 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)]` 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)]` 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)]` 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] = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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: fields `x` and `y` are never read [INFO] [stderr] --> src/basic/trait0.rs:59:13 [INFO] [stderr] | [INFO] [stderr] 58 | struct Point { [INFO] [stderr] | ----- fields in this struct [INFO] [stderr] 59 | x: i32, [INFO] [stderr] | ^ [INFO] [stderr] 60 | y: i32, [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)]` 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] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` 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] | ^^^ help: convert the identifier to upper case (notice the capitalization): `FOO` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [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)]` 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 62 warnings (run `cargo fix --bin "rust-learn" --tests` to apply 9 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/rust_learn-5ed1ca52ea732344) [INFO] [stdout] [INFO] [stdout] running 18 tests [INFO] [stdout] test basic::iter::test::test0 ... ok [INFO] [stdout] test basic::owner_ship::test::test1 ... ok [INFO] [stdout] test basic::iter::test::test ... ok [INFO] [stdout] test basic::threads::test::test1 ... ok [INFO] [stdout] test basic::owner_ship::test::test2 ... ok [INFO] [stdout] test basic::threads::test::test2 ... ok [INFO] [stdout] test basic::trait0::test::test ... ok [INFO] [stdout] test basic::trait0::test::test_dyn ... ok [INFO] [stdout] test basic::type_system::test::test ... ok [INFO] [stdout] test basic::type_system::test::test1 ... ok [INFO] [stdout] test basic::iter::test::test2 ... ok [INFO] [stdout] test basic::owner_ship::test::test0 ... ok [INFO] [stdout] test list::second::test::test_peek ... ok [INFO] [stdout] test list::first::test::basic ... ok [INFO] [stdout] test live_coding::encoder::test::test ... ok [INFO] [stdout] test live_coding::fibonacci::test::test ... ok [INFO] [stdout] test live_coding::strtok::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' 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: 0x7eb281b34c62 - std::backtrace_rs::backtrace::libunwind::trace::h559918daaaf51ab7 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x7eb281b34c62 - std::backtrace_rs::backtrace::trace_unsynchronized::hb04fbcf80d07af8b [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x7eb281b34c62 - std::sys::backtrace::_print_fmt::h7c0bbbbfac0065d4 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x7eb281b34c62 - ::fmt::hb62c8ed31943daa5 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x7eb281b6eee3 - core::fmt::rt::Argument::fmt::he5eaa7dd607ed4c9 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x7eb281b6eee3 - core::fmt::write::h375399f8cb90b45a [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/fmt/mod.rs:1460:25 [INFO] [stdout] 6: 0x7eb281b31f93 - std::io::default_write_fmt::hdc1b4dd565dd0099 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x7eb281b31f93 - std::io::Write::write_fmt::h29f6044e9bc43c23 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x7eb281b34ab2 - std::sys::backtrace::BacktraceLock::print::ha189c586374f916a [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x7eb281b3623c - std::panicking::default_hook::{{closure}}::ha3a26c98ff210e12 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:300:27 [INFO] [stdout] 10: 0x7eb281b36092 - std::panicking::default_hook::h8c8a86b4390ab794 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:324:9 [INFO] [stdout] 11: 0x7eb281b017e4 - as core::ops::function::Fn>::call::ha39ae63ed1e9a130 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1980:9 [INFO] [stdout] 12: 0x7eb281b017e4 - test::test_main_with_exit_callback::{{closure}}::h9df7c328ebe18c28 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x7eb281b36ca3 - as core::ops::function::Fn>::call::h96b7201b552e9069 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1980:9 [INFO] [stdout] 14: 0x7eb281b36ca3 - std::panicking::rust_panic_with_hook::hb3b66c2e80efa371 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:841:13 [INFO] [stdout] 15: 0x7eb281b3698a - std::panicking::begin_panic_handler::{{closure}}::h9c68d0f839e62070 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:706:13 [INFO] [stdout] 16: 0x7eb281b35169 - std::sys::backtrace::__rust_end_short_backtrace::h68d22ddde4a73ad6 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:168:18 [INFO] [stdout] 17: 0x7eb281b3661d - __rustc[f4ffc7196a45a630]::rust_begin_unwind [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:697:5 [INFO] [stdout] 18: 0x7eb281a9ee10 - core::panicking::panic_fmt::h8cdd4c81eb9069aa [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x7eb281a9f246 - core::result::unwrap_failed::h8476ffaa6db8205b [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/result.rs:1761:5 [INFO] [stdout] 20: 0x7eb281aabec0 - core::result::Result::unwrap::h455b286c1b42509f [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/result.rs:1167:23 [INFO] [stdout] 21: 0x7eb281aabec0 - rust_learn::live_coding::file_io::test::test::hb69adde103fdb8a6 [INFO] [stdout] at /opt/rustwide/workdir/src/live_coding/file_io.rs:61:31 [INFO] [stdout] 22: 0x7eb281aabda7 - rust_learn::live_coding::file_io::test::test::{{closure}}::ha286622e9161b96d [INFO] [stdout] at /opt/rustwide/workdir/src/live_coding/file_io.rs:58:14 [INFO] [stdout] 23: 0x7eb281aa8606 - core::ops::function::FnOnce::call_once::hcceb06d76a8328fa [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x7eb281b06edb - core::ops::function::FnOnce::call_once::h9633dcf760ae81b2 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x7eb281b06edb - test::__rust_begin_short_backtrace::h12ad5e04c8d7b4a5 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:648:18 [INFO] [stdout] 26: 0x7eb281b0614e - test::run_test_in_process::{{closure}}::he596b4fd3fa4893c [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:671:74 [INFO] [stdout] 27: 0x7eb281b0614e - as core::ops::function::FnOnce<()>>::call_once::hc746bc3fa75190e0 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x7eb281b0614e - std::panicking::catch_unwind::do_call::hf4843906108d6299 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:589:40 [INFO] [stdout] 29: 0x7eb281b0614e - std::panicking::catch_unwind::h849d4e8b03577bb9 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:552:19 [INFO] [stdout] 30: 0x7eb281b0614e - std::panic::catch_unwind::ha1f814c1dec025d2 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x7eb281b0614e - test::run_test_in_process::h542aad3fe61255e7 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:671:27 [INFO] [stdout] 32: 0x7eb281b0614e - test::run_test::{{closure}}::h612788d75908cb63 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:592:43 [INFO] [stdout] 33: 0x7eb281acafd4 - test::run_test::{{closure}}::hbfeea3bcb7245123 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:622:41 [INFO] [stdout] 34: 0x7eb281acafd4 - std::sys::backtrace::__rust_begin_short_backtrace::h72542b83b4f87d5b [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:152:18 [INFO] [stdout] 35: 0x7eb281ace7ca - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hff26a7547ea762c9 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 36: 0x7eb281ace7ca - as core::ops::function::FnOnce<()>>::call_once::hbee49bc759312884 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x7eb281ace7ca - std::panicking::catch_unwind::do_call::h61de12ce5e04e28f [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:589:40 [INFO] [stdout] 38: 0x7eb281ace7ca - std::panicking::catch_unwind::h454dd49873d22e18 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:552:19 [INFO] [stdout] 39: 0x7eb281ace7ca - std::panic::catch_unwind::h5c15187324f8cebb [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x7eb281ace7ca - std::thread::Builder::spawn_unchecked_::{{closure}}::hbc9d9c7427673d42 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 41: 0x7eb281ace7ca - core::ops::function::FnOnce::call_once{{vtable.shim}}::hefd458a129ddca13 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x7eb281b396f7 - as core::ops::function::FnOnce>::call_once::h2d6e2e526b02c3da [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1966:9 [INFO] [stdout] 43: 0x7eb281b396f7 - as core::ops::function::FnOnce>::call_once::h1aefced482b33c72 [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1966:9 [INFO] [stdout] 44: 0x7eb281b396f7 - std::sys::pal::unix::thread::Thread::new::thread_start::h7c9c6951b48f721d [INFO] [stdout] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/pal/unix/thread.rs:97:17 [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 0.08s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--bin rust-learn` [INFO] running `Command { std: "docker" "inspect" "24bdc424fcb683d9c6985d5d6e4ad57deb3169edc08854e11d6f46564eaaf3e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24bdc424fcb683d9c6985d5d6e4ad57deb3169edc08854e11d6f46564eaaf3e3", kill_on_drop: false }` [INFO] [stdout] 24bdc424fcb683d9c6985d5d6e4ad57deb3169edc08854e11d6f46564eaaf3e3