[INFO] cloning repository https://github.com/hearsay316/-Rust-by-example-learning [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hearsay316/-Rust-by-example-learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhearsay316%2F-Rust-by-example-learning", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhearsay316%2F-Rust-by-example-learning'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f243cbe85f359f7ff76bf8006e9ad09474b77226 [INFO] checking hearsay316/-Rust-by-example-learning against try#5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db for pr-143717 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhearsay316%2F-Rust-by-example-learning" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/hearsay316/-Rust-by-example-learning [INFO] finished tweaking git repo https://github.com/hearsay316/-Rust-by-example-learning [INFO] tweaked toml for git repo https://github.com/hearsay316/-Rust-by-example-learning written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/hearsay316/-Rust-by-example-learning on toolchain 5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/hearsay316/-Rust-by-example-learning 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" "+5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pin-project-lite v0.2.15 [INFO] [stderr] Downloaded proc-macro2 v1.0.92 [INFO] [stderr] Downloaded serde_derive v1.0.215 [INFO] [stderr] Downloaded syn v2.0.89 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.97 [INFO] [stderr] Downloaded ipnet v2.10.1 [INFO] [stderr] Downloaded security-framework-sys v2.12.1 [INFO] [stderr] Downloaded fastrand v2.2.0 [INFO] [stderr] Downloaded tempfile v3.14.0 [INFO] [stderr] Downloaded wasm-bindgen-futures v0.4.47 [INFO] [stderr] Downloaded anyhow v1.0.94 [INFO] [stderr] Downloaded serde v1.0.215 [INFO] [stderr] Downloaded object v0.36.5 [INFO] [stderr] Downloaded js-sys v0.3.74 [INFO] [stderr] Downloaded serde_json v1.0.135 [INFO] [stderr] Downloaded tokio v1.41.1 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.97 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.97 [INFO] [stderr] Downloaded libc v0.2.167 [INFO] [stderr] Downloaded cc v1.2.2 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.97 [INFO] 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"/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a40dbeadb102b579ac60c0738c67377a68163e9e2d43ea7581166eb386fface1 [INFO] running `Command { std: "docker" "start" "-a" "a40dbeadb102b579ac60c0738c67377a68163e9e2d43ea7581166eb386fface1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling libc v0.2.167 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking pin-project-lite v0.2.15 [INFO] [stderr] Compiling pkg-config v0.3.31 [INFO] [stderr] Checking once_cell v1.20.2 [INFO] [stderr] Checking bytes v1.9.0 [INFO] [stderr] Compiling cc v1.2.2 [INFO] [stderr] Checking litemap v0.7.4 [INFO] [stderr] Checking itoa v1.0.14 [INFO] [stderr] Compiling serde v1.0.215 [INFO] [stderr] Compiling openssl v0.10.68 [INFO] [stderr] Checking futures-task v0.3.31 [INFO] [stderr] Compiling httparse v1.9.5 [INFO] [stderr] Checking indexmap v2.7.0 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Compiling anyhow v1.0.94 [INFO] [stderr] Compiling serde_json v1.0.135 [INFO] [stderr] Checking futures-util 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[stderr] Checking reqwest v0.11.27 [INFO] [stderr] Checking Rust-by-example-learning v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `noisy_unused_variable` [INFO] [stdout] --> examples/变量绑定.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let noisy_unused_variable = 2u32; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_noisy_unused_variable` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `--crate-name` and `#[crate_name]` are required to match, but `属性crate` != `rary2` [INFO] [stdout] --> examples/属性crate.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![crate_name = "rary2"] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `length` and `height` are never read [INFO] [stdout] --> examples/泛型约束2.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 11 | struct Triangle { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 12 | length: f64, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 13 | height: f64, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0601]: `main` function not found in crate `属性crate` [INFO] [stdout] --> examples/属性crate.rs:13:2 [INFO] [stdout] | [INFO] [stdout] 13 | } [INFO] [stdout] | ^ consider adding a `main` function to `examples/属性crate.rs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0601`. [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Display`, `Formatter`, and `Result` [INFO] [stdout] --> examples/泛型约束.rs:1:23 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::{Debug, Display, Formatter, Result}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `Rust-by-example-learning` (example "属性crate") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: function `function` is never used [INFO] [stdout] --> examples/模块文件分层.rs:2:4 [INFO] [stdout] | [INFO] [stdout] 2 | fn function() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/泛型约束.rs:27:20 [INFO] [stdout] | [INFO] [stdout] 27 | struct S(Vec); [INFO] [stdout] | - ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `S` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `indireact_access` is never used [INFO] [stdout] --> examples/模块可见性.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn indireact_access() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `call_public_function_in_my_mod` is never used [INFO] [stdout] --> examples/模块可见性.rs:37:19 [INFO] [stdout] | [INFO] [stdout] 37 | pub(super) fn call_public_function_in_my_mod() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `funtion` is never used [INFO] [stdout] --> examples/模块可见性.rs:13:16 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn funtion() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> examples/解构枚举.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | _ => println!("这是错误"), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> examples/解构枚举.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 24 | Color::Red => println!("The color is Red "), [INFO] [stdout] | ---------- matches some of the same values [INFO] [stdout] 25 | Color::Blue => println!("The color is Blue"), [INFO] [stdout] | ----------- matches some of the same values [INFO] [stdout] 26 | Color::Green => println!("The color is Green"), [INFO] [stdout] | ------------ matches some of the same values [INFO] [stdout] 27 | Color::RBG(r, g, b) => println!("Red:{},green:{},blue:{}", r, g, b), [INFO] [stdout] | ------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 31 | _ => println!("这是错误"), [INFO] [stdout] | ^ ...and 3 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Pen` is never constructed [INFO] [stdout] --> examples/解构枚举.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct Pen { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> examples/学习SelfTy.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let a = "1".parse::().unwrap(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `op` is never used [INFO] [stdout] --> examples/标准库结果Result.rs:56:4 [INFO] [stdout] | [INFO] [stdout] 56 | fn op(x: f64, y: f64) -> f64 { [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a40dbeadb102b579ac60c0738c67377a68163e9e2d43ea7581166eb386fface1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a40dbeadb102b579ac60c0738c67377a68163e9e2d43ea7581166eb386fface1", kill_on_drop: false }` [INFO] [stdout] a40dbeadb102b579ac60c0738c67377a68163e9e2d43ea7581166eb386fface1