[INFO] cloning repository https://github.com/syuni/rust-by-example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/syuni/rust-by-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyuni%2Frust-by-example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyuni%2Frust-by-example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b3f4cf9a5219e47165d823446a761a963ce48beb [INFO] testing syuni/rust-by-example against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyuni%2Frust-by-example" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/syuni/rust-by-example on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/syuni/rust-by-example [INFO] finished tweaking git repo https://github.com/syuni/rust-by-example [INFO] tweaked toml for git repo https://github.com/syuni/rust-by-example written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/syuni/rust-by-example already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: file found to be present in multiple build targets: /workspace/builds/worker-5/source/src/8_2_4.rs [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fd170d4a0a6300b0ba93ffd248882d401a74ddc83cf4374bb325aa36385d55dc [INFO] running `Command { std: "docker" "start" "-a" "fd170d4a0a6300b0ba93ffd248882d401a74ddc83cf4374bb325aa36385d55dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fd170d4a0a6300b0ba93ffd248882d401a74ddc83cf4374bb325aa36385d55dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd170d4a0a6300b0ba93ffd248882d401a74ddc83cf4374bb325aa36385d55dc", kill_on_drop: false }` [INFO] [stdout] fd170d4a0a6300b0ba93ffd248882d401a74ddc83cf4374bb325aa36385d55dc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c15608736dde19fd32c3c20ee584e0ac5eaab3f6a6cf3b6da4d0a2c301c57dd1 [INFO] running `Command { std: "docker" "start" "-a" "c15608736dde19fd32c3c20ee584e0ac5eaab3f6a6cf3b6da4d0a2c301c57dd1", kill_on_drop: false }` [INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/src/8_2_4.rs [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust-by-example v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::iter` [INFO] [stdout] --> src/9_4.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | use std::iter; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0601]: `main` function not found in crate `9_4` [INFO] [stdout] --> src/9_4.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / use std::ops::{Add, Mul, Sub}; [INFO] [stdout] 2 | | [INFO] [stdout] 3 | | macro_rules! assert_equal_len { [INFO] [stdout] 4 | | // `tt`（トークン木）識別子は演算子とトークン用の識別子です。 [INFO] [stdout] ... | [INFO] [stdout] 57 | | test!(sub_assign, 3u32, 2u32, 1u32); [INFO] [stdout] 58 | | } [INFO] [stdout] | |_^ consider adding a `main` function to `src/9_4.rs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/18_5_1.rs:14:60 [INFO] [stdout] | [INFO] [stdout] 14 | Err(why) => panic!("couldn't spawn wc: {}", Error::description(&why)), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/18_5_1.rs:23:69 [INFO] [stdout] | [INFO] [stdout] 23 | Err(why) => panic!("couldn't write to wc stdin: {}", Error::description(&why)), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/18_5_1.rs:31:66 [INFO] [stdout] | [INFO] [stdout] 31 | Err(why) => panic!("couldn't read wc stdout: {}", Error::description(&why)), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0601`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-by-example` due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/17_5_1.rs:48:32 [INFO] [stdout] | [INFO] [stdout] 48 | Err(why) => panic!(match why { [INFO] [stdout] | ________________________________^ [INFO] [stdout] 49 | | MathError::NegativeLogarithm => "logarithm of negative number", [INFO] [stdout] 50 | | MathError::DivisionByZero => "division by zero", [INFO] [stdout] 51 | | MathError::NegativeSquareRoot => "square root of negative number", [INFO] [stdout] 52 | | }), [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 48 | Err(why) => panic!("{}", match why { [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 48 | Err(why) => std::panic::panic_any(match why { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "c15608736dde19fd32c3c20ee584e0ac5eaab3f6a6cf3b6da4d0a2c301c57dd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c15608736dde19fd32c3c20ee584e0ac5eaab3f6a6cf3b6da4d0a2c301c57dd1", kill_on_drop: false }` [INFO] [stdout] c15608736dde19fd32c3c20ee584e0ac5eaab3f6a6cf3b6da4d0a2c301c57dd1