[INFO] cloning repository https://github.com/raimon49/rust-string-and-text-study [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raimon49/rust-string-and-text-study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraimon49%2Frust-string-and-text-study", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraimon49%2Frust-string-and-text-study'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b2da83de6993a8da0e330d63b86117a4030922da [INFO] checking raimon49/rust-string-and-text-study against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraimon49%2Frust-string-and-text-study" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/raimon49/rust-string-and-text-study on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/raimon49/rust-string-and-text-study [INFO] finished tweaking git repo https://github.com/raimon49/rust-string-and-text-study [INFO] tweaked toml for git repo https://github.com/raimon49/rust-string-and-text-study written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/raimon49/rust-string-and-text-study already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0a18fda53ec9d3ae406c62369598c441f083561215a89510baf32838b096d13d [INFO] running `Command { std: "docker" "start" "-a" "0a18fda53ec9d3ae406c62369598c441f083561215a89510baf32838b096d13d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0a18fda53ec9d3ae406c62369598c441f083561215a89510baf32838b096d13d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a18fda53ec9d3ae406c62369598c441f083561215a89510baf32838b096d13d", kill_on_drop: false }` [INFO] [stdout] 0a18fda53ec9d3ae406c62369598c441f083561215a89510baf32838b096d13d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1476e1715ff7801365b452113581c0304230c5bf551570dea76027136d5c8ceb [INFO] running `Command { std: "docker" "start" "-a" "1476e1715ff7801365b452113581c0304230c5bf551570dea76027136d5c8ceb", kill_on_drop: false }` [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking ucd-util v0.1.8 [INFO] [stderr] Checking utf8-ranges v1.0.4 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking tinyvec v1.5.1 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking rust-string-and-text-study v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:515:42 [INFO] [stdout] | [INFO] [stdout] 515 | struct Complex { r: f64, i: f64 }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:565:42 [INFO] [stdout] | [INFO] [stdout] 565 | struct Complex { r: f64, i: f64 }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition: `log` [INFO] [stdout] --> src/main.rs:618:22 [INFO] [stdout] | [INFO] [stdout] 618 | macro_rules! log { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::BufRead` [INFO] [stdout] --> src/main.rs:668:13 [INFO] [stdout] | [INFO] [stdout] 668 | use std::io::BufRead; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:515:42 [INFO] [stdout] | [INFO] [stdout] 515 | struct Complex { r: f64, i: f64 }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:565:42 [INFO] [stdout] | [INFO] [stdout] 565 | struct Complex { r: f64, i: f64 }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition: `log` [INFO] [stdout] --> src/main.rs:618:22 [INFO] [stdout] | [INFO] [stdout] 618 | macro_rules! log { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::BufRead` [INFO] [stdout] --> src/main.rs:668:13 [INFO] [stdout] | [INFO] [stdout] 668 | use std::io::BufRead; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:662:9 [INFO] [stdout] | [INFO] [stdout] 662 | / ... lazy_static! { [INFO] [stdout] 663 | | ... // 3rd parthのlazy_staticクレートで提供されるマクロで宣言したSEMVERは [INFO] [stdout] 664 | | ... // 最初に参照解決されたタイミングまで初期化が遅延されるためRegex::new()のコストを1回きりに最小化できる ... [INFO] [stdout] 665 | | ... static ref SEMVER: Regex = Regex::new(r"(\d+)\.(\d+)\.(\d+)(-[-.[:alnum:]]*)?").expect("error parsing regex"); [INFO] [stdout] 666 | | ... } [INFO] [stdout] | |_______^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:662:9 [INFO] [stdout] | [INFO] [stdout] 662 | / ... lazy_static! { [INFO] [stdout] 663 | | ... // 3rd parthのlazy_staticクレートで提供されるマクロで宣言したSEMVERは [INFO] [stdout] 664 | | ... // 最初に参照解決されたタイミングまで初期化が遅延されるためRegex::new()のコストを1回きりに最小化できる ... [INFO] [stdout] 665 | | ... static ref SEMVER: Regex = Regex::new(r"(\d+)\.(\d+)\.(\d+)(-[-.[:alnum:]]*)?").expect("error parsing regex"); [INFO] [stdout] 666 | | ... } [INFO] [stdout] | |_______^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stdin` [INFO] [stdout] --> src/main.rs:670:13 [INFO] [stdout] | [INFO] [stdout] 670 | let stdin = std::io::stdin(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stdin` [INFO] [stdout] --> src/main.rs:670:13 [INFO] [stdout] | [INFO] [stdout] 670 | let stdin = std::io::stdin(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `r` [INFO] [stdout] --> src/main.rs:515:26 [INFO] [stdout] | [INFO] [stdout] 515 | struct Complex { r: f64, i: f64 }; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `i` [INFO] [stdout] --> src/main.rs:515:34 [INFO] [stdout] | [INFO] [stdout] 515 | struct Complex { r: f64, i: f64 }; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `logging_enabled` [INFO] [stdout] --> src/main.rs:595:12 [INFO] [stdout] | [INFO] [stdout] 595 | fn logging_enabled() -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `write_log_entry` [INFO] [stdout] --> src/main.rs:602:12 [INFO] [stdout] | [INFO] [stdout] 602 | fn write_log_entry(entry: std::fmt::Arguments) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.22s [INFO] running `Command { std: "docker" "inspect" "1476e1715ff7801365b452113581c0304230c5bf551570dea76027136d5c8ceb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1476e1715ff7801365b452113581c0304230c5bf551570dea76027136d5c8ceb", kill_on_drop: false }` [INFO] [stdout] 1476e1715ff7801365b452113581c0304230c5bf551570dea76027136d5c8ceb