[INFO] cloning repository https://github.com/zhangyut/rquark [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhangyut/rquark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangyut%2Frquark", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangyut%2Frquark'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 68753a0df2eb6b92d69314a521ca6086411cf4a0 [INFO] checking zhangyut/rquark against try#cd420d8bda33494ba3cc45048d5f067484a32b94 for pr-140209-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangyut%2Frquark" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zhangyut/rquark on toolchain cd420d8bda33494ba3cc45048d5f067484a32b94 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zhangyut/rquark [INFO] finished tweaking git repo https://github.com/zhangyut/rquark [INFO] tweaked toml for git repo https://github.com/zhangyut/rquark written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/zhangyut/rquark 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" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 55fb6e8c7b6f08f7c0d60e6b259f9379b2e4cf269e9b150d5d60212dfe675061 [INFO] running `Command { std: "docker" "start" "-a" "55fb6e8c7b6f08f7c0d60e6b259f9379b2e4cf269e9b150d5d60212dfe675061", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "55fb6e8c7b6f08f7c0d60e6b259f9379b2e4cf269e9b150d5d60212dfe675061", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55fb6e8c7b6f08f7c0d60e6b259f9379b2e4cf269e9b150d5d60212dfe675061", kill_on_drop: false }` [INFO] [stdout] 55fb6e8c7b6f08f7c0d60e6b259f9379b2e4cf269e9b150d5d60212dfe675061 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 37f9cc96a99905c6974fe07af2876384fb21c885bf73ddf687161f53c1d0286e [INFO] running `Command { std: "docker" "start" "-a" "37f9cc96a99905c6974fe07af2876384fb21c885bf73ddf687161f53c1d0286e", kill_on_drop: false }` [INFO] [stderr] Checking rquark v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Task` is never constructed [INFO] [stdout] --> src/task.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct Task<'a, T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `add_cmd`, `clear_cmd`, `at`, and `len` are never used [INFO] [stdout] --> src/task.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 7 | impl<'a, T> Task<'a, T> { [INFO] [stdout] | ----------------------- associated items in this implementation [INFO] [stdout] 8 | fn new(id: u64, user: &'a str) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 15 | fn add_cmd(&mut self, cmd: T) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | fn clear_cmd(&mut self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | fn at(&self, i: usize) -> &T { [INFO] [stdout] | ^^ [INFO] [stdout] ... [INFO] [stdout] 24 | fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `to_str` and `to_json` are never used [INFO] [stdout] --> src/task.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 29 | pub trait RawResult { [INFO] [stdout] | --------- methods in this trait [INFO] [stdout] 30 | fn to_str(&self) -> &str; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 31 | fn to_json(&self) -> &str; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TaskResult` is never constructed [INFO] [stdout] --> src/task.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct TaskResult { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `get_id`, `get_code`, `get_result`, and `result_to_str` are never used [INFO] [stdout] --> src/task.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 40 | impl TaskResult { [INFO] [stdout] | -------------------------------- associated items in this implementation [INFO] [stdout] 41 | fn new(id: u64, code: u8, result: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 48 | fn get_id(&self) -> &u64 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | fn get_code(&self) -> &u8 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | fn get_result(&self) -> &T { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | fn result_to_str(&self) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/task.rs:72:8 [INFO] [stdout] | [INFO] [stdout] 71 | impl<'a> EmptyResult<'a> { [INFO] [stdout] | ------------------------ associated function in this implementation [INFO] [stdout] 72 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `succeed` is never used [INFO] [stdout] --> src/task.rs:85:4 [INFO] [stdout] | [INFO] [stdout] 85 | fn succeed<'a>(id: u64) -> TaskResult> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `succeed_with_result` is never used [INFO] [stdout] --> src/task.rs:88:4 [INFO] [stdout] | [INFO] [stdout] 88 | fn succeed_with_result(id: u64, result: T) -> TaskResult { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `user` is never read [INFO] [stdout] --> src/task.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct Task<'a, T> { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 2 | id: u64, [INFO] [stdout] 3 | user: &'a str, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `clear_cmd` and `len` are never used [INFO] [stdout] --> src/task.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 7 | impl<'a, T> Task<'a, T> { [INFO] [stdout] | ----------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 18 | fn clear_cmd(&mut self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_json` is never used [INFO] [stdout] --> src/task.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 29 | pub trait RawResult { [INFO] [stdout] | --------- method in this trait [INFO] [stdout] 30 | fn to_str(&self) -> &str; [INFO] [stdout] 31 | fn to_json(&self) -> &str; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_id` and `get_code` are never used [INFO] [stdout] --> src/task.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 40 | impl TaskResult { [INFO] [stdout] | -------------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 48 | fn get_id(&self) -> &u64 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | fn get_code(&self) -> &u8 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `succeed_with_result` is never used [INFO] [stdout] --> src/task.rs:88:4 [INFO] [stdout] | [INFO] [stdout] 88 | fn succeed_with_result(id: u64, result: T) -> TaskResult { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `string` is never used [INFO] [stdout] --> src/task.rs:103:12 [INFO] [stdout] | [INFO] [stdout] 99 | impl MyCmd { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 103 | fn string(&self) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `myRet` should have a snake case name [INFO] [stdout] --> src/task.rs:146:13 [INFO] [stdout] | [INFO] [stdout] 146 | let myRet = MyResult::new(err_msg); [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `my_ret` [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 0.06s [INFO] running `Command { std: "docker" "inspect" "37f9cc96a99905c6974fe07af2876384fb21c885bf73ddf687161f53c1d0286e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37f9cc96a99905c6974fe07af2876384fb21c885bf73ddf687161f53c1d0286e", kill_on_drop: false }` [INFO] [stdout] 37f9cc96a99905c6974fe07af2876384fb21c885bf73ddf687161f53c1d0286e