[INFO] cloning repository https://github.com/ashdnazg/CorrodedQueue [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ashdnazg/CorrodedQueue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashdnazg%2FCorrodedQueue", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashdnazg%2FCorrodedQueue'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 00a27573acf49c578e80c7ad5406103e585abfe2 [INFO] testing ashdnazg/CorrodedQueue against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashdnazg%2FCorrodedQueue" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ashdnazg/CorrodedQueue on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ashdnazg/CorrodedQueue [INFO] finished tweaking git repo https://github.com/ashdnazg/CorrodedQueue [INFO] tweaked toml for git repo https://github.com/ashdnazg/CorrodedQueue written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/ashdnazg/CorrodedQueue already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d9cab321ed243f521ea260a09c246a7cad1cc1f9ef48811d058bc8b2b6913d6e [INFO] running `Command { std: "docker" "start" "-a" "d9cab321ed243f521ea260a09c246a7cad1cc1f9ef48811d058bc8b2b6913d6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d9cab321ed243f521ea260a09c246a7cad1cc1f9ef48811d058bc8b2b6913d6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9cab321ed243f521ea260a09c246a7cad1cc1f9ef48811d058bc8b2b6913d6e", kill_on_drop: false }` [INFO] [stdout] d9cab321ed243f521ea260a09c246a7cad1cc1f9ef48811d058bc8b2b6913d6e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5b4661de9dab71cd14cb7484261aeffd0ad685b7639b275b7c43747deb581531 [INFO] running `Command { std: "docker" "start" "-a" "5b4661de9dab71cd14cb7484261aeffd0ad685b7639b275b7c43747deb581531", kill_on_drop: false }` [INFO] [stderr] Compiling queue v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `element` [INFO] [stdout] --> src/main.rs:61:9 [INFO] [stdout] | [INFO] [stdout] 61 | let element = queue.try_dequeue(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_element` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `item` [INFO] [stdout] --> src/main.rs:15:48 [INFO] [stdout] | [INFO] [stdout] 15 | fn enqueue(&self, item: T) -> bool { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_item` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hashedId` [INFO] [stdout] --> src/main.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | let hashedId = hash(id); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hashedId` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `t` [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | t: T, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(thread_id_value)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `hashedId` should have a snake case name [INFO] [stdout] --> src/main.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | let hashedId = hash(id); [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `hashed_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `queue` due to 2 previous errors; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "5b4661de9dab71cd14cb7484261aeffd0ad685b7639b275b7c43747deb581531", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b4661de9dab71cd14cb7484261aeffd0ad685b7639b275b7c43747deb581531", kill_on_drop: false }` [INFO] [stdout] 5b4661de9dab71cd14cb7484261aeffd0ad685b7639b275b7c43747deb581531