[INFO] cloning repository https://github.com/yanfenglee/threadpool [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yanfenglee/threadpool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyanfenglee%2Fthreadpool"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyanfenglee%2Fthreadpool'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 2acf1a367103976653757641b9a475f6af7d3705 [INFO] checking yanfenglee/threadpool against master#73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de for pr-68325 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyanfenglee%2Fthreadpool" "/workspace/builds/worker-12/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yanfenglee/threadpool on toolchain 73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de [INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/yanfenglee/threadpool [INFO] finished tweaking git repo https://github.com/yanfenglee/threadpool [INFO] tweaked toml for git repo https://github.com/yanfenglee/threadpool written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/yanfenglee/threadpool already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 88716ee6c6c730c126ca67bbbeae0f946848bafb1b7fdcc4013b4ddb7ba313f4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "88716ee6c6c730c126ca67bbbeae0f946848bafb1b7fdcc4013b4ddb7ba313f4"` [INFO] [stderr] Checking threadpool v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: field is never read: `id` [INFO] [stderr] --> src/lib.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | id: usize, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `id` [INFO] [stderr] --> src/lib.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | id: usize, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.27s [INFO] running `"docker" "inspect" "88716ee6c6c730c126ca67bbbeae0f946848bafb1b7fdcc4013b4ddb7ba313f4"` [INFO] running `"docker" "rm" "-f" "88716ee6c6c730c126ca67bbbeae0f946848bafb1b7fdcc4013b4ddb7ba313f4"` [INFO] [stdout] 88716ee6c6c730c126ca67bbbeae0f946848bafb1b7fdcc4013b4ddb7ba313f4