[INFO] cloning repository https://github.com/rayros/lru-cache-with-weight
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rayros/lru-cache-with-weight" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frayros%2Flru-cache-with-weight", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frayros%2Flru-cache-with-weight'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2a185c3e5c4d8ddead4b25951079e2497070da5b
[INFO] checking rayros/lru-cache-with-weight/2a185c3e5c4d8ddead4b25951079e2497070da5b against master#683dd08db5808c41baceef49368fc82a6c4767bb for pr-149137
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frayros%2Flru-cache-with-weight" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rayros/lru-cache-with-weight
[INFO] finished tweaking git repo https://github.com/rayros/lru-cache-with-weight
[INFO] tweaked toml for git repo https://github.com/rayros/lru-cache-with-weight written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rayros/lru-cache-with-weight on toolchain 683dd08db5808c41baceef49368fc82a6c4767bb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+683dd08db5808c41baceef49368fc82a6c4767bb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rayros/lru-cache-with-weight 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" "+683dd08db5808c41baceef49368fc82a6c4767bb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+683dd08db5808c41baceef49368fc82a6c4767bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dbe8dc3352b008ea572ff366d4fd5a6d1a8d09319b301d72c351f2abfb237160
[INFO] running `Command { std: "docker" "start" "-a" "dbe8dc3352b008ea572ff366d4fd5a6d1a8d09319b301d72c351f2abfb237160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbe8dc3352b008ea572ff366d4fd5a6d1a8d09319b301d72c351f2abfb237160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbe8dc3352b008ea572ff366d4fd5a6d1a8d09319b301d72c351f2abfb237160", kill_on_drop: false }`
[INFO] [stdout] dbe8dc3352b008ea572ff366d4fd5a6d1a8d09319b301d72c351f2abfb237160
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+683dd08db5808c41baceef49368fc82a6c4767bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40c9f819fdf3e214b53602f3d2085f633b95c8a2b049a7895dd475303f5b576f
[INFO] running `Command { std: "docker" "start" "-a" "40c9f819fdf3e214b53602f3d2085f633b95c8a2b049a7895dd475303f5b576f", kill_on_drop: false }`
[INFO] [stderr]     Checking kesh v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new_with_max_freq` is never used
[INFO] [stdout]   --> src/fifo_reinserion.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | / impl<K, V> FIFOReinsertion<K, V>
[INFO] [stdout] 31 | | where
[INFO] [stdout] 32 | |     K: Eq + Hash + Debug + Clone,
[INFO] [stdout] 33 | |     V: Debug,
[INFO] [stdout]    | |_____________- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 47 |       pub fn new_with_max_freq(capacity: usize, max_freq: usize) -> Self {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_with_max_freq` is never used
[INFO] [stdout]   --> src/fifo_reinserion.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | / impl<K, V> FIFOReinsertion<K, V>
[INFO] [stdout] 31 | | where
[INFO] [stdout] 32 | |     K: Eq + Hash + Debug + Clone,
[INFO] [stdout] 33 | |     V: Debug,
[INFO] [stdout]    | |_____________- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 47 |       pub fn new_with_max_freq(capacity: usize, max_freq: usize) -> Self {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "40c9f819fdf3e214b53602f3d2085f633b95c8a2b049a7895dd475303f5b576f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40c9f819fdf3e214b53602f3d2085f633b95c8a2b049a7895dd475303f5b576f", kill_on_drop: false }`
[INFO] [stdout] 40c9f819fdf3e214b53602f3d2085f633b95c8a2b049a7895dd475303f5b576f