[INFO] cloning repository https://github.com/AldieNightStar/rust_sample_nodes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AldieNightStar/rust_sample_nodes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAldieNightStar%2Frust_sample_nodes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAldieNightStar%2Frust_sample_nodes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d604c56de8f5117b00283df1cb884957832ead0
[INFO] checking AldieNightStar/rust_sample_nodes against try#e117153a45c546e883c1f91d82611775fcaeffe0 for pr-146470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAldieNightStar%2Frust_sample_nodes" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AldieNightStar/rust_sample_nodes
[INFO] finished tweaking git repo https://github.com/AldieNightStar/rust_sample_nodes
[INFO] tweaked toml for git repo https://github.com/AldieNightStar/rust_sample_nodes written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AldieNightStar/rust_sample_nodes on toolchain e117153a45c546e883c1f91d82611775fcaeffe0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AldieNightStar/rust_sample_nodes 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" "+e117153a45c546e883c1f91d82611775fcaeffe0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccacf3a7f4d7a6c6c0910d1883ccd9f20f0ff95b3c90c0f9fee4b420865840e9
[INFO] running `Command { std: "docker" "start" "-a" "ccacf3a7f4d7a6c6c0910d1883ccd9f20f0ff95b3c90c0f9fee4b420865840e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccacf3a7f4d7a6c6c0910d1883ccd9f20f0ff95b3c90c0f9fee4b420865840e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccacf3a7f4d7a6c6c0910d1883ccd9f20f0ff95b3c90c0f9fee4b420865840e9", kill_on_drop: false }`
[INFO] [stdout] ccacf3a7f4d7a6c6c0910d1883ccd9f20f0ff95b3c90c0f9fee4b420865840e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 284ededbba2c3bc0c064c6ce464a6f59962a5313d1d2bc83cc1d659a7bb545d4
[INFO] running `Command { std: "docker" "start" "-a" "284ededbba2c3bc0c064c6ce464a6f59962a5313d1d2bc83cc1d659a7bb545d4", kill_on_drop: false }`
[INFO] [stderr]     Checking xxx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `next` is never used
[INFO] [stdout]   --> src/nodes.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl<T> Node<T> {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn next(&self) -> Option<&Node<T>> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next` is never used
[INFO] [stdout]   --> src/nodes.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl<T> Node<T> {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn next(&self) -> Option<&Node<T>> {
[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 0.17s
[INFO] running `Command { std: "docker" "inspect" "284ededbba2c3bc0c064c6ce464a6f59962a5313d1d2bc83cc1d659a7bb545d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "284ededbba2c3bc0c064c6ce464a6f59962a5313d1d2bc83cc1d659a7bb545d4", kill_on_drop: false }`
[INFO] [stdout] 284ededbba2c3bc0c064c6ce464a6f59962a5313d1d2bc83cc1d659a7bb545d4
