[INFO] fetching crate gctree 0.35.0...
[INFO] checking gctree-0.35.0 against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] extracting crate gctree 0.35.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate gctree 0.35.0
[INFO] finished tweaking crates.io crate gctree 0.35.0
[INFO] tweaked toml for crates.io crate gctree 0.35.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gctree 0.35.0 on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gctree 0.35.0 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" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a1220fd6c7329953aafbd7f0b08e66f09c22cbaac2179b3ca0f06e41d39da35c
[INFO] running `Command { std: "docker" "start" "a1220fd6c7329953aafbd7f0b08e66f09c22cbaac2179b3ca0f06e41d39da35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1220fd6c7329953aafbd7f0b08e66f09c22cbaac2179b3ca0f06e41d39da35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a1220fd6c7329953aafbd7f0b08e66f09c22cbaac2179b3ca0f06e41d39da35c" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1220fd6c7329953aafbd7f0b08e66f09c22cbaac2179b3ca0f06e41d39da35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a1220fd6c7329953aafbd7f0b08e66f09c22cbaac2179b3ca0f06e41d39da35c" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking itertools v0.15.0
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling displaydoc v0.2.6
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking ioe v0.6.0
[INFO] [stderr]     Checking derive_more v2.1.1
[INFO] [stderr]     Checking gctree v0.35.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `append_garbage` and `dec_node_count` are never used
[INFO] [stdout]    --> src/new/arena.rs:211:8
[INFO] [stdout]     |
[INFO] [stdout]  60 | / impl<I, N, P, C> Arena<I, N, P, C>
[INFO] [stdout]  61 | | where
[INFO] [stdout]  62 | |     I: NodeIdx,
[INFO] [stdout]  63 | |     N: Default,
[INFO] [stdout]     | |_______________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 211 |       fn append_garbage(&self, nidxs: impl Iterator<Item = I>) {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 331 |       fn dec_node_count(&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: methods `append_garbage` and `dec_node_count` are never used
[INFO] [stdout]    --> src/new/arena.rs:211:8
[INFO] [stdout]     |
[INFO] [stdout]  60 | / impl<I, N, P, C> Arena<I, N, P, C>
[INFO] [stdout]  61 | | where
[INFO] [stdout]  62 | |     I: NodeIdx,
[INFO] [stdout]  63 | |     N: Default,
[INFO] [stdout]     | |_______________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 211 |       fn append_garbage(&self, nidxs: impl Iterator<Item = I>) {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 331 |       fn dec_node_count(&self) {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `paste`
[INFO] [stderr]   --> Cargo.toml:26:15
[INFO] [stderr]    |
[INFO] [stderr] 26 | [dependencies.paste]
[INFO] [stderr]    |               ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `paste`
[INFO] [stderr] warning: `gctree` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.46s
[INFO] running `Command { std: "docker" "inspect" "a1220fd6c7329953aafbd7f0b08e66f09c22cbaac2179b3ca0f06e41d39da35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1220fd6c7329953aafbd7f0b08e66f09c22cbaac2179b3ca0f06e41d39da35c", kill_on_drop: false }`
[INFO] [stdout] a1220fd6c7329953aafbd7f0b08e66f09c22cbaac2179b3ca0f06e41d39da35c
