[INFO] fetching crate bitgrid 0.1.0...
[INFO] checking bitgrid-0.1.0 against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] extracting crate bitgrid 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate bitgrid 0.1.0
[INFO] finished tweaking crates.io crate bitgrid 0.1.0
[INFO] tweaked toml for crates.io crate bitgrid 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bitgrid 0.1.0 on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bitgrid 0.1.0 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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1b118edca1bfb93a07c91eb14100aefadd6ac688b054857791bef9d06a7702e
[INFO] running `Command { std: "docker" "start" "-a" "c1b118edca1bfb93a07c91eb14100aefadd6ac688b054857791bef9d06a7702e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1b118edca1bfb93a07c91eb14100aefadd6ac688b054857791bef9d06a7702e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1b118edca1bfb93a07c91eb14100aefadd6ac688b054857791bef9d06a7702e", kill_on_drop: false }`
[INFO] [stdout] c1b118edca1bfb93a07c91eb14100aefadd6ac688b054857791bef9d06a7702e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5aca93d2f740f1469665d260598c12346f89f66da7193b1ca8f70fdf654adce6
[INFO] running `Command { std: "docker" "start" "-a" "5aca93d2f740f1469665d260598c12346f89f66da7193b1ca8f70fdf654adce6", kill_on_drop: false }`
[INFO] [stderr]     Checking bitgrid v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `vec::Vec`
[INFO] [stdout]   --> src/lib.rs:44:25
[INFO] [stdout]    |
[INFO] [stdout] 44 | use alloc::{boxed::Box, vec::Vec};
[INFO] [stdout]    |                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vec::Vec`
[INFO] [stdout]   --> src/lib.rs:44:25
[INFO] [stdout]    |
[INFO] [stdout] 44 | use alloc::{boxed::Box, vec::Vec};
[INFO] [stdout]    |                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BitGrid`
[INFO] [stdout]    --> src/lib.rs:452:17
[INFO] [stdout]     |
[INFO] [stdout] 452 |     use super::{BitGrid, BitGrid2D, BitGrid3D, Word};
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:254:17
[INFO] [stdout]     |
[INFO] [stdout] 254 |     pub fn iter(&self) -> BitIter<WRD, N> {
[INFO] [stdout]     |                 ^^^^^     --------------- the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 254 |     pub fn iter(&self) -> BitIter<'_, WRD, N> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:254:17
[INFO] [stdout]     |
[INFO] [stdout] 254 |     pub fn iter(&self) -> BitIter<WRD, N> {
[INFO] [stdout]     |                 ^^^^^     --------------- the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 254 |     pub fn iter(&self) -> BitIter<'_, WRD, N> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "5aca93d2f740f1469665d260598c12346f89f66da7193b1ca8f70fdf654adce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aca93d2f740f1469665d260598c12346f89f66da7193b1ca8f70fdf654adce6", kill_on_drop: false }`
[INFO] [stdout] 5aca93d2f740f1469665d260598c12346f89f66da7193b1ca8f70fdf654adce6
