[INFO] cloning repository https://github.com/coruscateor/capped_collections
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coruscateor/capped_collections" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoruscateor%2Fcapped_collections", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoruscateor%2Fcapped_collections'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 694a86a70789856a39c68d90086511d102693cb5
[INFO] checking coruscateor/capped_collections against try#4e55a504843955c97eb06907c71f6f3e99208021 for pr-146978
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoruscateor%2Fcapped_collections" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/coruscateor/capped_collections
[INFO] finished tweaking git repo https://github.com/coruscateor/capped_collections
[INFO] tweaked toml for git repo https://github.com/coruscateor/capped_collections written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/coruscateor/capped_collections on toolchain 4e55a504843955c97eb06907c71f6f3e99208021
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/coruscateor/capped_collections 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" "+4e55a504843955c97eb06907c71f6f3e99208021" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded inc_dec v0.1.0
[INFO] [stderr]   Downloaded quote v1.0.39
[INFO] [stderr]   Downloaded delegate v0.13.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7df30d052c09692034e04ffc232c50fc4b50ceca5f8ac1315e62c32a05c1892b
[INFO] running `Command { std: "docker" "start" "-a" "7df30d052c09692034e04ffc232c50fc4b50ceca5f8ac1315e62c32a05c1892b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7df30d052c09692034e04ffc232c50fc4b50ceca5f8ac1315e62c32a05c1892b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7df30d052c09692034e04ffc232c50fc4b50ceca5f8ac1315e62c32a05c1892b", kill_on_drop: false }`
[INFO] [stdout] 7df30d052c09692034e04ffc232c50fc4b50ceca5f8ac1315e62c32a05c1892b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca3d0d175fdc7559ca94369abed21ac79bc122dc048d67436cedaf435a076c7e
[INFO] running `Command { std: "docker" "start" "-a" "ca3d0d175fdc7559ca94369abed21ac79bc122dc048d67436cedaf435a076c7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking inc_dec v0.1.0
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling delegate v0.13.4
[INFO] [stderr]     Checking capped_collections v0.2.0-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ascii::escape_default`
[INFO] [stdout]  --> src/capped_vec/capped_vec.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::{array, ascii::escape_default, fmt::Display, mem, ops::{Index, IndexMut}, slice::{Iter, IterMut}};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IterMut` and `Iter`
[INFO] [stdout]  --> src/capped_map/capped_map.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use core::slice::{Iter, IterMut};
[INFO] [stdout]   |                   ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `enums::*`
[INFO] [stdout]  --> src/capped_set/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use enums::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::panic`
[INFO] [stdout]  --> src/capped_deque/capped_deque.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::panic;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IndexMut`, `Index`, `IterMut`, `Iter`, `ascii::escape_default`, `fmt::Display`, and `mem`
[INFO] [stdout]  --> src/capped_deque/capped_deque.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::{array, ascii::escape_default, fmt::Display, mem, ops::{Index, IndexMut}, slice::{Iter, IterMut}};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^        ^^^^^  ^^^^^^^^           ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt::Debug`
[INFO] [stdout]   --> src/capped_deque/capped_deque.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use core::fmt::Debug;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ascii::escape_default`
[INFO] [stdout]  --> src/capped_vec/capped_vec.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::{array, ascii::escape_default, fmt::Display, mem, ops::{Index, IndexMut}, slice::{Iter, IterMut}};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IterMut` and `Iter`
[INFO] [stdout]  --> src/capped_map/capped_map.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use core::slice::{Iter, IterMut};
[INFO] [stdout]   |                   ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `enums::*`
[INFO] [stdout]  --> src/capped_set/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use enums::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::panic`
[INFO] [stdout]  --> src/capped_deque/capped_deque.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::panic;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IndexMut`, `Index`, `IterMut`, `Iter`, `ascii::escape_default`, `fmt::Display`, and `mem`
[INFO] [stdout]  --> src/capped_deque/capped_deque.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::{array, ascii::escape_default, fmt::Display, mem, ops::{Index, IndexMut}, slice::{Iter, IterMut}};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^        ^^^^^  ^^^^^^^^           ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt::Debug`
[INFO] [stdout]   --> src/capped_deque/capped_deque.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use core::fmt::Debug;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.87s
[INFO] running `Command { std: "docker" "inspect" "ca3d0d175fdc7559ca94369abed21ac79bc122dc048d67436cedaf435a076c7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca3d0d175fdc7559ca94369abed21ac79bc122dc048d67436cedaf435a076c7e", kill_on_drop: false }`
[INFO] [stdout] ca3d0d175fdc7559ca94369abed21ac79bc122dc048d67436cedaf435a076c7e
