[INFO] crate reorder 1.0.3 is already in cache
[INFO] checking reorder-1.0.3 against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] extracting crate reorder 1.0.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate reorder 1.0.3 on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate reorder 1.0.3
[INFO] finished tweaking crates.io crate reorder 1.0.3
[INFO] tweaked toml for crates.io crate reorder 1.0.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 44713fde5efd297e05e1feb31d151316e8994d54bf56bcc83bf454154310c8d3
[INFO] running `"docker" "start" "-a" "44713fde5efd297e05e1feb31d151316e8994d54bf56bcc83bf454154310c8d3"`
[INFO] [stderr]     Checking reorder v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `b1`
[INFO] [stderr]   --> src/lib.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let mut b1=v1.clone();
[INFO] [stderr]    |             ^^ help: consider prefixing with an underscore: `_b1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b2`
[INFO] [stderr]   --> src/lib.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut b2=v2.clone();
[INFO] [stderr]    |             ^^ help: consider prefixing with an underscore: `_b2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let mut b1=v1.clone();
[INFO] [stderr]    |         ----^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut b2=v2.clone();
[INFO] [stderr]    |         ----^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::StdRng': import with rand::prelude::* or rand::rngs::StdRng instead
[INFO] [stderr]   --> benches/benches.rs:17:18
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut rng: StdRng = SeedableRng::seed_from_u64(2432);
[INFO] [stderr]    |                  ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::StdRng': import with rand::prelude::* or rand::rngs::StdRng instead
[INFO] [stderr]   --> benches/benches.rs:14:34
[INFO] [stderr]    |
[INFO] [stderr] 14 |     use rand::{Rng, SeedableRng, StdRng};
[INFO] [stderr]    |                                  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::Rng::shuffle': use SliceRandom::shuffle instead
[INFO] [stderr]   --> benches/benches.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     rng.shuffle(&mut vec);
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::Rng::shuffle': use SliceRandom::shuffle instead
[INFO] [stderr]   --> benches/benches.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     rng.shuffle(&mut vec2);
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `seed`
[INFO] [stderr]   --> benches/benches.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let seed: &[_] = &[1, 2, 3, 4];
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_seed`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "44713fde5efd297e05e1feb31d151316e8994d54bf56bcc83bf454154310c8d3"`
[INFO] running `"docker" "rm" "-f" "44713fde5efd297e05e1feb31d151316e8994d54bf56bcc83bf454154310c8d3"`
[INFO] [stdout] 44713fde5efd297e05e1feb31d151316e8994d54bf56bcc83bf454154310c8d3