[INFO] fetching crate img_hash_median 4.0.0...
[INFO] checking img_hash_median-4.0.0 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate img_hash_median 4.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate img_hash_median 4.0.0
[INFO] finished tweaking crates.io crate img_hash_median 4.0.0
[INFO] tweaked toml for crates.io crate img_hash_median 4.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate img_hash_median 4.0.0 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate img_hash_median 4.0.0 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd0439e0dc7cabc11775b1a84c9eba6de85e5580795b6262f22fa39acdaca275
[INFO] running `Command { std: "docker" "start" "-a" "dd0439e0dc7cabc11775b1a84c9eba6de85e5580795b6262f22fa39acdaca275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd0439e0dc7cabc11775b1a84c9eba6de85e5580795b6262f22fa39acdaca275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd0439e0dc7cabc11775b1a84c9eba6de85e5580795b6262f22fa39acdaca275", kill_on_drop: false }`
[INFO] [stdout] dd0439e0dc7cabc11775b1a84c9eba6de85e5580795b6262f22fa39acdaca275
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f89c3dfe9113a61b12cc434f7d466ef21a011f43381708cdeacd7491959e626c
[INFO] running `Command { std: "docker" "start" "-a" "f89c3dfe9113a61b12cc434f7d466ef21a011f43381708cdeacd7491959e626c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking strength_reduce v0.2.3
[INFO] [stderr]     Checking weezl v0.1.2
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking transpose v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking bytemuck v1.4.1
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking num-rational v0.3.0
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]     Checking transpose v0.2.0
[INFO] [stderr]     Checking rustfft v3.0.1
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking rustdct v0.4.0
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Checking tiff v0.6.0
[INFO] [stderr]     Checking image v0.23.11
[INFO] [stderr]     Checking img_hash_median v4.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/alg/blockhash.rs:60:22
[INFO] [stdout]    |
[INFO] [stdout] 60 |     move |x, y, add| (blocks[(y as usize) * (width as usize) + (x as usize)] += add)
[INFO] [stdout]    |                      ^                                                             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 60 -     move |x, y, add| (blocks[(y as usize) * (width as usize) + (x as usize)] += add)
[INFO] [stdout] 60 +     move |x, y, add| blocks[(y as usize) * (width as usize) + (x as usize)] += add
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/alg/blockhash.rs:60:22
[INFO] [stdout]    |
[INFO] [stdout] 60 |     move |x, y, add| (blocks[(y as usize) * (width as usize) + (x as usize)] += add)
[INFO] [stdout]    |                      ^                                                             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 60 -     move |x, y, add| (blocks[(y as usize) * (width as usize) + (x as usize)] += add)
[INFO] [stdout] 60 +     move |x, y, add| blocks[(y as usize) * (width as usize) + (x as usize)] += add
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:336:21
[INFO] [stdout]     |
[INFO] [stdout] 336 |     fn to_grayscale(&self) -> Cow<GrayImage> {
[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] 336 |     fn to_grayscale(&self) -> Cow<'_, GrayImage> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/traits.rs:125:21
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn to_grayscale(&self) -> Cow<GrayImage>;
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn to_grayscale(&self) -> Cow<'_, GrayImage>;
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/traits.rs:154:21
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn to_grayscale(&self) -> Cow<GrayImage> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn to_grayscale(&self) -> Cow<'_, GrayImage> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/traits.rs:190:21
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn to_grayscale(&self) -> Cow<GrayImage> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn to_grayscale(&self) -> Cow<'_, GrayImage> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:336:21
[INFO] [stdout]     |
[INFO] [stdout] 336 |     fn to_grayscale(&self) -> Cow<GrayImage> {
[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] 336 |     fn to_grayscale(&self) -> Cow<'_, GrayImage> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/traits.rs:125:21
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn to_grayscale(&self) -> Cow<GrayImage>;
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn to_grayscale(&self) -> Cow<'_, GrayImage>;
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/traits.rs:154:21
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn to_grayscale(&self) -> Cow<GrayImage> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn to_grayscale(&self) -> Cow<'_, GrayImage> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/traits.rs:190:21
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn to_grayscale(&self) -> Cow<GrayImage> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn to_grayscale(&self) -> Cow<'_, GrayImage> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.12s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 15`
[INFO] running `Command { std: "docker" "inspect" "f89c3dfe9113a61b12cc434f7d466ef21a011f43381708cdeacd7491959e626c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f89c3dfe9113a61b12cc434f7d466ef21a011f43381708cdeacd7491959e626c", kill_on_drop: false }`
[INFO] [stdout] f89c3dfe9113a61b12cc434f7d466ef21a011f43381708cdeacd7491959e626c
