[INFO] fetching crate image_colorpalette 0.1.5...
[INFO] checking image_colorpalette-0.1.5 against master#18a6d911caba59605eb03db1452848a85d2e5879 for pr-112743
[INFO] extracting crate image_colorpalette 0.1.5 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate image_colorpalette 0.1.5 on toolchain 18a6d911caba59605eb03db1452848a85d2e5879
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate image_colorpalette 0.1.5
[INFO] finished tweaking crates.io crate image_colorpalette 0.1.5
[INFO] tweaked toml for crates.io crate image_colorpalette 0.1.5 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 441a6b52be9dd78869639dc5215161ffd55d31603c59c6390c0f84e7eb35e2ab
[INFO] running `Command { std: "docker" "start" "-a" "441a6b52be9dd78869639dc5215161ffd55d31603c59c6390c0f84e7eb35e2ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "441a6b52be9dd78869639dc5215161ffd55d31603c59c6390c0f84e7eb35e2ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "441a6b52be9dd78869639dc5215161ffd55d31603c59c6390c0f84e7eb35e2ab", kill_on_drop: false }`
[INFO] [stdout] 441a6b52be9dd78869639dc5215161ffd55d31603c59c6390c0f84e7eb35e2ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c36f765b11ad64c75bec108a155f765758657be4a4dd24d90d45cf6128ce4d0
[INFO] running `Command { std: "docker" "start" "-a" "9c36f765b11ad64c75bec108a155f765758657be4a4dd24d90d45cf6128ce4d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]     Checking simd-adler32 v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking openssl-sys v0.9.88
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking futures-channel v0.3.28
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking fdeflate v0.3.0
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]     Checking openssl v0.10.54
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking half v2.2.1
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
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[INFO] [stderr]     Checking png v0.17.9
[INFO] [stderr]     Checking tiff v0.8.1
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking image v0.24.6
[INFO] [stderr]     Checking h2 v0.3.19
[INFO] [stderr]     Checking native-tls v0.2.11
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking hyper v0.14.26
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.18
[INFO] [stderr]     Checking image_colorpalette v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&u8` instead of cloning the inner type
[INFO] [stdout]    --> src/handle_image.rs:139:50
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 match vec.iter().max_by_key(|x| x.clone()) {
[INFO] [stdout]     |                                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&u8` instead of cloning the inner type
[INFO] [stdout]    --> src/handle_image.rs:139:50
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 match vec.iter().max_by_key(|x| x.clone()) {
[INFO] [stdout]     |                                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.81s
[INFO] running `Command { std: "docker" "inspect" "9c36f765b11ad64c75bec108a155f765758657be4a4dd24d90d45cf6128ce4d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c36f765b11ad64c75bec108a155f765758657be4a4dd24d90d45cf6128ce4d0", kill_on_drop: false }`
[INFO] [stdout] 9c36f765b11ad64c75bec108a155f765758657be4a4dd24d90d45cf6128ce4d0