[INFO] fetching crate rgb 0.8.50...
[INFO] checking rgb-0.8.50 against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930
[INFO] extracting crate rgb 0.8.50 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate rgb 0.8.50 on toolchain a3f76a26e045a760bb1163b7eab36872985242d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rgb 0.8.50
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rgb 0.8.50
[INFO] tweaked toml for crates.io crate rgb 0.8.50 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate rgb 0.8.50 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" "+a3f76a26e045a760bb1163b7eab36872985242d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0906d5c1758882108b83d0a8212c0aeab2b48c43216414a8628678827b0f019a
[INFO] running `Command { std: "docker" "start" "-a" "0906d5c1758882108b83d0a8212c0aeab2b48c43216414a8628678827b0f019a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0906d5c1758882108b83d0a8212c0aeab2b48c43216414a8628678827b0f019a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0906d5c1758882108b83d0a8212c0aeab2b48c43216414a8628678827b0f019a", kill_on_drop: false }`
[INFO] [stdout] 0906d5c1758882108b83d0a8212c0aeab2b48c43216414a8628678827b0f019a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2811542d2be78842ff08a1fa43474405a5fefb9ffd91739130af799b5f5c5f95
[INFO] running `Command { std: "docker" "start" "-a" "2811542d2be78842ff08a1fa43474405a5fefb9ffd91739130af799b5f5c5f95", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling serde_json v1.0.122
[INFO] [stderr]     Checking bytemuck v1.17.0
[INFO] [stderr]     Checking rgb v0.8.50 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `legacy::internal::rgba::<impl formats::rgba::Rgba<T, A>>::map_rgb`: Renamed to map_colors()
[INFO] [stdout]    --> src/legacy/internal/rgba.rs:358:36
[INFO] [stdout]     |
[INFO] [stdout] 358 |     let neg = RGBA::new(1u8,2,3,4).map_rgb(|c| -(c as i16));
[INFO] [stdout]     |                                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.75s
[INFO] running `Command { std: "docker" "inspect" "2811542d2be78842ff08a1fa43474405a5fefb9ffd91739130af799b5f5c5f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2811542d2be78842ff08a1fa43474405a5fefb9ffd91739130af799b5f5c5f95", kill_on_drop: false }`
[INFO] [stdout] 2811542d2be78842ff08a1fa43474405a5fefb9ffd91739130af799b5f5c5f95