[INFO] cloning repository https://github.com/CrimsonDart/display-lib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CrimsonDart/display-lib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrimsonDart%2Fdisplay-lib", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c3fb3b48ce3168cb6d283128ec5d9dfbe02c3eb
[INFO] building CrimsonDart/display-lib against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrimsonDart%2Fdisplay-lib" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/CrimsonDart/display-lib
[INFO] finished tweaking git repo https://github.com/CrimsonDart/display-lib
[INFO] tweaked toml for git repo https://github.com/CrimsonDart/display-lib written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CrimsonDart/display-lib on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/CrimsonDart/display-lib 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stderr]    Compiling display_lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `bytes`, `width`, and `height` are never read
[INFO] [stdout]    --> src/canvas.rs:291:5
[INFO] [stdout]     |
[INFO] [stdout] 290 | pub struct ImageRef<'a> {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 291 |     bytes: &'a [Rgba],
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 292 |     width: u32,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 293 |     height: u32
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/canvas.rs:225:22
[INFO] [stdout]     |
[INFO] [stdout] 225 |     pub fn image_ref(&self) -> Option<ImageRef> {
[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] 225 |     pub fn image_ref(&self) -> Option<ImageRef<'_>> {
[INFO] [stdout]     |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/canvas.rs:251:20
[INFO] [stdout]     |
[INFO] [stdout] 251 |     pub fn get_ref(&self) -> ImageRef {
[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] 251 |     pub fn get_ref(&self) -> ImageRef<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 41s
[INFO] running `Command { std: "docker" "inspect" "11a3b0ba8e6fb35df3bc816f14384b94cbb5e2bcbac6665ad0c29576741468df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11a3b0ba8e6fb35df3bc816f14384b94cbb5e2bcbac6665ad0c29576741468df", kill_on_drop: false }`
[INFO] [stdout] 11a3b0ba8e6fb35df3bc816f14384b94cbb5e2bcbac6665ad0c29576741468df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e74ecaccdbb348f7bcd39ebf95f7f45a42adc116a39928acb34bfcbeabe44686
[INFO] running `Command { std: "docker" "start" "-a" "e74ecaccdbb348f7bcd39ebf95f7f45a42adc116a39928acb34bfcbeabe44686", kill_on_drop: false }`
[INFO] [stdout] warning: fields `bytes`, `width`, and `height` are never read
[INFO] [stdout]    --> src/canvas.rs:291:5
[INFO] [stdout]     |
[INFO] [stdout] 290 | pub struct ImageRef<'a> {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 291 |     bytes: &'a [Rgba],
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 292 |     width: u32,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 293 |     height: u32
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling display_lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/canvas.rs:225:22
[INFO] [stdout]     |
[INFO] [stdout] 225 |     pub fn image_ref(&self) -> Option<ImageRef> {
[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] 225 |     pub fn image_ref(&self) -> Option<ImageRef<'_>> {
[INFO] [stdout]     |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/canvas.rs:251:20
[INFO] [stdout]     |
[INFO] [stdout] 251 |     pub fn get_ref(&self) -> ImageRef {
[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] 251 |     pub fn get_ref(&self) -> ImageRef<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `bytes`, `width`, and `height` are never read
[INFO] [stdout]    --> src/canvas.rs:291:5
[INFO] [stdout]     |
[INFO] [stdout] 290 | pub struct ImageRef<'a> {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 291 |     bytes: &'a [Rgba],
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 292 |     width: u32,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 293 |     height: u32
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/canvas.rs:225:22
[INFO] [stdout]     |
[INFO] [stdout] 225 |     pub fn image_ref(&self) -> Option<ImageRef> {
[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] 225 |     pub fn image_ref(&self) -> Option<ImageRef<'_>> {
[INFO] [stdout]     |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/canvas.rs:251:20
[INFO] [stdout]     |
[INFO] [stdout] 251 |     pub fn get_ref(&self) -> ImageRef {
[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] 251 |     pub fn get_ref(&self) -> ImageRef<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "e74ecaccdbb348f7bcd39ebf95f7f45a42adc116a39928acb34bfcbeabe44686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e74ecaccdbb348f7bcd39ebf95f7f45a42adc116a39928acb34bfcbeabe44686", kill_on_drop: false }`
[INFO] [stdout] e74ecaccdbb348f7bcd39ebf95f7f45a42adc116a39928acb34bfcbeabe44686
