[INFO] cloning repository https://github.com/guissalustiano/nalgebra_image [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guissalustiano/nalgebra_image" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguissalustiano%2Fnalgebra_image", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguissalustiano%2Fnalgebra_image'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f187d69ec0f489c63755b878d9281c20622f4ce2 [INFO] checking guissalustiano/nalgebra_image against try#943e2200e35c3825486c4671b6cab0107a07f8c1 for pr-148952 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguissalustiano%2Fnalgebra_image" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/guissalustiano/nalgebra_image [INFO] finished tweaking git repo https://github.com/guissalustiano/nalgebra_image [INFO] tweaked toml for git repo https://github.com/guissalustiano/nalgebra_image written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/guissalustiano/nalgebra_image on toolchain 943e2200e35c3825486c4671b6cab0107a07f8c1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/guissalustiano/nalgebra_image 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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded memoffset v0.6.2 [INFO] [stderr] Downloaded weezl v0.1.4 [INFO] [stderr] Downloaded gif v0.11.2 [INFO] [stderr] Downloaded matrixmultiply v0.3.0 [INFO] [stderr] Downloaded nalgebra v0.25.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e1bf4a43d756ee1cdb2f87967b31794ddc5ceabb6e7b07f76d2626964d128df0 [INFO] running `Command { std: "docker" "start" "-a" "e1bf4a43d756ee1cdb2f87967b31794ddc5ceabb6e7b07f76d2626964d128df0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e1bf4a43d756ee1cdb2f87967b31794ddc5ceabb6e7b07f76d2626964d128df0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1bf4a43d756ee1cdb2f87967b31794ddc5ceabb6e7b07f76d2626964d128df0", kill_on_drop: false }` [INFO] [stdout] e1bf4a43d756ee1cdb2f87967b31794ddc5ceabb6e7b07f76d2626964d128df0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d7d51ce94af8b2fc6efb3e722e9b73acf0089af247daaf78d4c662b3c26a5c47 [INFO] running `Command { std: "docker" "start" "-a" "d7d51ce94af8b2fc6efb3e722e9b73acf0089af247daaf78d4c662b3c26a5c47", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling memoffset v0.6.2 [INFO] [stderr] Compiling libc v0.2.91 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking weezl v0.1.4 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking approx v0.4.0 [INFO] [stderr] Checking matrixmultiply v0.3.0 [INFO] [stderr] Checking bytemuck v1.5.1 [INFO] [stderr] Checking simba v0.4.0 [INFO] [stderr] Checking gif v0.11.2 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.3 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking rayon-core v1.9.0 [INFO] [stderr] Checking rayon v1.5.0 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Checking nalgebra v0.25.3 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Checking pixel_test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: associated type bounds are not allowed in `dyn` types [INFO] [stdout] --> src/image.rs:5:43 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn img2matrix(img: RgbImage) -> Pixel { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `impl Trait` to introduce a type instead [INFO] [stdout] | [INFO] [stdout] 5 - pub fn img2matrix(img: RgbImage) -> Pixel { [INFO] [stdout] 5 + pub fn img2matrix(img: RgbImage) -> Pixel { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: associated type bounds are not allowed in `dyn` types [INFO] [stdout] --> src/image.rs:5:43 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn img2matrix(img: RgbImage) -> Pixel { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `impl Trait` to introduce a type instead [INFO] [stdout] | [INFO] [stdout] 5 - pub fn img2matrix(img: RgbImage) -> Pixel { [INFO] [stdout] 5 + pub fn img2matrix(img: RgbImage) -> Pixel { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/image.rs:5:37 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn img2matrix(img: RgbImage) -> Pixel { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 5 | pub fn img2matrix(img: RgbImage) -> dyn Pixel { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/image.rs:5:37 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn img2matrix(img: RgbImage) -> Pixel { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 5 | pub fn img2matrix(img: RgbImage) -> dyn Pixel { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0220]: associated type `U` not found for `pixel_types::Pixel` [INFO] [stdout] --> src/image.rs:5:43 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn img2matrix(img: RgbImage) -> Pixel { [INFO] [stdout] | ^ associated type `U` not found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0220]: associated type `U` not found for `pixel_types::Pixel` [INFO] [stdout] --> src/image.rs:5:43 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn img2matrix(img: RgbImage) -> Pixel { [INFO] [stdout] | ^ associated type `U` not found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0220`. [INFO] [stdout] [INFO] [stderr] error: could not compile `pixel_test` (lib test) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about this error, try `rustc --explain E0220`. [INFO] [stdout] [INFO] [stderr] error: could not compile `pixel_test` (lib) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "d7d51ce94af8b2fc6efb3e722e9b73acf0089af247daaf78d4c662b3c26a5c47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7d51ce94af8b2fc6efb3e722e9b73acf0089af247daaf78d4c662b3c26a5c47", kill_on_drop: false }` [INFO] [stdout] d7d51ce94af8b2fc6efb3e722e9b73acf0089af247daaf78d4c662b3c26a5c47