[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 master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguissalustiano%2Fnalgebra_image" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/guissalustiano/nalgebra_image on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-0-tc1/source/Cargo.toml [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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5c268cbf79b42d7530e3d2fdab8a1598f8622510b4d5f273c1ab99153f5b8bda [INFO] running `Command { std: "docker" "start" "-a" "5c268cbf79b42d7530e3d2fdab8a1598f8622510b4d5f273c1ab99153f5b8bda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c268cbf79b42d7530e3d2fdab8a1598f8622510b4d5f273c1ab99153f5b8bda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c268cbf79b42d7530e3d2fdab8a1598f8622510b4d5f273c1ab99153f5b8bda", kill_on_drop: false }` [INFO] [stdout] 5c268cbf79b42d7530e3d2fdab8a1598f8622510b4d5f273c1ab99153f5b8bda [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b8790caf2c6c7c57f41c789fb1736e8c10112972b293816ea4960edbac42010e [INFO] running `Command { std: "docker" "start" "-a" "b8790caf2c6c7c57f41c789fb1736e8c10112972b293816ea4960edbac42010e", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling libc v0.2.91 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Checking weezl v0.1.4 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling paste v1.0.5 [INFO] [stderr] Checking bytemuck v1.5.1 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Checking matrixmultiply v0.3.0 [INFO] [stderr] Checking gif v0.11.2 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling memoffset v0.6.2 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-iter v0.1.42 [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 num-complex v0.3.1 [INFO] [stderr] Checking approx v0.4.0 [INFO] [stderr] Checking simba v0.4.0 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Checking nalgebra v0.25.3 [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] | ~~~~~~ [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] | ~~~~~~ [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)]` on by default [INFO] [stdout] help: if this is an object-safe 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)]` on by default [INFO] [stdout] help: if this is an object-safe 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] error[E0038]: the trait `pixel_types::Pixel` cannot be made into an object [INFO] [stdout] --> src/image.rs:5:37 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn img2matrix(img: RgbImage) -> Pixel { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ `pixel_types::Pixel` cannot be made into an object [INFO] [stdout] | [INFO] [stdout] note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit [INFO] [stdout] --> src/pixel_types/mod.rs:7:20 [INFO] [stdout] | [INFO] [stdout] 7 | pub trait Pixel: Copy {} [INFO] [stdout] | ----- ^^^^^^^^ ^^^^ ^^^^ ...because it requires `Self: Sized` [INFO] [stdout] | | | | [INFO] [stdout] | | | ...because it requires `Self: Sized` [INFO] [stdout] | | ...because it requires `Self: Sized` [INFO] [stdout] | this trait cannot be made into an object... [INFO] [stdout] = help: only type `pixel_types::rgb::Rgb` is seen to implement the trait in this crate, consider using it directly instead [INFO] [stdout] = note: `pixel_types::Pixel` can be implemented in other crates; if you want to support your users passing their own types here, you can't refer to a specific type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0038]: the trait `pixel_types::Pixel` cannot be made into an object [INFO] [stdout] --> src/image.rs:5:37 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn img2matrix(img: RgbImage) -> Pixel { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ `pixel_types::Pixel` cannot be made into an object [INFO] [stdout] | [INFO] [stdout] note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit [INFO] [stdout] --> src/pixel_types/mod.rs:7:20 [INFO] [stdout] | [INFO] [stdout] 7 | pub trait Pixel: Copy {} [INFO] [stdout] | ----- ^^^^^^^^ ^^^^ ^^^^ ...because it requires `Self: Sized` [INFO] [stdout] | | | | [INFO] [stdout] | | | ...because it requires `Self: Sized` [INFO] [stdout] | | ...because it requires `Self: Sized` [INFO] [stdout] | this trait cannot be made into an object... [INFO] [stdout] = help: only type `pixel_types::rgb::Rgb` is seen to implement the trait in this crate, consider using it directly instead [INFO] [stdout] = note: `pixel_types::Pixel` can be implemented in other crates; if you want to support your users passing their own types here, you can't refer to a specific type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0038, E0220. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0038`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0038, E0220. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0038`. [INFO] [stdout] [INFO] [stderr] error: could not compile `pixel_test` (lib) due to 4 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `pixel_test` (lib test) due to 4 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "b8790caf2c6c7c57f41c789fb1736e8c10112972b293816ea4960edbac42010e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8790caf2c6c7c57f41c789fb1736e8c10112972b293816ea4960edbac42010e", kill_on_drop: false }` [INFO] [stdout] b8790caf2c6c7c57f41c789fb1736e8c10112972b293816ea4960edbac42010e [INFO] checking guissalustiano/nalgebra_image against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguissalustiano%2Fnalgebra_image" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/guissalustiano/nalgebra_image on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-0-tc2/source/Cargo.toml [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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 197e86ca420ca1380b666c60a84a617aea6f1c4ae34d153c023b4133a6ecfd64 [INFO] running `Command { std: "docker" "start" "-a" "197e86ca420ca1380b666c60a84a617aea6f1c4ae34d153c023b4133a6ecfd64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "197e86ca420ca1380b666c60a84a617aea6f1c4ae34d153c023b4133a6ecfd64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "197e86ca420ca1380b666c60a84a617aea6f1c4ae34d153c023b4133a6ecfd64", kill_on_drop: false }` [INFO] [stdout] 197e86ca420ca1380b666c60a84a617aea6f1c4ae34d153c023b4133a6ecfd64 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f24cd6143dfb87f2af3be3cc1f8bfde34073d7725927c4703aeb5a504dc547bf [INFO] running `Command { std: "docker" "start" "-a" "f24cd6143dfb87f2af3be3cc1f8bfde34073d7725927c4703aeb5a504dc547bf", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "f24cd6143dfb87f2af3be3cc1f8bfde34073d7725927c4703aeb5a504dc547bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f24cd6143dfb87f2af3be3cc1f8bfde34073d7725927c4703aeb5a504dc547bf", kill_on_drop: false }` [INFO] [stdout] f24cd6143dfb87f2af3be3cc1f8bfde34073d7725927c4703aeb5a504dc547bf