[INFO] fetching crate sandcastle 0.0.1...
[INFO] testing sandcastle-0.0.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate sandcastle 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate sandcastle 0.0.1
[INFO] finished tweaking crates.io crate sandcastle 0.0.1
[INFO] tweaked toml for crates.io crate sandcastle 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sandcastle 0.0.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 26 packages to latest compatible versions
[INFO] [stderr]       Adding euclid v0.17.3 (available: v0.22.11)
[INFO] [stderr]       Adding image v0.18.0 (available: v0.25.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded euclid v0.17.3
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8c284f935232e519978fded6bbe7b99fa46f6d94852997d5c5df6228ec8aab4
[INFO] running `Command { std: "docker" "start" "-a" "f8c284f935232e519978fded6bbe7b99fa46f6d94852997d5c5df6228ec8aab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8c284f935232e519978fded6bbe7b99fa46f6d94852997d5c5df6228ec8aab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c284f935232e519978fded6bbe7b99fa46f6d94852997d5c5df6228ec8aab4", kill_on_drop: false }`
[INFO] [stdout] f8c284f935232e519978fded6bbe7b99fa46f6d94852997d5c5df6228ec8aab4
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] a556d33d2f6c8f2d8953e3f22cd163254dd7d2dd8a5156385991c2cb167dd93e
[INFO] running `Command { std: "docker" "start" "-a" "a556d33d2f6c8f2d8953e3f22cd163254dd7d2dd8a5156385991c2cb167dd93e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling num-rational v0.1.43
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling inflate v0.3.4
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling euclid v0.17.3
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling image v0.18.0
[INFO] [stderr]    Compiling sandcastle v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/renderer.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn render(node: Box<RenderNode>) -> RenderResult<()>;
[INFO] [stdout]   |                         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn render(node: Box<dyn RenderNode>) -> RenderResult<()>;
[INFO] [stdout]   |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/render_node.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 |     fn parent(&self) -> Option<Box<RenderNode>>;
[INFO] [stdout]   |                                    ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 3 |     fn parent(&self) -> Option<Box<dyn RenderNode>>;
[INFO] [stdout]   |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/render_node.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn children(&self) -> Iterator<Item=Box<RenderNode>>;
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn children(&self) -> dyn Iterator<Item=Box<RenderNode>>;
[INFO] [stdout]   |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/render_node.rs:4:45
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn children(&self) -> Iterator<Item=Box<RenderNode>>;
[INFO] [stdout]   |                                             ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn children(&self) -> Iterator<Item=Box<dyn RenderNode>>;
[INFO] [stdout]   |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/nodes/transform.rs:20:29
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn child(&self) -> &RenderNode {
[INFO] [stdout]    |                             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn child(&self) -> &dyn RenderNode {
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Image` is never constructed
[INFO] [stdout]  --> src/nodes/image.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Image<P: Pixel, C> {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Image` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `buffer` are never used
[INFO] [stdout]   --> src/nodes/image.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl<P: Pixel, C> Image<P, C> {
[INFO] [stdout]    | ----------------------------- associated items in this implementation
[INFO] [stdout] 10 |     fn new(buffer: ImageBuffer<P, C>) -> Image<P, C> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn buffer(&self) -> &ImageBuffer<P, C> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mask` is never constructed
[INFO] [stdout]  --> src/nodes/mask.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Mask {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Transform` is never constructed
[INFO] [stdout]  --> src/nodes/transform.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Transform<N: RenderNode> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Transform` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `child`, and `transform` are never used
[INFO] [stdout]   --> src/nodes/transform.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<N: RenderNode> Transform<N> {
[INFO] [stdout]    | -------------------------------- associated items in this implementation
[INFO] [stdout] 13 |     pub fn new(child: N, transform: Transform3D<f64>) -> Transform<N> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn child(&self) -> &RenderNode {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn transform(&self) -> &Transform3D<f64> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Shadow` is never constructed
[INFO] [stdout]  --> src/nodes/shadow.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Shadow {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Gradient` is never constructed
[INFO] [stdout]  --> src/nodes/gradient.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Gradient {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.76s
[INFO] running `Command { std: "docker" "inspect" "a556d33d2f6c8f2d8953e3f22cd163254dd7d2dd8a5156385991c2cb167dd93e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a556d33d2f6c8f2d8953e3f22cd163254dd7d2dd8a5156385991c2cb167dd93e", kill_on_drop: false }`
[INFO] [stdout] a556d33d2f6c8f2d8953e3f22cd163254dd7d2dd8a5156385991c2cb167dd93e
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d79edfbf26992158fc4d26bff8ed911606b387c467db15e35d1c841f27c5897b
[INFO] running `Command { std: "docker" "start" "-a" "d79edfbf26992158fc4d26bff8ed911606b387c467db15e35d1c841f27c5897b", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/renderer.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn render(node: Box<RenderNode>) -> RenderResult<()>;
[INFO] [stdout]   |                         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn render(node: Box<dyn RenderNode>) -> RenderResult<()>;
[INFO] [stdout]   |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/render_node.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 |     fn parent(&self) -> Option<Box<RenderNode>>;
[INFO] [stdout]   |                                    ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 3 |     fn parent(&self) -> Option<Box<dyn RenderNode>>;
[INFO] [stdout]   |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/render_node.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn children(&self) -> Iterator<Item=Box<RenderNode>>;
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn children(&self) -> dyn Iterator<Item=Box<RenderNode>>;
[INFO] [stdout]   |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/render_node.rs:4:45
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn children(&self) -> Iterator<Item=Box<RenderNode>>;
[INFO] [stdout]   |                                             ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn children(&self) -> Iterator<Item=Box<dyn RenderNode>>;
[INFO] [stdout]   |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/nodes/transform.rs:20:29
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn child(&self) -> &RenderNode {
[INFO] [stdout]    |                             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn child(&self) -> &dyn RenderNode {
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Image` is never constructed
[INFO] [stdout]  --> src/nodes/image.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Image<P: Pixel, C> {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Image` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `buffer` are never used
[INFO] [stdout]   --> src/nodes/image.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl<P: Pixel, C> Image<P, C> {
[INFO] [stdout]    | ----------------------------- associated items in this implementation
[INFO] [stdout] 10 |     fn new(buffer: ImageBuffer<P, C>) -> Image<P, C> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn buffer(&self) -> &ImageBuffer<P, C> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mask` is never constructed
[INFO] [stdout]  --> src/nodes/mask.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Mask {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Transform` is never constructed
[INFO] [stdout]  --> src/nodes/transform.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Transform<N: RenderNode> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Transform` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `child`, and `transform` are never used
[INFO] [stdout]   --> src/nodes/transform.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<N: RenderNode> Transform<N> {
[INFO] [stdout]    | -------------------------------- associated items in this implementation
[INFO] [stdout] 13 |     pub fn new(child: N, transform: Transform3D<f64>) -> Transform<N> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn child(&self) -> &RenderNode {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn transform(&self) -> &Transform3D<f64> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Shadow` is never constructed
[INFO] [stdout]  --> src/nodes/shadow.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Shadow {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Gradient` is never constructed
[INFO] [stdout]  --> src/nodes/gradient.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Gradient {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sandcastle v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/renderer.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn render(node: Box<RenderNode>) -> RenderResult<()>;
[INFO] [stdout]   |                         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn render(node: Box<dyn RenderNode>) -> RenderResult<()>;
[INFO] [stdout]   |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/render_node.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 |     fn parent(&self) -> Option<Box<RenderNode>>;
[INFO] [stdout]   |                                    ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 3 |     fn parent(&self) -> Option<Box<dyn RenderNode>>;
[INFO] [stdout]   |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/render_node.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn children(&self) -> Iterator<Item=Box<RenderNode>>;
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn children(&self) -> dyn Iterator<Item=Box<RenderNode>>;
[INFO] [stdout]   |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/render_node.rs:4:45
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn children(&self) -> Iterator<Item=Box<RenderNode>>;
[INFO] [stdout]   |                                             ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn children(&self) -> Iterator<Item=Box<dyn RenderNode>>;
[INFO] [stdout]   |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/nodes/transform.rs:20:29
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn child(&self) -> &RenderNode {
[INFO] [stdout]    |                             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn child(&self) -> &dyn RenderNode {
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Image` is never constructed
[INFO] [stdout]  --> src/nodes/image.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Image<P: Pixel, C> {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Image` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `buffer` are never used
[INFO] [stdout]   --> src/nodes/image.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl<P: Pixel, C> Image<P, C> {
[INFO] [stdout]    | ----------------------------- associated items in this implementation
[INFO] [stdout] 10 |     fn new(buffer: ImageBuffer<P, C>) -> Image<P, C> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn buffer(&self) -> &ImageBuffer<P, C> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mask` is never constructed
[INFO] [stdout]  --> src/nodes/mask.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Mask {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Transform` is never constructed
[INFO] [stdout]  --> src/nodes/transform.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Transform<N: RenderNode> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Transform` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `child`, and `transform` are never used
[INFO] [stdout]   --> src/nodes/transform.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<N: RenderNode> Transform<N> {
[INFO] [stdout]    | -------------------------------- associated items in this implementation
[INFO] [stdout] 13 |     pub fn new(child: N, transform: Transform3D<f64>) -> Transform<N> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn child(&self) -> &RenderNode {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn transform(&self) -> &Transform3D<f64> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Shadow` is never constructed
[INFO] [stdout]  --> src/nodes/shadow.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Shadow {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Gradient` is never constructed
[INFO] [stdout]  --> src/nodes/gradient.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Gradient {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "d79edfbf26992158fc4d26bff8ed911606b387c467db15e35d1c841f27c5897b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d79edfbf26992158fc4d26bff8ed911606b387c467db15e35d1c841f27c5897b", kill_on_drop: false }`
[INFO] [stdout] d79edfbf26992158fc4d26bff8ed911606b387c467db15e35d1c841f27c5897b
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 7b7af345aae3bbf286ae70baddc4a5f307815a45b74246c6ccc9223ae08784be
[INFO] running `Command { std: "docker" "start" "-a" "7b7af345aae3bbf286ae70baddc4a5f307815a45b74246c6ccc9223ae08784be", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/renderer.rs:6:25
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn render(node: Box<RenderNode>) -> RenderResult<()>;
[INFO] [stderr]   |                         ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn render(node: Box<dyn RenderNode>) -> RenderResult<()>;
[INFO] [stderr]   |                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/render_node.rs:3:36
[INFO] [stderr]   |
[INFO] [stderr] 3 |     fn parent(&self) -> Option<Box<RenderNode>>;
[INFO] [stderr]   |                                    ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 3 |     fn parent(&self) -> Option<Box<dyn RenderNode>>;
[INFO] [stderr]   |                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/render_node.rs:4:27
[INFO] [stderr]   |
[INFO] [stderr] 4 |     fn children(&self) -> Iterator<Item=Box<RenderNode>>;
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 4 |     fn children(&self) -> dyn Iterator<Item=Box<RenderNode>>;
[INFO] [stderr]   |                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/render_node.rs:4:45
[INFO] [stderr]   |
[INFO] [stderr] 4 |     fn children(&self) -> Iterator<Item=Box<RenderNode>>;
[INFO] [stderr]   |                                             ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 4 |     fn children(&self) -> Iterator<Item=Box<dyn RenderNode>>;
[INFO] [stderr]   |                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/nodes/transform.rs:20:29
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn child(&self) -> &RenderNode {
[INFO] [stderr]    |                             ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn child(&self) -> &dyn RenderNode {
[INFO] [stderr]    |                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Image` is never constructed
[INFO] [stderr]  --> src/nodes/image.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Image<P: Pixel, C> {
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Image` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `buffer` are never used
[INFO] [stderr]   --> src/nodes/image.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 9  | impl<P: Pixel, C> Image<P, C> {
[INFO] [stderr]    | ----------------------------- associated items in this implementation
[INFO] [stderr] 10 |     fn new(buffer: ImageBuffer<P, C>) -> Image<P, C> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 16 |     fn buffer(&self) -> &ImageBuffer<P, C> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Mask` is never constructed
[INFO] [stderr]  --> src/nodes/mask.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Mask {
[INFO] [stderr]   |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Transform` is never constructed
[INFO] [stderr]  --> src/nodes/transform.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct Transform<N: RenderNode> {
[INFO] [stderr]   |            ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Transform` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `child`, and `transform` are never used
[INFO] [stderr]   --> src/nodes/transform.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl<N: RenderNode> Transform<N> {
[INFO] [stderr]    | -------------------------------- associated items in this implementation
[INFO] [stderr] 13 |     pub fn new(child: N, transform: Transform3D<f64>) -> Transform<N> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 |     pub fn child(&self) -> &RenderNode {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |     pub fn transform(&self) -> &Transform3D<f64> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Shadow` is never constructed
[INFO] [stderr]  --> src/nodes/shadow.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Shadow {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Gradient` is never constructed
[INFO] [stderr]  --> src/nodes/gradient.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct Gradient {
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `sandcastle` (lib) generated 12 warnings (run `cargo fix --lib -p sandcastle` to apply 5 suggestions)
[INFO] [stderr] warning: `sandcastle` (lib test) generated 12 warnings (12 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/sandcastle-4aac7ab04076a6e5)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7b7af345aae3bbf286ae70baddc4a5f307815a45b74246c6ccc9223ae08784be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b7af345aae3bbf286ae70baddc4a5f307815a45b74246c6ccc9223ae08784be", kill_on_drop: false }`
[INFO] [stdout] 7b7af345aae3bbf286ae70baddc4a5f307815a45b74246c6ccc9223ae08784be