[INFO] fetching crate sandcastle 0.0.1...
[INFO] checking sandcastle-0.0.1 against beta for pr-78714
[INFO] extracting crate sandcastle 0.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sandcastle 0.0.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 05dd261045cbf8f0aea22aabd77f75ed315e144b8ec4457d656a22eec4cd311e
[INFO] running `Command { std: "docker" "start" "-a" "05dd261045cbf8f0aea22aabd77f75ed315e144b8ec4457d656a22eec4cd311e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05dd261045cbf8f0aea22aabd77f75ed315e144b8ec4457d656a22eec4cd311e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05dd261045cbf8f0aea22aabd77f75ed315e144b8ec4457d656a22eec4cd311e", kill_on_drop: false }`
[INFO] [stdout] 05dd261045cbf8f0aea22aabd77f75ed315e144b8ec4457d656a22eec4cd311e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1416277cc0b3410d2d9db7810717a89ceb52edfdf72cf2c3d54283273da19da5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1416277cc0b3410d2d9db7810717a89ceb52edfdf72cf2c3d54283273da19da5", kill_on_drop: false }`
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-iter v0.1.42
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking euclid v0.17.3
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking 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]   |                         ^^^^^^^^^^ help: use `dyn`: `dyn RenderNode`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[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]   |                                    ^^^^^^^^^^ help: use `dyn`: `dyn RenderNode`
[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]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Box<RenderNode>>`
[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]   |                                             ^^^^^^^^^^ help: use `dyn`: `dyn RenderNode`
[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]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn RenderNode`
[INFO] [stdout] 
[INFO] [stdout] 
[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]   |                         ^^^^^^^^^^ help: use `dyn`: `dyn RenderNode`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[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]   |                                    ^^^^^^^^^^ help: use `dyn`: `dyn RenderNode`
[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]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Box<RenderNode>>`
[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]   |                                             ^^^^^^^^^^ help: use `dyn`: `dyn RenderNode`
[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]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn RenderNode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/nodes/image.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn new(buffer: ImageBuffer<P, C>) -> Image<P, C> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `buffer`
[INFO] [stdout]   --> src/nodes/image.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn buffer(&self) -> &ImageBuffer<P, C> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Mask`
[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: associated function is never used: `new`
[INFO] [stdout]   --> src/nodes/transform.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(child: N, transform: Transform3D<f64>) -> Transform<N> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `child`
[INFO] [stdout]   --> src/nodes/transform.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn child(&self) -> &RenderNode {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `transform`
[INFO] [stdout]   --> src/nodes/transform.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn transform(&self) -> &Transform3D<f64> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Shadow`
[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 is never constructed: `Gradient`
[INFO] [stdout]  --> src/nodes/gradient.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Gradient {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/nodes/image.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn new(buffer: ImageBuffer<P, C>) -> Image<P, C> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `buffer`
[INFO] [stdout]   --> src/nodes/image.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn buffer(&self) -> &ImageBuffer<P, C> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Mask`
[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: associated function is never used: `new`
[INFO] [stdout]   --> src/nodes/transform.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(child: N, transform: Transform3D<f64>) -> Transform<N> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `child`
[INFO] [stdout]   --> src/nodes/transform.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn child(&self) -> &RenderNode {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `transform`
[INFO] [stdout]   --> src/nodes/transform.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn transform(&self) -> &Transform3D<f64> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Shadow`
[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 is never constructed: `Gradient`
[INFO] [stdout]  --> src/nodes/gradient.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Gradient {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.09s
[INFO] running `Command { std: "docker" "inspect" "1416277cc0b3410d2d9db7810717a89ceb52edfdf72cf2c3d54283273da19da5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1416277cc0b3410d2d9db7810717a89ceb52edfdf72cf2c3d54283273da19da5", kill_on_drop: false }`
[INFO] [stdout] 1416277cc0b3410d2d9db7810717a89ceb52edfdf72cf2c3d54283273da19da5