[INFO] fetching crate sandcastle 0.0.1... [INFO] checking sandcastle-0.0.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate sandcastle 0.0.1 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate sandcastle 0.0.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 27 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding deflate v0.7.20 (latest: v1.0.0) [INFO] [stderr] Adding euclid v0.17.3 (latest: v0.22.9) [INFO] [stderr] Adding gif v0.9.2 (latest: v0.13.1) [INFO] [stderr] Adding image v0.18.0 (latest: v0.25.1) [INFO] [stderr] Adding inflate v0.3.4 (latest: v0.4.5) [INFO] [stderr] Adding jpeg-decoder v0.1.22 (latest: v0.3.1) [INFO] [stderr] Adding num-rational v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding num-traits v0.1.43 (latest: v0.2.18) [INFO] [stderr] Adding png v0.11.0 (latest: v0.17.13) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 861e1520618ac78a615e798b49094744dab3285d8eb30dc49fba8b407ba61906 [INFO] running `Command { std: "docker" "start" "-a" "861e1520618ac78a615e798b49094744dab3285d8eb30dc49fba8b407ba61906", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "861e1520618ac78a615e798b49094744dab3285d8eb30dc49fba8b407ba61906", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "861e1520618ac78a615e798b49094744dab3285d8eb30dc49fba8b407ba61906", kill_on_drop: false }` [INFO] [stdout] 861e1520618ac78a615e798b49094744dab3285d8eb30dc49fba8b407ba61906 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5feb17ee201c6fbb6da19c65abf295ab1ba074a48bdb1a6e06ee15f13c6ee1df [INFO] running `Command { std: "docker" "start" "-a" "5feb17ee201c6fbb6da19c65abf295ab1ba074a48bdb1a6e06ee15f13c6ee1df", kill_on_drop: false }` [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking euclid v0.17.3 [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-iter v0.1.44 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking png v0.11.0 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [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) -> 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 [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] 6 | fn render(node: Box) -> 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>; [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 3 | fn parent(&self) -> Option>; [INFO] [stdout] | +++ [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) -> 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 [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] 6 | fn render(node: Box) -> 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>; [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 3 | fn parent(&self) -> Option>; [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>; [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 4 | fn children(&self) -> dyn Iterator>; [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>; [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 4 | fn children(&self) -> Iterator>; [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>; [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 4 | fn children(&self) -> dyn Iterator>; [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>; [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 4 | fn children(&self) -> Iterator>; [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 20 | pub fn child(&self) -> &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 [INFO] [stdout] help: if this is an object-safe 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 { [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: struct `Image` is never constructed [INFO] [stdout] --> src/nodes/image.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Image { [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 Image { [INFO] [stdout] | ----------------------------- associated items in this implementation [INFO] [stdout] 10 | fn new(buffer: ImageBuffer) -> Image { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | fn buffer(&self) -> &ImageBuffer { [INFO] [stdout] | ^^^^^^ [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 Image { [INFO] [stdout] | ----------------------------- associated items in this implementation [INFO] [stdout] 10 | fn new(buffer: ImageBuffer) -> Image { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | fn buffer(&self) -> &ImageBuffer { [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 `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 { [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: struct `Transform` is never constructed [INFO] [stdout] --> src/nodes/transform.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Transform { [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 Transform { [INFO] [stdout] | -------------------------------- associated items in this implementation [INFO] [stdout] 13 | pub fn new(child: N, transform: Transform3D) -> Transform { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | pub fn child(&self) -> &RenderNode { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn transform(&self) -> &Transform3D { [INFO] [stdout] | ^^^^^^^^^ [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 Transform { [INFO] [stdout] | -------------------------------- associated items in this implementation [INFO] [stdout] 13 | pub fn new(child: N, transform: Transform3D) -> Transform { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | pub fn child(&self) -> &RenderNode { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn transform(&self) -> &Transform3D { [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] [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] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.52s [INFO] running `Command { std: "docker" "inspect" "5feb17ee201c6fbb6da19c65abf295ab1ba074a48bdb1a6e06ee15f13c6ee1df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5feb17ee201c6fbb6da19c65abf295ab1ba074a48bdb1a6e06ee15f13c6ee1df", kill_on_drop: false }` [INFO] [stdout] 5feb17ee201c6fbb6da19c65abf295ab1ba074a48bdb1a6e06ee15f13c6ee1df