[INFO] fetching crate roughr 0.12.0...
[INFO] checking roughr-0.12.0 against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] extracting crate roughr 0.12.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate roughr 0.12.0
[INFO] finished tweaking crates.io crate roughr 0.12.0
[INFO] tweaked toml for crates.io crate roughr 0.12.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate roughr 0.12.0 on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate roughr 0.12.0 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b015398aa862e9c86e2b8e6d9de976a62de5437bbc391c6175d81fc2106e6f2
[INFO] running `Command { std: "docker" "start" "-a" "8b015398aa862e9c86e2b8e6d9de976a62de5437bbc391c6175d81fc2106e6f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b015398aa862e9c86e2b8e6d9de976a62de5437bbc391c6175d81fc2106e6f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b015398aa862e9c86e2b8e6d9de976a62de5437bbc391c6175d81fc2106e6f2", kill_on_drop: false }`
[INFO] [stdout] 8b015398aa862e9c86e2b8e6d9de976a62de5437bbc391c6175d81fc2106e6f2
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2ae09098ecbf1f095d896b0803d39d0444c796cdda6009a09888b505820d9da
[INFO] running `Command { std: "docker" "start" "-a" "d2ae09098ecbf1f095d896b0803d39d0444c796cdda6009a09888b505820d9da", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling cc v1.2.26
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling cgmath v0.18.0
[INFO] [stderr]     Checking kurbo v0.9.5
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling palette v0.7.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking fast-srgb8 v1.0.0
[INFO] [stderr]     Checking svg v0.7.2
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]     Checking object v0.32.0
[INFO] [stderr]     Checking svgtypes v0.11.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking euclid v0.22.9
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking points_on_curve v0.7.0
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking svg_path_ops v0.11.0
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling palette_derive v0.7.3
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking plotlib v0.5.1
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling derive_builder_core v0.12.0
[INFO] [stderr]    Compiling derive_builder_macro v0.12.0
[INFO] [stderr]     Checking derive_builder v0.12.0
[INFO] [stderr]     Checking roughr v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/renderer.rs:1132:9
[INFO] [stdout]      |
[INFO] [stdout] 1132 |     let mut ops = vec![];
[INFO] [stdout]      |         ----^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/renderer.rs:1133:9
[INFO] [stdout]      |
[INFO] [stdout] 1133 |     let mut first = Point2D::new(_c::<F>(0.0), _c::<F>(0.0));
[INFO] [stdout]      |         ----^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/renderer.rs:1134:9
[INFO] [stdout]      |
[INFO] [stdout] 1134 |     let mut current = Point2D::new(_c::<F>(0.0), _c::<F>(0.0));
[INFO] [stdout]      |         ----^^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/renderer.rs:1146:9
[INFO] [stdout]      |
[INFO] [stdout] 1146 |     let mut ops = vec![];
[INFO] [stdout]      |         ----^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/renderer.rs:1147:9
[INFO] [stdout]      |
[INFO] [stdout] 1147 |     let mut first = Point2D::new(_c::<F>(0.0), _c::<F>(0.0));
[INFO] [stdout]      |         ----^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/renderer.rs:1148:9
[INFO] [stdout]      |
[INFO] [stdout] 1148 |     let mut current = Point2D::new(_c::<F>(0.0), _c::<F>(0.0));
[INFO] [stdout]      |         ----^^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Config` is never constructed
[INFO] [stdout]   --> src/core.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Config {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `DrawingSurface` is never constructed
[INFO] [stdout]   --> src/core.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct DrawingSurface {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `options` is never read
[INFO] [stdout]   --> src/core.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 11 |     options: Option<Options>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `width` and `height` are never read
[INFO] [stdout]   --> src/core.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct DrawingSurface {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 15 |     width: f32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 16 |     height: f32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `s` is never read
[INFO] [stdout]   --> src/filler/scan_line_hachure.rs:34:16
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct ActiveEdgeEntry<F: Float + FromPrimitive + Trig> {
[INFO] [stdout]    |        --------------- field in this struct
[INFO] [stdout] 34 |     pub(crate) s: F,
[INFO] [stdout]    |                ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/generator.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl Generator {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 55 |     fn new(options: Options) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `roughr` (lib) due to 2 previous errors; 10 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]     --> src/renderer.rs:1669:23
[INFO] [stdout]      |
[INFO] [stdout] 1669 |                 .size(1.0),
[INFO] [stdout]      |                       ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout]      = note: `#[warn(float_literal_f32_fallback)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]     --> src/renderer.rs:1676:23
[INFO] [stdout]      |
[INFO] [stdout] 1676 |                 .size(1.0),
[INFO] [stdout]      |                       ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/renderer.rs:1132:9
[INFO] [stdout]      |
[INFO] [stdout] 1132 |     let mut ops = vec![];
[INFO] [stdout]      |         ----^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/renderer.rs:1133:9
[INFO] [stdout]      |
[INFO] [stdout] 1133 |     let mut first = Point2D::new(_c::<F>(0.0), _c::<F>(0.0));
[INFO] [stdout]      |         ----^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/renderer.rs:1134:9
[INFO] [stdout]      |
[INFO] [stdout] 1134 |     let mut current = Point2D::new(_c::<F>(0.0), _c::<F>(0.0));
[INFO] [stdout]      |         ----^^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/renderer.rs:1146:9
[INFO] [stdout]      |
[INFO] [stdout] 1146 |     let mut ops = vec![];
[INFO] [stdout]      |         ----^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/renderer.rs:1147:9
[INFO] [stdout]      |
[INFO] [stdout] 1147 |     let mut first = Point2D::new(_c::<F>(0.0), _c::<F>(0.0));
[INFO] [stdout]      |         ----^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/renderer.rs:1148:9
[INFO] [stdout]      |
[INFO] [stdout] 1148 |     let mut current = Point2D::new(_c::<F>(0.0), _c::<F>(0.0));
[INFO] [stdout]      |         ----^^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Config` is never constructed
[INFO] [stdout]   --> src/core.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Config {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `DrawingSurface` is never constructed
[INFO] [stdout]   --> src/core.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct DrawingSurface {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `options` is never read
[INFO] [stdout]   --> src/core.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 11 |     options: Option<Options>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `width` and `height` are never read
[INFO] [stdout]   --> src/core.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct DrawingSurface {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 15 |     width: f32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 16 |     height: f32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `s` is never read
[INFO] [stdout]   --> src/filler/scan_line_hachure.rs:34:16
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct ActiveEdgeEntry<F: Float + FromPrimitive + Trig> {
[INFO] [stdout]    |        --------------- field in this struct
[INFO] [stdout] 34 |     pub(crate) s: F,
[INFO] [stdout]    |                ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/generator.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl Generator {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 55 |     fn new(options: Options) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `roughr` (lib test) due to 2 previous errors; 12 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d2ae09098ecbf1f095d896b0803d39d0444c796cdda6009a09888b505820d9da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2ae09098ecbf1f095d896b0803d39d0444c796cdda6009a09888b505820d9da", kill_on_drop: false }`
[INFO] [stdout] d2ae09098ecbf1f095d896b0803d39d0444c796cdda6009a09888b505820d9da
