[INFO] cloning repository https://github.com/sameer/raster2svg [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sameer/raster2svg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsameer%2Fraster2svg", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsameer%2Fraster2svg'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 57924dc72397076d6040a22f08f26d07490c2e65 [INFO] checking sameer/raster2svg against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsameer%2Fraster2svg" "/workspace/builds/worker-15/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sameer/raster2svg on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sameer/raster2svg [INFO] finished tweaking git repo https://github.com/sameer/raster2svg [INFO] tweaked toml for git repo https://github.com/sameer/raster2svg written to /workspace/builds/worker-15/source/Cargo.toml [INFO] crate git repo https://github.com/sameer/raster2svg already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cairo-sys-rs v0.14.0 [INFO] [stderr] Downloaded funty v1.2.0 [INFO] [stderr] Downloaded cairo-rs v0.14.1 [INFO] [stderr] Downloaded bitvec v0.22.3 [INFO] [stderr] Downloaded system-deps v3.1.2 [INFO] [stderr] Downloaded ndarray-stats v0.5.0 [INFO] [stderr] Downloaded spade v1.8.2 [INFO] [stderr] Downloaded wyz v0.4.0 [INFO] [stderr] Downloaded noisy_float v0.2.0 [INFO] [stderr] Downloaded ndarray v0.15.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 289ca5cb9a14313ca6efecd78313d3b61abeb45629e5ce843a916820db553920 [INFO] running `Command { std: "docker" "start" "-a" "289ca5cb9a14313ca6efecd78313d3b61abeb45629e5ce843a916820db553920", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "289ca5cb9a14313ca6efecd78313d3b61abeb45629e5ce843a916820db553920", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "289ca5cb9a14313ca6efecd78313d3b61abeb45629e5ce843a916820db553920", kill_on_drop: false }` [INFO] [stdout] 289ca5cb9a14313ca6efecd78313d3b61abeb45629e5ce843a916820db553920 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] df17ca56991f386527b7b2f266d31026cc460feb46e86c5326b4da02b4285fde [INFO] running `Command { std: "docker" "start" "-a" "df17ca56991f386527b7b2f266d31026cc460feb46e86c5326b4da02b4285fde", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling anyhow v1.0.42 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling smallvec v1.6.1 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling version-compare v0.0.11 [INFO] [stderr] Compiling strum v0.21.0 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[stderr] Checking nalgebra v0.18.1 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking ndarray v0.15.3 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Compiling strum_macros v0.21.1 [INFO] [stderr] Compiling structopt-derive v0.4.15 [INFO] [stderr] Checking ndarray-stats v0.5.0 [INFO] [stderr] Compiling thiserror v1.0.26 [INFO] [stderr] Compiling system-deps v3.1.2 [INFO] [stderr] Checking structopt v0.3.22 [INFO] [stderr] Compiling cairo-sys-rs v0.14.0 [INFO] [stderr] Checking cairo-rs v0.14.1 [INFO] [stderr] Checking spade v1.8.2 [INFO] [stderr] Checking raster2svg v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `edge_flow_estimation`, `step_edge_detection` [INFO] [stdout] --> src/render.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | edge_flow_estimation, edge_tangent_flow, flow_based_difference_of_gaussians, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 4 | step_edge_detection, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `edge_flow_estimation`, `step_edge_detection` [INFO] [stdout] --> src/render.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | edge_flow_estimation, edge_tangent_flow, flow_based_difference_of_gaussians, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 4 | step_edge_detection, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `first_derivative_weight_sum` is assigned to, but never used [INFO] [stdout] --> src/filter.rs:333:21 [INFO] [stdout] | [INFO] [stdout] 333 | let mut first_derivative_weight_sum = 0.; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_first_derivative_weight_sum` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `laplacian_of_gaussian_weight_sum` is assigned to, but never used [INFO] [stdout] --> src/filter.rs:335:21 [INFO] [stdout] | [INFO] [stdout] 335 | let mut laplacian_of_gaussian_weight_sum = 0.; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_laplacian_of_gaussian_weight_sum` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instrument_diameter_in_pixels` [INFO] [stdout] --> src/render.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | instrument_diameter_in_pixels: f64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instrument_diameter_in_pixels` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `first_derivative_weight_sum` is assigned to, but never used [INFO] [stdout] --> src/filter.rs:333:21 [INFO] [stdout] | [INFO] [stdout] 333 | let mut first_derivative_weight_sum = 0.; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_first_derivative_weight_sum` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `laplacian_of_gaussian_weight_sum` is assigned to, but never used [INFO] [stdout] --> src/filter.rs:335:21 [INFO] [stdout] | [INFO] [stdout] 335 | let mut laplacian_of_gaussian_weight_sum = 0.; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_laplacian_of_gaussian_weight_sum` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instrument_diameter_in_pixels` [INFO] [stdout] --> src/render.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | instrument_diameter_in_pixels: f64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instrument_diameter_in_pixels` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `EdgeFlowEstimate` [INFO] [stdout] --> src/filter.rs:262:12 [INFO] [stdout] | [INFO] [stdout] 262 | pub struct EdgeFlowEstimate { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `edge_flow_estimation` [INFO] [stdout] --> src/filter.rs:277:8 [INFO] [stdout] | [INFO] [stdout] 277 | pub fn edge_flow_estimation(image: ArrayView2) -> EdgeFlowEstimate { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `step_edge_detection` [INFO] [stdout] --> src/filter.rs:306:8 [INFO] [stdout] | [INFO] [stdout] 306 | pub fn step_edge_detection( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `gaussian_pdf_first_derivative` [INFO] [stdout] --> src/filter.rs:421:4 [INFO] [stdout] | [INFO] [stdout] 421 | fn gaussian_pdf_first_derivative(x: f64, sigma: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `gaussian_cdf` [INFO] [stdout] --> src/filter.rs:427:4 [INFO] [stdout] | [INFO] [stdout] 427 | fn gaussian_cdf(x: f64, sigma: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `erf` [INFO] [stdout] --> src/filter.rs:431:4 [INFO] [stdout] | [INFO] [stdout] 431 | fn erf(x: f64) -> f64 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:276:5 [INFO] [stdout] | [INFO] [stdout] 276 | ctx.fill(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/render.rs:39:13 [INFO] [stdout] | [INFO] [stdout] 39 | ctx.fill(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/render.rs:180:17 [INFO] [stdout] | [INFO] [stdout] 180 | ctx.fill(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/render.rs:200:21 [INFO] [stdout] | [INFO] [stdout] 200 | ctx.stroke(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/render.rs:220:21 [INFO] [stdout] | [INFO] [stdout] 220 | ctx.stroke(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/render.rs:234:25 [INFO] [stdout] | [INFO] [stdout] 234 | ctx.stroke(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/render.rs:247:21 [INFO] [stdout] | [INFO] [stdout] 247 | ctx.stroke(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `EdgeFlowEstimate` [INFO] [stdout] --> src/filter.rs:262:12 [INFO] [stdout] | [INFO] [stdout] 262 | pub struct EdgeFlowEstimate { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `edge_flow_estimation` [INFO] [stdout] --> src/filter.rs:277:8 [INFO] [stdout] | [INFO] [stdout] 277 | pub fn edge_flow_estimation(image: ArrayView2) -> EdgeFlowEstimate { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `step_edge_detection` [INFO] [stdout] --> src/filter.rs:306:8 [INFO] [stdout] | [INFO] [stdout] 306 | pub fn step_edge_detection( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `gaussian_pdf_first_derivative` [INFO] [stdout] --> src/filter.rs:421:4 [INFO] [stdout] | [INFO] [stdout] 421 | fn gaussian_pdf_first_derivative(x: f64, sigma: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `gaussian_cdf` [INFO] [stdout] --> src/filter.rs:427:4 [INFO] [stdout] | [INFO] [stdout] 427 | fn gaussian_cdf(x: f64, sigma: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `erf` [INFO] [stdout] --> src/filter.rs:431:4 [INFO] [stdout] | [INFO] [stdout] 431 | fn erf(x: f64) -> f64 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:276:5 [INFO] [stdout] | [INFO] [stdout] 276 | ctx.fill(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/render.rs:39:13 [INFO] [stdout] | [INFO] [stdout] 39 | ctx.fill(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/render.rs:180:17 [INFO] [stdout] | [INFO] [stdout] 180 | ctx.fill(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/render.rs:200:21 [INFO] [stdout] | [INFO] [stdout] 200 | ctx.stroke(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/render.rs:220:21 [INFO] [stdout] | [INFO] [stdout] 220 | ctx.stroke(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/render.rs:234:25 [INFO] [stdout] | [INFO] [stdout] 234 | ctx.stroke(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/render.rs:247:21 [INFO] [stdout] | [INFO] [stdout] 247 | ctx.stroke(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 50.79s [INFO] running `Command { std: "docker" "inspect" "df17ca56991f386527b7b2f266d31026cc460feb46e86c5326b4da02b4285fde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df17ca56991f386527b7b2f266d31026cc460feb46e86c5326b4da02b4285fde", kill_on_drop: false }` [INFO] [stdout] df17ca56991f386527b7b2f266d31026cc460feb46e86c5326b4da02b4285fde