[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] testing sameer/raster2svg against try#ddc023471205c186b40f4bf8ffb598008dbf4885 for pr-87041-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsameer%2Fraster2svg" "/workspace/builds/worker-60/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-60/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sameer/raster2svg on toolchain ddc023471205c186b40f4bf8ffb598008dbf4885 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddc023471205c186b40f4bf8ffb598008dbf4885" "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-60/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" "+ddc023471205c186b40f4bf8ffb598008dbf4885" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lyon_geom v0.17.4 [INFO] [stderr] Downloaded pretty_assertions v0.7.2 [INFO] [stderr] Downloaded uom v0.31.1 [INFO] [stderr] Downloaded noisy_float v0.2.0 [INFO] [stderr] Downloaded ndarray-stats v0.5.0 [INFO] [stderr] Downloaded spade v1.8.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+ddc023471205c186b40f4bf8ffb598008dbf4885" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 628b559656f890c2d0292b354e58063bcd61b347b619f1848573264d20932b4e [INFO] running `Command { std: "docker" "start" "-a" "628b559656f890c2d0292b354e58063bcd61b347b619f1848573264d20932b4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "628b559656f890c2d0292b354e58063bcd61b347b619f1848573264d20932b4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "628b559656f890c2d0292b354e58063bcd61b347b619f1848573264d20932b4e", kill_on_drop: false }` [INFO] [stdout] 628b559656f890c2d0292b354e58063bcd61b347b619f1848573264d20932b4e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+ddc023471205c186b40f4bf8ffb598008dbf4885" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 998f1c6561427f283a4bb5db5681662bd7e9a8ff96948a80dfeb160cf78e6da4 [INFO] running `Command { std: "docker" "start" "-a" "998f1c6561427f283a4bb5db5681662bd7e9a8ff96948a80dfeb160cf78e6da4", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling anyhow v1.0.42 [INFO] [stderr] Compiling smallvec v1.6.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling strum v0.21.0 [INFO] [stderr] Compiling version-compare v0.0.11 [INFO] [stderr] Compiling adler32 v1.2.0 [INFO] 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quote v1.0.9 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling generic-array v0.12.4 [INFO] [stderr] Compiling num-complex v0.4.0 [INFO] [stderr] Compiling euclid v0.22.6 [INFO] [stderr] Compiling noisy_float v0.2.0 [INFO] [stderr] Compiling uom v0.31.1 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling alga v0.9.3 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling env_logger v0.9.0 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling lyon_geom v0.17.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling nalgebra v0.18.1 [INFO] [stderr] Compiling jpeg-decoder v0.1.22 [INFO] [stderr] Compiling ndarray v0.15.3 [INFO] [stderr] Compiling tiff v0.6.1 [INFO] [stderr] Compiling 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] Compiling ndarray-stats v0.5.0 [INFO] [stderr] Compiling thiserror v1.0.26 [INFO] [stderr] Compiling system-deps v3.1.2 [INFO] [stderr] Compiling structopt v0.3.22 [INFO] [stderr] Compiling cairo-sys-rs v0.14.0 [INFO] [stderr] Compiling cairo-rs v0.14.1 [INFO] [stderr] Compiling spade v1.8.2 [INFO] [stderr] Compiling 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: 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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 13s [INFO] running `Command { std: "docker" "inspect" "998f1c6561427f283a4bb5db5681662bd7e9a8ff96948a80dfeb160cf78e6da4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "998f1c6561427f283a4bb5db5681662bd7e9a8ff96948a80dfeb160cf78e6da4", kill_on_drop: false }` [INFO] [stdout] 998f1c6561427f283a4bb5db5681662bd7e9a8ff96948a80dfeb160cf78e6da4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+ddc023471205c186b40f4bf8ffb598008dbf4885" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9f9716aee3f9c68283b2d38412c27d54e637f0023f36af52f7af404489776d1f [INFO] running `Command { std: "docker" "start" "-a" "9f9716aee3f9c68283b2d38412c27d54e637f0023f36af52f7af404489776d1f", kill_on_drop: false }` [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling pretty_assertions v0.7.2 [INFO] [stderr] Compiling 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: 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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.89s [INFO] running `Command { std: "docker" "inspect" "9f9716aee3f9c68283b2d38412c27d54e637f0023f36af52f7af404489776d1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f9716aee3f9c68283b2d38412c27d54e637f0023f36af52f7af404489776d1f", kill_on_drop: false }` [INFO] [stdout] 9f9716aee3f9c68283b2d38412c27d54e637f0023f36af52f7af404489776d1f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+ddc023471205c186b40f4bf8ffb598008dbf4885" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 680f5c11889aa0772dcdc2eb7765d6c1b4bd7c307f4cd41cc242b28cc0ebce5f [INFO] running `Command { std: "docker" "start" "-a" "680f5c11889aa0772dcdc2eb7765d6c1b4bd7c307f4cd41cc242b28cc0ebce5f", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `edge_flow_estimation`, `step_edge_detection` [INFO] [stderr] --> src/render.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | edge_flow_estimation, edge_tangent_flow, flow_based_difference_of_gaussians, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 4 | step_edge_detection, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `first_derivative_weight_sum` is assigned to, but never used [INFO] [stderr] --> src/filter.rs:333:21 [INFO] [stderr] | [INFO] [stderr] 333 | let mut first_derivative_weight_sum = 0.; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_first_derivative_weight_sum` instead [INFO] [stderr] [INFO] [stderr] warning: variable `laplacian_of_gaussian_weight_sum` is assigned to, but never used [INFO] [stderr] --> src/filter.rs:335:21 [INFO] [stderr] | [INFO] [stderr] 335 | let mut laplacian_of_gaussian_weight_sum = 0.; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_laplacian_of_gaussian_weight_sum` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `instrument_diameter_in_pixels` [INFO] [stderr] --> src/render.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | instrument_diameter_in_pixels: f64, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instrument_diameter_in_pixels` [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `EdgeFlowEstimate` [INFO] [stderr] --> src/filter.rs:262:12 [INFO] [stderr] | [INFO] [stderr] 262 | pub struct EdgeFlowEstimate { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `edge_flow_estimation` [INFO] [stderr] --> src/filter.rs:277:8 [INFO] [stderr] | [INFO] [stderr] 277 | pub fn edge_flow_estimation(image: ArrayView2) -> EdgeFlowEstimate { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `step_edge_detection` [INFO] [stderr] --> src/filter.rs:306:8 [INFO] [stderr] | [INFO] [stderr] 306 | pub fn step_edge_detection( [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `gaussian_pdf_first_derivative` [INFO] [stderr] --> src/filter.rs:421:4 [INFO] [stderr] | [INFO] [stderr] 421 | fn gaussian_pdf_first_derivative(x: f64, sigma: f64) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `gaussian_cdf` [INFO] [stderr] --> src/filter.rs:427:4 [INFO] [stderr] | [INFO] [stderr] 427 | fn gaussian_cdf(x: f64, sigma: f64) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `erf` [INFO] [stderr] --> src/filter.rs:431:4 [INFO] [stderr] | [INFO] [stderr] 431 | fn erf(x: f64) -> f64 { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:276:5 [INFO] [stderr] | [INFO] [stderr] 276 | ctx.fill(); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/render.rs:39:13 [INFO] [stderr] | [INFO] [stderr] 39 | ctx.fill(); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/render.rs:180:17 [INFO] [stderr] | [INFO] [stderr] 180 | ctx.fill(); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/render.rs:200:21 [INFO] [stderr] | [INFO] [stderr] 200 | ctx.stroke(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/render.rs:220:21 [INFO] [stderr] | [INFO] [stderr] 220 | ctx.stroke(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/render.rs:234:25 [INFO] [stderr] | [INFO] [stderr] 234 | ctx.stroke(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/render.rs:247:21 [INFO] [stderr] | [INFO] [stderr] 247 | ctx.stroke(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `raster2svg` (bin "raster2svg" test) generated 17 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/raster2svg-e7912018519c8372) [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test color::tests::srgb_to_hsl_is_correct ... ok [INFO] [stdout] test graph::mst::mst_is_correct_for_trivial_case ... ok [INFO] [stdout] test color::tests::ciexyz_to_cielab_is_correct ... ok [INFO] [stdout] test voronoi::hull::tests::test_convex_hull_of_square ... ok [INFO] [stdout] test voronoi::hull::tests::test_convex_hull_of_square_with_inscribed_point ... ok [INFO] [stdout] test voronoi::hull::tests::test_convex_hull_of_triangle ... ok [INFO] [stdout] test color::tests::srgb_to_ciexyz_is_correct ... ok [INFO] [stdout] test graph::tsp::tsp_is_correct_for_nontrivial_case ... ok [INFO] [stdout] test filter::tests::test_convolution_operator ... ok [INFO] [stdout] test graph::tsp::tsp_is_correct_for_trivial_case ... ok [INFO] [stdout] test voronoi::tests::test_jump_flooding_voronoi ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.04s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "680f5c11889aa0772dcdc2eb7765d6c1b4bd7c307f4cd41cc242b28cc0ebce5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "680f5c11889aa0772dcdc2eb7765d6c1b4bd7c307f4cd41cc242b28cc0ebce5f", kill_on_drop: false }` [INFO] [stdout] 680f5c11889aa0772dcdc2eb7765d6c1b4bd7c307f4cd41cc242b28cc0ebce5f