[INFO] cloning repository https://github.com/cechmanek/monocle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cechmanek/monocle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcechmanek%2Fmonocle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcechmanek%2Fmonocle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7a80bc598f5d275824e8321ba0132f99a831d559
[INFO] checking cechmanek/monocle against master#507271bc119683008ec719ecee48814e8ac86c65 for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcechmanek%2Fmonocle" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cechmanek/monocle
[INFO] finished tweaking git repo https://github.com/cechmanek/monocle
[INFO] tweaked toml for git repo https://github.com/cechmanek/monocle written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cechmanek/monocle on toolchain 507271bc119683008ec719ecee48814e8ac86c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cechmanek/monocle 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" "+507271bc119683008ec719ecee48814e8ac86c65" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d239acf5f2def50b9bc6b9484ce95f2038c1faf2d69e4b7a747484faed563cb8
[INFO] running `Command { std: "docker" "start" "-a" "d239acf5f2def50b9bc6b9484ce95f2038c1faf2d69e4b7a747484faed563cb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d239acf5f2def50b9bc6b9484ce95f2038c1faf2d69e4b7a747484faed563cb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d239acf5f2def50b9bc6b9484ce95f2038c1faf2d69e4b7a747484faed563cb8", kill_on_drop: false }`
[INFO] [stdout] d239acf5f2def50b9bc6b9484ce95f2038c1faf2d69e4b7a747484faed563cb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e9ef07098f77e8d77e29919a14b462dbc671f07e059d4662ebd0393a2ddd5d4
[INFO] running `Command { std: "docker" "start" "-a" "1e9ef07098f77e8d77e29919a14b462dbc671f07e059d4662ebd0393a2ddd5d4", kill_on_drop: false }`
[INFO] [stderr]     Checking monocle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `method`
[INFO] [stdout]   --> src/io/compress.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn compress(/*image*/ method: Method, file_name: &str) {
[INFO] [stdout]    |                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_method`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/io/compress.rs:10:43
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn compress(/*image*/ method: Method, file_name: &str) {
[INFO] [stdout]    |                                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window_name`
[INFO] [stdout]  --> src/io/display.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn show(/*image: &Image*/ window_name: &str) {
[INFO] [stdout]   |                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `method`
[INFO] [stdout]   --> src/io/compress.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn compress(/*image*/ method: Method, file_name: &str) {
[INFO] [stdout]    |                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_method`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]  --> src/io/read_write.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn load_image(file_name: &str) /*-> Image*/ {
[INFO] [stdout]   |                   ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/io/compress.rs:10:43
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn compress(/*image*/ method: Method, file_name: &str) {
[INFO] [stdout]    |                                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window_name`
[INFO] [stdout]  --> src/io/display.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn show(/*image: &Image*/ window_name: &str) {
[INFO] [stdout]   |                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]  --> src/io/read_write.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn load_image(file_name: &str) /*-> Image*/ {
[INFO] [stdout]   |                   ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]  --> src/io/read_write.rs:7:36
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn save_image(/*image: &Image*/file_name: &str) {
[INFO] [stdout]   |                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]  --> src/io/read_write.rs:7:36
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn save_image(/*image: &Image*/file_name: &str) {
[INFO] [stdout]   |                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/io/read_write.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn load_camera(file_name: &str) /* -> Camera */ {
[INFO] [stdout]    |                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/io/read_write.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn load_camera(file_name: &str) /* -> Camera */ {
[INFO] [stdout]    |                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/io/read_write.rs:18:40
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn save_camera(/*camera: &Camera*/ file_name: &str) {
[INFO] [stdout]    |                                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/io/read_write.rs:18:40
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn save_camera(/*camera: &Camera*/ file_name: &str) {
[INFO] [stdout]    |                                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/io/read_write.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn load_features(file_name: &str) /* -> [Features] */ {
[INFO] [stdout]    |                      ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/io/read_write.rs:26:47
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn save_features(/*features: &[Features]*/file_name: &str) /* -> [Features] */ {
[INFO] [stdout]    |                                               ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rate`
[INFO] [stdout]   --> src/kernels/activation_functions.rs:11:40
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn leaky_rectified_linear(/*array*/rate: f64) -> f64 {
[INFO] [stdout]    |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_rate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/io/read_write.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn load_features(file_name: &str) /* -> [Features] */ {
[INFO] [stdout]    |                      ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/io/read_write.rs:26:47
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn save_features(/*features: &[Features]*/file_name: &str) /* -> [Features] */ {
[INFO] [stdout]    |                                               ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rate`
[INFO] [stdout]   --> src/kernels/activation_functions.rs:11:40
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn leaky_rectified_linear(/*array*/rate: f64) -> f64 {
[INFO] [stdout]    |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_rate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `height` and `width` are never read
[INFO] [stdout]   --> src/core/image.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Image {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 16 |   height: u64,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 17 |   width: u64,
[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 `x` and `y` are never read
[INFO] [stdout]  --> src/core/pixel.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Pixel {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] 4 |   x: u8,
[INFO] [stdout]   |   ^
[INFO] [stdout] 5 |   y: u8,
[INFO] [stdout]   |   ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `filter_matches` is never used
[INFO] [stdout]  --> src/features/matching.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn filter_matches() 
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `height` and `width` are never read
[INFO] [stdout]   --> src/core/image.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Image {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 16 |   height: u64,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 17 |   width: u64,
[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 `i`, `j`, `k`, and `w` are never read
[INFO] [stdout]  --> src/geometry/quaternion.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Quaternion {
[INFO] [stdout]   |            ---------- fields in this struct
[INFO] [stdout] 4 |   i: f64,
[INFO] [stdout]   |   ^
[INFO] [stdout] 5 |   j: f64,
[INFO] [stdout]   |   ^
[INFO] [stdout] 6 |   k: f64,
[INFO] [stdout]   |   ^
[INFO] [stdout] 7 |   w: f64,
[INFO] [stdout]   |   ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x` and `y` are never read
[INFO] [stdout]  --> src/core/pixel.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Pixel {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] 4 |   x: u8,
[INFO] [stdout]   |   ^
[INFO] [stdout] 5 |   y: u8,
[INFO] [stdout]   |   ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x`, `y`, and `z` are never read
[INFO] [stdout]  --> src/geometry/points.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Point {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] 4 |   x: f64,
[INFO] [stdout]   |   ^
[INFO] [stdout] 5 |   y: f64,
[INFO] [stdout]   |   ^
[INFO] [stdout] 6 |   z: f64,
[INFO] [stdout]   |   ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `filter_matches` is never used
[INFO] [stdout]  --> src/features/matching.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn filter_matches() 
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `i`, `j`, `k`, and `w` are never read
[INFO] [stdout]  --> src/geometry/quaternion.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Quaternion {
[INFO] [stdout]   |            ---------- fields in this struct
[INFO] [stdout] 4 |   i: f64,
[INFO] [stdout]   |   ^
[INFO] [stdout] 5 |   j: f64,
[INFO] [stdout]   |   ^
[INFO] [stdout] 6 |   k: f64,
[INFO] [stdout]   |   ^
[INFO] [stdout] 7 |   w: f64,
[INFO] [stdout]   |   ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x`, `y`, and `z` are never read
[INFO] [stdout]  --> src/geometry/points.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Point {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] 4 |   x: f64,
[INFO] [stdout]   |   ^
[INFO] [stdout] 5 |   y: f64,
[INFO] [stdout]   |   ^
[INFO] [stdout] 6 |   z: f64,
[INFO] [stdout]   |   ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "1e9ef07098f77e8d77e29919a14b462dbc671f07e059d4662ebd0393a2ddd5d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e9ef07098f77e8d77e29919a14b462dbc671f07e059d4662ebd0393a2ddd5d4", kill_on_drop: false }`
[INFO] [stdout] 1e9ef07098f77e8d77e29919a14b462dbc671f07e059d4662ebd0393a2ddd5d4
