[INFO] updating cached repository https://github.com/benschinn/img-catechesis [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7b1885f6c10f7f8e69c7e54aa0e6f895652e59d7 [INFO] checking benschinn/img-catechesis against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenschinn%2Fimg-catechesis" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/benschinn/img-catechesis on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/benschinn/img-catechesis [INFO] finished tweaking git repo https://github.com/benschinn/img-catechesis [INFO] tweaked toml for git repo https://github.com/benschinn/img-catechesis written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/benschinn/img-catechesis already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b5b1a995352369f1d18eb729f191c0bd5bc607f485b58f3e99460bc6f4cfb0df [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b5b1a995352369f1d18eb729f191c0bd5bc607f485b58f3e99460bc6f4cfb0df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b5b1a995352369f1d18eb729f191c0bd5bc607f485b58f3e99460bc6f4cfb0df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5b1a995352369f1d18eb729f191c0bd5bc607f485b58f3e99460bc6f4cfb0df", kill_on_drop: false }` [INFO] [stdout] b5b1a995352369f1d18eb729f191c0bd5bc607f485b58f3e99460bc6f4cfb0df [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a6f6803b14341b2148ae4c44c2c3ae7cc9e18972acda939eeeafe7bd81bc15f4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a6f6803b14341b2148ae4c44c2c3ae7cc9e18972acda939eeeafe7bd81bc15f4", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling rayon-core v1.6.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking serde v1.0.103 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Checking num_cpus v1.11.1 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Checking png v0.15.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking crossbeam-queue v0.2.0 [INFO] [stderr] Checking color-convert v0.1.0 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking rayon v1.2.1 [INFO] [stderr] Checking jpeg-decoder v0.1.18 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Checking serde_json v1.0.44 [INFO] [stderr] Checking tiff v0.3.1 [INFO] [stderr] Checking image v0.22.3 [INFO] [stderr] Checking img-catechesis v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `GenericImage` [INFO] [stdout] --> src/main.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | use image::{GenericImage, GenericImageView, ImageBuffer, RgbImage}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GenericImageView` [INFO] [stdout] --> src/main.rs:4:27 [INFO] [stdout] | [INFO] [stdout] 4 | use image::{GenericImage, GenericImageView, ImageBuffer, RgbImage}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:19:55 [INFO] [stdout] | [INFO] [stdout] 19 | let mut img = ImageBuffer::from_fn(512, 512, |x, y| { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `colors` [INFO] [stdout] --> src/main.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | let colors = json.get("Color") [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_colors` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `img` [INFO] [stdout] --> src/main.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | let img: RgbImage = ImageBuffer::new(512, 512); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_img` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GenericImage` [INFO] [stdout] --> src/main.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | use image::{GenericImage, GenericImageView, ImageBuffer, RgbImage}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GenericImageView` [INFO] [stdout] --> src/main.rs:4:27 [INFO] [stdout] | [INFO] [stdout] 4 | use image::{GenericImage, GenericImageView, ImageBuffer, RgbImage}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `width` [INFO] [stdout] --> src/main.rs:28:11 [INFO] [stdout] | [INFO] [stdout] 28 | let (width, height) = img.dimensions(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_width` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:19:55 [INFO] [stdout] | [INFO] [stdout] 19 | let mut img = ImageBuffer::from_fn(512, 512, |x, y| { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `height` [INFO] [stdout] --> src/main.rs:28:18 [INFO] [stdout] | [INFO] [stdout] 28 | let (width, height) = img.dimensions(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `colors` [INFO] [stdout] --> src/main.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | let colors = json.get("Color") [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_colors` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pixel` [INFO] [stdout] --> src/main.rs:31:10 [INFO] [stdout] | [INFO] [stdout] 31 | let pixel = img[(100, 100)]; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `img` [INFO] [stdout] --> src/main.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | let img: RgbImage = ImageBuffer::new(512, 512); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_img` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `width` [INFO] [stdout] --> src/main.rs:28:11 [INFO] [stdout] | [INFO] [stdout] 28 | let (width, height) = img.dimensions(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_width` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `height` [INFO] [stdout] --> src/main.rs:28:18 [INFO] [stdout] | [INFO] [stdout] 28 | let (width, height) = img.dimensions(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pixel` [INFO] [stdout] --> src/main.rs:31:10 [INFO] [stdout] | [INFO] [stdout] 31 | let pixel = img[(100, 100)]; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 33.67s [INFO] running `Command { std: "docker" "inspect" "a6f6803b14341b2148ae4c44c2c3ae7cc9e18972acda939eeeafe7bd81bc15f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6f6803b14341b2148ae4c44c2c3ae7cc9e18972acda939eeeafe7bd81bc15f4", kill_on_drop: false }` [INFO] [stdout] a6f6803b14341b2148ae4c44c2c3ae7cc9e18972acda939eeeafe7bd81bc15f4