[INFO] updating cached repository https://github.com/benschinn/img-catechesis
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7b1885f6c10f7f8e69c7e54aa0e6f895652e59d7
[INFO] testing benschinn/img-catechesis against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenschinn%2Fimg-catechesis" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/benschinn/img-catechesis on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-3/source/Cargo.toml
[INFO] crate git repo https://github.com/benschinn/img-catechesis already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] da2ea8282a5770aa4eaae43577de8919c9555c7a22717cf365b7dddedb0c7895
[INFO] running `"docker" "start" "-a" "da2ea8282a5770aa4eaae43577de8919c9555c7a22717cf365b7dddedb0c7895"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rayon-core v1.6.1
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.0
[INFO] [stderr]    Compiling png v0.15.2
[INFO] [stderr]    Compiling color-convert v0.1.0
[INFO] [stderr]    Compiling tiff v0.3.1
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rayon v1.2.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling image v0.22.3
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling img-catechesis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `GenericImage`
[INFO] [stderr]  --> src/main.rs:4:13
[INFO] [stderr]   |
[INFO] [stderr] 4 | use image::{GenericImage, GenericImageView, ImageBuffer, RgbImage};
[INFO] [stderr]   |             ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `GenericImageView`
[INFO] [stderr]  --> src/main.rs:4:27
[INFO] [stderr]   |
[INFO] [stderr] 4 | use image::{GenericImage, GenericImageView, ImageBuffer, RgbImage};
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]   --> src/main.rs:19:55
[INFO] [stderr]    |
[INFO] [stderr] 19 |      let mut img = ImageBuffer::from_fn(512, 512, |x, y| {
[INFO] [stderr]    |                                                       ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `colors`
[INFO] [stderr]   --> src/main.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 |      let colors = json.get("Color")
[INFO] [stderr]    |          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_colors`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `img`
[INFO] [stderr]   --> src/main.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 |      let img: RgbImage = ImageBuffer::new(512, 512);
[INFO] [stderr]    |          ^^^ help: if this is intentional, prefix it with an underscore: `_img`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `width`
[INFO] [stderr]   --> src/main.rs:28:11
[INFO] [stderr]    |
[INFO] [stderr] 28 |      let (width, height) = img.dimensions();
[INFO] [stderr]    |           ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `height`
[INFO] [stderr]   --> src/main.rs:28:18
[INFO] [stderr]    |
[INFO] [stderr] 28 |      let (width, height) = img.dimensions();
[INFO] [stderr]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pixel`
[INFO] [stderr]   --> src/main.rs:31:10
[INFO] [stderr]    |
[INFO] [stderr] 31 |      let pixel = img[(100, 100)];
[INFO] [stderr]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.45s
[INFO] running `"docker" "inspect" "da2ea8282a5770aa4eaae43577de8919c9555c7a22717cf365b7dddedb0c7895"`
[INFO] running `"docker" "rm" "-f" "da2ea8282a5770aa4eaae43577de8919c9555c7a22717cf365b7dddedb0c7895"`
[INFO] [stdout] da2ea8282a5770aa4eaae43577de8919c9555c7a22717cf365b7dddedb0c7895
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1fe89d2908d1f66de9166bd7e36aabd5e20c932c7b2b89fe9d7a5785b6e28e57
[INFO] running `"docker" "start" "-a" "1fe89d2908d1f66de9166bd7e36aabd5e20c932c7b2b89fe9d7a5785b6e28e57"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling img-catechesis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `GenericImage`
[INFO] [stderr]  --> src/main.rs:4:13
[INFO] [stderr]   |
[INFO] [stderr] 4 | use image::{GenericImage, GenericImageView, ImageBuffer, RgbImage};
[INFO] [stderr]   |             ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `GenericImageView`
[INFO] [stderr]  --> src/main.rs:4:27
[INFO] [stderr]   |
[INFO] [stderr] 4 | use image::{GenericImage, GenericImageView, ImageBuffer, RgbImage};
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]   --> src/main.rs:19:55
[INFO] [stderr]    |
[INFO] [stderr] 19 |      let mut img = ImageBuffer::from_fn(512, 512, |x, y| {
[INFO] [stderr]    |                                                       ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `colors`
[INFO] [stderr]   --> src/main.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 |      let colors = json.get("Color")
[INFO] [stderr]    |          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_colors`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `img`
[INFO] [stderr]   --> src/main.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 |      let img: RgbImage = ImageBuffer::new(512, 512);
[INFO] [stderr]    |          ^^^ help: if this is intentional, prefix it with an underscore: `_img`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `width`
[INFO] [stderr]   --> src/main.rs:28:11
[INFO] [stderr]    |
[INFO] [stderr] 28 |      let (width, height) = img.dimensions();
[INFO] [stderr]    |           ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `height`
[INFO] [stderr]   --> src/main.rs:28:18
[INFO] [stderr]    |
[INFO] [stderr] 28 |      let (width, height) = img.dimensions();
[INFO] [stderr]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pixel`
[INFO] [stderr]   --> src/main.rs:31:10
[INFO] [stderr]    |
[INFO] [stderr] 31 |      let pixel = img[(100, 100)];
[INFO] [stderr]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "1fe89d2908d1f66de9166bd7e36aabd5e20c932c7b2b89fe9d7a5785b6e28e57"`
[INFO] running `"docker" "rm" "-f" "1fe89d2908d1f66de9166bd7e36aabd5e20c932c7b2b89fe9d7a5785b6e28e57"`
[INFO] [stdout] 1fe89d2908d1f66de9166bd7e36aabd5e20c932c7b2b89fe9d7a5785b6e28e57
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8cc46aac5eb4c669ce334f2f2d895727346195dd024facdcd4885f1eb7986a14
[INFO] running `"docker" "start" "-a" "8cc46aac5eb4c669ce334f2f2d895727346195dd024facdcd4885f1eb7986a14"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `GenericImage`
[INFO] [stderr]  --> src/main.rs:4:13
[INFO] [stderr]   |
[INFO] [stderr] 4 | use image::{GenericImage, GenericImageView, ImageBuffer, RgbImage};
[INFO] [stderr]   |             ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `GenericImageView`
[INFO] [stderr]  --> src/main.rs:4:27
[INFO] [stderr]   |
[INFO] [stderr] 4 | use image::{GenericImage, GenericImageView, ImageBuffer, RgbImage};
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]   --> src/main.rs:19:55
[INFO] [stderr]    |
[INFO] [stderr] 19 |      let mut img = ImageBuffer::from_fn(512, 512, |x, y| {
[INFO] [stderr]    |                                                       ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `colors`
[INFO] [stderr]   --> src/main.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 |      let colors = json.get("Color")
[INFO] [stderr]    |          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_colors`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `img`
[INFO] [stderr]   --> src/main.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 |      let img: RgbImage = ImageBuffer::new(512, 512);
[INFO] [stderr]    |          ^^^ help: if this is intentional, prefix it with an underscore: `_img`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `width`
[INFO] [stderr]   --> src/main.rs:28:11
[INFO] [stderr]    |
[INFO] [stderr] 28 |      let (width, height) = img.dimensions();
[INFO] [stderr]    |           ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `height`
[INFO] [stderr]   --> src/main.rs:28:18
[INFO] [stderr]    |
[INFO] [stderr] 28 |      let (width, height) = img.dimensions();
[INFO] [stderr]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pixel`
[INFO] [stderr]   --> src/main.rs:31:10
[INFO] [stderr]    |
[INFO] [stderr] 31 |      let pixel = img[(100, 100)];
[INFO] [stderr]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/img_catechesis-c84deada8990a163
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8cc46aac5eb4c669ce334f2f2d895727346195dd024facdcd4885f1eb7986a14"`
[INFO] running `"docker" "rm" "-f" "8cc46aac5eb4c669ce334f2f2d895727346195dd024facdcd4885f1eb7986a14"`
[INFO] [stdout] 8cc46aac5eb4c669ce334f2f2d895727346195dd024facdcd4885f1eb7986a14