[INFO] cloning repository https://github.com/danreeves/png-reader [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danreeves/png-reader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanreeves%2Fpng-reader", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanreeves%2Fpng-reader'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7ffe9c9b0f2015386ac00e6c8abb6af684e3fa35 [INFO] testing danreeves/png-reader against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanreeves%2Fpng-reader" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/danreeves/png-reader on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/danreeves/png-reader [INFO] finished tweaking git repo https://github.com/danreeves/png-reader [INFO] tweaked toml for git repo https://github.com/danreeves/png-reader written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/danreeves/png-reader already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libflate_lz77 v1.0.0 [INFO] [stderr] Downloaded libflate v1.0.2 [INFO] [stderr] Downloaded core-foundation-sys v0.8.0 [INFO] [stderr] Downloaded tracing-core v0.1.15 [INFO] [stderr] Downloaded bytemuck v1.4.0 [INFO] [stderr] Downloaded core-graphics-types v0.1.0 [INFO] [stderr] Downloaded core-foundation v0.9.0 [INFO] [stderr] Downloaded wgpu-core v0.6.2 [INFO] [stderr] Downloaded gfx-backend-dx11 v0.6.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b4cc99ee2cdbe2540adcb1426da21d778108a845e4dc231ef4747b08145264ca [INFO] running `Command { std: "docker" "start" "-a" "b4cc99ee2cdbe2540adcb1426da21d778108a845e4dc231ef4747b08145264ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b4cc99ee2cdbe2540adcb1426da21d778108a845e4dc231ef4747b08145264ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4cc99ee2cdbe2540adcb1426da21d778108a845e4dc231ef4747b08145264ca", kill_on_drop: false }` [INFO] [stdout] b4cc99ee2cdbe2540adcb1426da21d778108a845e4dc231ef4747b08145264ca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0dc1d23c5049d81b310a1523205173c8411f90c47888c0541252097f085b6c12 [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" "0dc1d23c5049d81b310a1523205173c8411f90c47888c0541252097f085b6c12", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling proc-macro2 v1.0.20 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling once_cell v1.4.1 [INFO] [stderr] Compiling wide v0.4.6 [INFO] [stderr] Compiling bytemuck v1.4.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling tracing-core v0.1.15 [INFO] [stderr] Compiling miniz_oxide v0.4.1 [INFO] [stderr] Compiling dlib v0.4.2 [INFO] [stderr] Compiling libflate v1.0.2 [INFO] [stderr] Compiling wayland-sys v0.23.6 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling tracing v0.1.19 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling ultraviolet v0.4.6 [INFO] [stderr] Compiling raw-window-handle v0.3.3 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling parking_lot_core v0.8.0 [INFO] [stderr] Compiling x11 v2.18.2 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling parking_lot_core v0.7.2 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Compiling gfx-hal v0.6.0 [INFO] [stderr] Compiling parking_lot v0.10.2 [INFO] [stderr] Compiling parking_lot v0.11.0 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling ordered-float v1.1.0 [INFO] [stderr] Compiling line_drawing v0.7.0 [INFO] [stderr] Compiling spirv_headers v1.5.0 [INFO] [stderr] Compiling rusttype v0.8.3 [INFO] [stderr] Compiling rusttype v0.7.9 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling andrew v0.2.1 [INFO] [stderr] Compiling calloop v0.4.4 [INFO] [stderr] Compiling wayland-commons v0.23.6 [INFO] [stderr] Compiling gfx-memory v0.2.0 [INFO] [stderr] Compiling gfx-backend-vulkan v0.6.1 [INFO] [stderr] Compiling gfx-backend-empty v0.6.0 [INFO] [stderr] Compiling gfx-descriptor v0.2.0 [INFO] [stderr] Compiling wayland-client v0.23.6 [INFO] [stderr] Compiling wayland-protocols v0.23.6 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Compiling smithay-client-toolkit v0.6.6 [INFO] [stderr] Compiling thiserror v1.0.20 [INFO] [stderr] Compiling naga v0.2.0 [INFO] [stderr] Compiling pin-project v0.4.23 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling winit v0.22.2 [INFO] [stderr] Compiling wgpu-core v0.6.2 [INFO] [stderr] Compiling winit_input_helper v0.7.0 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling wgpu v0.6.0 [INFO] [stderr] Compiling pixels v0.2.0 [INFO] [stderr] Compiling png v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:149:18 [INFO] [stdout] | [INFO] [stdout] 149 | for (i, pixel) in frame.chunks_exact_mut(4).enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/main.rs:81:21 [INFO] [stdout] | [INFO] [stdout] 81 | let n = file.read(&mut data)?; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | let mut data = decompress_to_vec(&image_data[2..]).unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:144:5 [INFO] [stdout] | [INFO] [stdout] 144 | / window::run( [INFO] [stdout] 145 | | ihdr.image_width, [INFO] [stdout] 146 | | ihdr.image_height, [INFO] [stdout] 147 | | move |frame: &mut [u8]| { [INFO] [stdout] ... | [INFO] [stdout] 153 | | }, [INFO] [stdout] 154 | | ); [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 34s [INFO] running `Command { std: "docker" "inspect" "0dc1d23c5049d81b310a1523205173c8411f90c47888c0541252097f085b6c12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0dc1d23c5049d81b310a1523205173c8411f90c47888c0541252097f085b6c12", kill_on_drop: false }` [INFO] [stdout] 0dc1d23c5049d81b310a1523205173c8411f90c47888c0541252097f085b6c12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cbe3baefc59a0ffe8c40a1b7d3caeceb6ae3d75d84ad8d45c663416f92c6c68e [INFO] running `Command { std: "docker" "start" "-a" "cbe3baefc59a0ffe8c40a1b7d3caeceb6ae3d75d84ad8d45c663416f92c6c68e", kill_on_drop: false }` [INFO] [stderr] Compiling png v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:149:18 [INFO] [stdout] | [INFO] [stdout] 149 | for (i, pixel) in frame.chunks_exact_mut(4).enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/main.rs:81:21 [INFO] [stdout] | [INFO] [stdout] 81 | let n = file.read(&mut data)?; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | let mut data = decompress_to_vec(&image_data[2..]).unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:144:5 [INFO] [stdout] | [INFO] [stdout] 144 | / window::run( [INFO] [stdout] 145 | | ihdr.image_width, [INFO] [stdout] 146 | | ihdr.image_height, [INFO] [stdout] 147 | | move |frame: &mut [u8]| { [INFO] [stdout] ... | [INFO] [stdout] 153 | | }, [INFO] [stdout] 154 | | ); [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.83s [INFO] running `Command { std: "docker" "inspect" "cbe3baefc59a0ffe8c40a1b7d3caeceb6ae3d75d84ad8d45c663416f92c6c68e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbe3baefc59a0ffe8c40a1b7d3caeceb6ae3d75d84ad8d45c663416f92c6c68e", kill_on_drop: false }` [INFO] [stdout] cbe3baefc59a0ffe8c40a1b7d3caeceb6ae3d75d84ad8d45c663416f92c6c68e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2d8f6a6fdbfb3abc280281592e71504683811b19224c40697094afdc70c02369 [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" "2d8f6a6fdbfb3abc280281592e71504683811b19224c40697094afdc70c02369", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:149:18 [INFO] [stderr] | [INFO] [stderr] 149 | for (i, pixel) in frame.chunks_exact_mut(4).enumerate() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/main.rs:81:21 [INFO] [stderr] | [INFO] [stderr] 81 | let n = file.read(&mut data)?; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:102:9 [INFO] [stderr] | [INFO] [stderr] 102 | let mut data = decompress_to_vec(&image_data[2..]).unwrap(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:144:5 [INFO] [stderr] | [INFO] [stderr] 144 | / window::run( [INFO] [stderr] 145 | | ihdr.image_width, [INFO] [stderr] 146 | | ihdr.image_height, [INFO] [stderr] 147 | | move |frame: &mut [u8]| { [INFO] [stderr] ... | [INFO] [stderr] 153 | | }, [INFO] [stderr] 154 | | ); [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: `png` (bin "png" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/png-0e2a5924117cf700) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2d8f6a6fdbfb3abc280281592e71504683811b19224c40697094afdc70c02369", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d8f6a6fdbfb3abc280281592e71504683811b19224c40697094afdc70c02369", kill_on_drop: false }` [INFO] [stdout] 2d8f6a6fdbfb3abc280281592e71504683811b19224c40697094afdc70c02369