[INFO] cloning repository https://github.com/LeafChage/egak
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LeafChage/egak" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeafChage%2Fegak", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeafChage%2Fegak'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4e0c7b35cc3f12e92ee3df139013986712f5160
[INFO] testing LeafChage/egak against 1.55.0 for beta-1.56-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeafChage%2Fegak" "/workspace/builds/worker-79/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-79/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LeafChage/egak on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LeafChage/egak
[INFO] finished tweaking git repo https://github.com/LeafChage/egak
[INFO] tweaked toml for git repo https://github.com/LeafChage/egak written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] crate git repo https://github.com/LeafChage/egak already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b2bdbbf6f1f44b373e109f0561b6de1797c47a58c70038482512817cdff15ab
[INFO] running `Command { std: "docker" "start" "-a" "4b2bdbbf6f1f44b373e109f0561b6de1797c47a58c70038482512817cdff15ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b2bdbbf6f1f44b373e109f0561b6de1797c47a58c70038482512817cdff15ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b2bdbbf6f1f44b373e109f0561b6de1797c47a58c70038482512817cdff15ab", kill_on_drop: false }`
[INFO] [stdout] 4b2bdbbf6f1f44b373e109f0561b6de1797c47a58c70038482512817cdff15ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58b7463000452cb971e253006de61eaf20d9f83ee8c498e8339dd76a006591f5
[INFO] running `Command { std: "docker" "start" "-a" "58b7463000452cb971e253006de61eaf20d9f83ee8c498e8339dd76a006591f5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling weezl v0.1.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling ttf-parser v0.6.2
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling conv v0.3.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling gif v0.11.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling rusttype v0.9.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rulinalg v0.4.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling imageproc v0.22.0
[INFO] [stderr]    Compiling egak v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.58s
[INFO] running `Command { std: "docker" "inspect" "58b7463000452cb971e253006de61eaf20d9f83ee8c498e8339dd76a006591f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58b7463000452cb971e253006de61eaf20d9f83ee8c498e8339dd76a006591f5", kill_on_drop: false }`
[INFO] [stdout] 58b7463000452cb971e253006de61eaf20d9f83ee8c498e8339dd76a006591f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 139b4536f7962f658d21bb426d7b7e2a6155b632c4c925e9ac83579d633264f4
[INFO] running `Command { std: "docker" "start" "-a" "139b4536f7962f658d21bb426d7b7e2a6155b632c4c925e9ac83579d633264f4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling egak v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 | /     img::generate(
[INFO] [stdout] 78 | |         "./test.png",
[INFO] [stdout] 79 | |         img::color(Color::Default),
[INFO] [stdout] 80 | |         1200,
[INFO] [stdout] 81 | |         200,
[INFO] [stdout] 82 | |         &format!("{}x{}", 200, 200),
[INFO] [stdout] 83 | |     );
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.26s
[INFO] running `Command { std: "docker" "inspect" "139b4536f7962f658d21bb426d7b7e2a6155b632c4c925e9ac83579d633264f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "139b4536f7962f658d21bb426d7b7e2a6155b632c4c925e9ac83579d633264f4", kill_on_drop: false }`
[INFO] [stdout] 139b4536f7962f658d21bb426d7b7e2a6155b632c4c925e9ac83579d633264f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c35e6ff40c2a0c621547fb7bb9aa42ca0510e5cc68dd6a55ec9627030b53b25b
[INFO] running `Command { std: "docker" "start" "-a" "c35e6ff40c2a0c621547fb7bb9aa42ca0510e5cc68dd6a55ec9627030b53b25b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 | /     img::generate(
[INFO] [stderr] 78 | |         "./test.png",
[INFO] [stderr] 79 | |         img::color(Color::Default),
[INFO] [stderr] 80 | |         1200,
[INFO] [stderr] 81 | |         200,
[INFO] [stderr] 82 | |         &format!("{}x{}", 200, 200),
[INFO] [stderr] 83 | |     );
[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: `egak` (bin "egak" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.85s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/egak-d9832269385499b0)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c35e6ff40c2a0c621547fb7bb9aa42ca0510e5cc68dd6a55ec9627030b53b25b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c35e6ff40c2a0c621547fb7bb9aa42ca0510e5cc68dd6a55ec9627030b53b25b", kill_on_drop: false }`
[INFO] [stdout] c35e6ff40c2a0c621547fb7bb9aa42ca0510e5cc68dd6a55ec9627030b53b25b