[INFO] fetching crate egak 0.1.3...
[INFO] testing egak-0.1.3 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate egak 0.1.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate egak 0.1.3 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate egak 0.1.3
[INFO] finished tweaking crates.io crate egak 0.1.3
[INFO] tweaked toml for crates.io crate egak 0.1.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate egak 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 068a7467a543f26e75f1eda0988bd11cdf00728619583adb4456821cde535cd7
[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" "068a7467a543f26e75f1eda0988bd11cdf00728619583adb4456821cde535cd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "068a7467a543f26e75f1eda0988bd11cdf00728619583adb4456821cde535cd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "068a7467a543f26e75f1eda0988bd11cdf00728619583adb4456821cde535cd7", kill_on_drop: false }`
[INFO] [stdout] 068a7467a543f26e75f1eda0988bd11cdf00728619583adb4456821cde535cd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40e30fe80336552af4ac4f26634d51a97b10246329bbc0bd5d3111435009b8ee
[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" "40e30fe80336552af4ac4f26634d51a97b10246329bbc0bd5d3111435009b8ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling weezl v0.1.5
[INFO] [stderr]    Compiling ttf-parser v0.6.2
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.6.4
[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 num-rational v0.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling conv v0.3.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling gif v0.11.2
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling rusttype v0.9.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rulinalg v0.4.2
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling num v0.3.1
[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 v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "40e30fe80336552af4ac4f26634d51a97b10246329bbc0bd5d3111435009b8ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40e30fe80336552af4ac4f26634d51a97b10246329bbc0bd5d3111435009b8ee", kill_on_drop: false }`
[INFO] [stdout] 40e30fe80336552af4ac4f26634d51a97b10246329bbc0bd5d3111435009b8ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4112f876ffa023c3cf591816f2f4449c49778a957d927794b848360d3b80ad6
[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" "a4112f876ffa023c3cf591816f2f4449c49778a957d927794b848360d3b80ad6", kill_on_drop: false }`
[INFO] [stderr]    Compiling egak v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     img::generate(
[INFO] [stdout] 101 | |         "./test0.png",
[INFO] [stdout] 102 | |         Color::Default.rgb(),
[INFO] [stdout] 103 | |         10,
[INFO] [stdout] 104 | |         10,
[INFO] [stdout] 105 | |         &format!("{}x{}", 10, 10),
[INFO] [stdout] 106 | |     );
[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: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 | /     img::generate(
[INFO] [stdout] 108 | |         "./test1.png",
[INFO] [stdout] 109 | |         Color::Default.rgb(),
[INFO] [stdout] 110 | |         100,
[INFO] [stdout] 111 | |         200,
[INFO] [stdout] 112 | |         &format!("{}x{}", 100, 200),
[INFO] [stdout] 113 | |     );
[INFO] [stdout]     | |______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:114:5
[INFO] [stdout]     |
[INFO] [stdout] 114 | /     img::generate(
[INFO] [stdout] 115 | |         "./test2.png",
[INFO] [stdout] 116 | |         Color::Default.rgb(),
[INFO] [stdout] 117 | |         200,
[INFO] [stdout] 118 | |         100,
[INFO] [stdout] 119 | |         &format!("{}x{}", 200, 100),
[INFO] [stdout] 120 | |     );
[INFO] [stdout]     | |______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 | /     img::generate(
[INFO] [stdout] 122 | |         "./test3.png",
[INFO] [stdout] 123 | |         Color::Default.rgb(),
[INFO] [stdout] 124 | |         1200,
[INFO] [stdout] 125 | |         200,
[INFO] [stdout] 126 | |         &format!("{}x{}", 1200, 200),
[INFO] [stdout] 127 | |     );
[INFO] [stdout]     | |______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 128 | /     img::generate(
[INFO] [stdout] 129 | |         "./test4.png",
[INFO] [stdout] 130 | |         Color::Default.rgb(),
[INFO] [stdout] 131 | |         200,
[INFO] [stdout] 132 | |         1200,
[INFO] [stdout] 133 | |         &format!("{}x{}", 200, 1200),
[INFO] [stdout] 134 | |     );
[INFO] [stdout]     | |______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.78s
[INFO] running `Command { std: "docker" "inspect" "a4112f876ffa023c3cf591816f2f4449c49778a957d927794b848360d3b80ad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4112f876ffa023c3cf591816f2f4449c49778a957d927794b848360d3b80ad6", kill_on_drop: false }`
[INFO] [stdout] a4112f876ffa023c3cf591816f2f4449c49778a957d927794b848360d3b80ad6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4daef5a7a54590d5da601c62d6f58bfdaf76ecd42e06f7bf7444815aacaf1ff3
[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" "4daef5a7a54590d5da601c62d6f58bfdaf76ecd42e06f7bf7444815aacaf1ff3", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 | /     img::generate(
[INFO] [stderr] 101 | |         "./test0.png",
[INFO] [stderr] 102 | |         Color::Default.rgb(),
[INFO] [stderr] 103 | |         10,
[INFO] [stderr] 104 | |         10,
[INFO] [stderr] 105 | |         &format!("{}x{}", 10, 10),
[INFO] [stderr] 106 | |     );
[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: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:107:5
[INFO] [stderr]     |
[INFO] [stderr] 107 | /     img::generate(
[INFO] [stderr] 108 | |         "./test1.png",
[INFO] [stderr] 109 | |         Color::Default.rgb(),
[INFO] [stderr] 110 | |         100,
[INFO] [stderr] 111 | |         200,
[INFO] [stderr] 112 | |         &format!("{}x{}", 100, 200),
[INFO] [stderr] 113 | |     );
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 | /     img::generate(
[INFO] [stderr] 115 | |         "./test2.png",
[INFO] [stderr] 116 | |         Color::Default.rgb(),
[INFO] [stderr] 117 | |         200,
[INFO] [stderr] 118 | |         100,
[INFO] [stderr] 119 | |         &format!("{}x{}", 200, 100),
[INFO] [stderr] 120 | |     );
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 | /     img::generate(
[INFO] [stderr] 122 | |         "./test3.png",
[INFO] [stderr] 123 | |         Color::Default.rgb(),
[INFO] [stderr] 124 | |         1200,
[INFO] [stderr] 125 | |         200,
[INFO] [stderr] 126 | |         &format!("{}x{}", 1200, 200),
[INFO] [stderr] 127 | |     );
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:128:5
[INFO] [stderr]     |
[INFO] [stderr] 128 | /     img::generate(
[INFO] [stderr] 129 | |         "./test4.png",
[INFO] [stderr] 130 | |         Color::Default.rgb(),
[INFO] [stderr] 131 | |         200,
[INFO] [stderr] 132 | |         1200,
[INFO] [stderr] 133 | |         &format!("{}x{}", 200, 1200),
[INFO] [stderr] 134 | |     );
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `egak` (bin "egak" test) generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/egak-09b8d945864389ea)
[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 0.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4daef5a7a54590d5da601c62d6f58bfdaf76ecd42e06f7bf7444815aacaf1ff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4daef5a7a54590d5da601c62d6f58bfdaf76ecd42e06f7bf7444815aacaf1ff3", kill_on_drop: false }`
[INFO] [stdout] 4daef5a7a54590d5da601c62d6f58bfdaf76ecd42e06f7bf7444815aacaf1ff3