[INFO] cloning repository https://github.com/Kneelawk/fractal-viewer-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kneelawk/fractal-viewer-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKneelawk%2Ffractal-viewer-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKneelawk%2Ffractal-viewer-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8739e2cf5dda06c4f2138ac20ffdcd1db762591c
[INFO] checking Kneelawk/fractal-viewer-rs against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKneelawk%2Ffractal-viewer-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kneelawk/fractal-viewer-rs on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kneelawk/fractal-viewer-rs
[INFO] finished tweaking git repo https://github.com/Kneelawk/fractal-viewer-rs
[INFO] tweaked toml for git repo https://github.com/Kneelawk/fractal-viewer-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Kneelawk/fractal-viewer-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b51a4ad56e0ee9dc0658cd81021d1387831e86c9b6bfb6e6be03b6a0ebcc1453
[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" "b51a4ad56e0ee9dc0658cd81021d1387831e86c9b6bfb6e6be03b6a0ebcc1453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b51a4ad56e0ee9dc0658cd81021d1387831e86c9b6bfb6e6be03b6a0ebcc1453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b51a4ad56e0ee9dc0658cd81021d1387831e86c9b6bfb6e6be03b6a0ebcc1453", kill_on_drop: false }`
[INFO] [stdout] b51a4ad56e0ee9dc0658cd81021d1387831e86c9b6bfb6e6be03b6a0ebcc1453
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--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] a8e0bf230d789d24eb57b7d7186014ba96b0167c81300c00306105e4a5ed48b9
[INFO] running `Command { std: "docker" "start" "-a" "a8e0bf230d789d24eb57b7d7186014ba96b0167c81300c00306105e4a5ed48b9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking regex-syntax v0.6.16
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking deflate v0.8.3
[INFO] [stderr]     Checking aho-corasick v0.7.9
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking png v0.16.1
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking fractal-viewer-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `views`
[INFO] [stdout]   --> src/generator/composite.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         views: Vec<View>,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_views`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]   --> src/generator/composite.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         result: SyncSender<FractalGenerationMessage>,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `views`
[INFO] [stdout]   --> src/generator/composite.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         views: Vec<View>,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_views`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]   --> src/generator/composite.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         result: SyncSender<FractalGenerationMessage>,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `running_views`
[INFO] [stdout]   --> src/generator/composite.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     running_views: VecDeque<View>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `out_of_order`
[INFO] [stdout]   --> src/generator/composite.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     out_of_order: BTreeMap<View, FractalGenerationMessage>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `monitor_thread`
[INFO] [stdout]   --> src/generator/composite.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     monitor_thread: Arc<MonitorThread>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LessThanConstraint`
[INFO] [stdout]   --> src/generator/view.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     LessThanConstraint,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WithinConstraint`
[INFO] [stdout]   --> src/generator/view.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     WithinConstraint(T),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GreaterThanConstraint`
[INFO] [stdout]   --> src/generator/view.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     GreaterThanConstraint,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_centered_uniform`
[INFO] [stdout]   --> src/generator/view.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn new_centered_uniform(image_width: usize, image_height: usize, plane_width: f32) -> View {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_pixel_coordinates`
[INFO] [stdout]    --> src/generator/view.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn get_pixel_coordinates(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mod2`
[INFO] [stdout]  --> src/generator/util.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn mod2(mut value: f32, min: f32, max: f32) -> f32 {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `running_views`
[INFO] [stdout]   --> src/generator/composite.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     running_views: VecDeque<View>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `out_of_order`
[INFO] [stdout]   --> src/generator/composite.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     out_of_order: BTreeMap<View, FractalGenerationMessage>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `monitor_thread`
[INFO] [stdout]   --> src/generator/composite.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     monitor_thread: Arc<MonitorThread>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LessThanConstraint`
[INFO] [stdout]   --> src/generator/view.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     LessThanConstraint,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WithinConstraint`
[INFO] [stdout]   --> src/generator/view.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     WithinConstraint(T),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GreaterThanConstraint`
[INFO] [stdout]   --> src/generator/view.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     GreaterThanConstraint,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_centered_uniform`
[INFO] [stdout]   --> src/generator/view.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn new_centered_uniform(image_width: usize, image_height: usize, plane_width: f32) -> View {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_pixel_coordinates`
[INFO] [stdout]    --> src/generator/view.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn get_pixel_coordinates(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mod2`
[INFO] [stdout]  --> src/generator/util.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn mod2(mut value: f32, min: f32, max: f32) -> f32 {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.89s
[INFO] running `Command { std: "docker" "inspect" "a8e0bf230d789d24eb57b7d7186014ba96b0167c81300c00306105e4a5ed48b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8e0bf230d789d24eb57b7d7186014ba96b0167c81300c00306105e4a5ed48b9", kill_on_drop: false }`
[INFO] [stdout] a8e0bf230d789d24eb57b7d7186014ba96b0167c81300c00306105e4a5ed48b9
