[INFO] cloning repository https://github.com/reidswan/giraffics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reidswan/giraffics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freidswan%2Fgiraffics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freidswan%2Fgiraffics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 684c62ff7878e39339fac132dc962ea87100c8bb
[INFO] checking reidswan/giraffics against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freidswan%2Fgiraffics" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/reidswan/giraffics on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/reidswan/giraffics
[INFO] finished tweaking git repo https://github.com/reidswan/giraffics
[INFO] tweaked toml for git repo https://github.com/reidswan/giraffics written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/reidswan/giraffics already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e14c9707522193726a1d320d614912076a557d6462534658a4a1562e434a339
[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" "4e14c9707522193726a1d320d614912076a557d6462534658a4a1562e434a339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e14c9707522193726a1d320d614912076a557d6462534658a4a1562e434a339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e14c9707522193726a1d320d614912076a557d6462534658a4a1562e434a339", kill_on_drop: false }`
[INFO] [stdout] 4e14c9707522193726a1d320d614912076a557d6462534658a4a1562e434a339
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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] 8b74cb60f1aef56d9b32fb3899ac8667c4921ddbb291cd1a6d650f81b352fcb3
[INFO] running `Command { std: "docker" "start" "-a" "8b74cb60f1aef56d9b32fb3899ac8667c4921ddbb291cd1a6d650f81b352fcb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking inplace_it v0.3.3
[INFO] [stderr]    Compiling wide v0.4.6
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]    Compiling beef v0.5.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking pollster v0.2.1
[INFO] [stderr]    Compiling wayland-sys v0.28.3
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling nom v6.1.0
[INFO] [stderr]     Checking fxhash v0.2.1
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[INFO] [stderr]     Checking instant v0.1.9
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[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking wgpu-types v0.6.1
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking tracing v0.1.23
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling wayland-scanner v0.28.3
[INFO] [stderr]     Checking ultraviolet v0.4.6
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking gfx-hal v0.6.0
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling wayland-client v0.28.3
[INFO] [stderr]    Compiling wayland-protocols v0.28.3
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking gfx-backend-empty v0.6.0
[INFO] [stderr]     Checking gfx-descriptor v0.2.0
[INFO] [stderr]     Checking gfx-memory v0.2.2
[INFO] [stderr]     Checking wayland-commons v0.28.3
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]     Checking wayland-cursor v0.28.3
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking gfx-backend-vulkan v0.6.5
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking naga v0.2.0
[INFO] [stderr]     Checking logos v0.12.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.2
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking wgpu-core v0.6.5
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking winit v0.24.0
[INFO] [stderr]     Checking winit_input_helper v0.9.0
[INFO] [stderr]     Checking wgpu v0.6.2
[INFO] [stderr]     Checking pixels v0.2.0
[INFO] [stderr]     Checking giraffics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/lang/parser.rs:272:24
[INFO] [stdout]     |
[INFO] [stdout] 272 |         while let Some(x) = self.peek() {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/lang/parser.rs:272:24
[INFO] [stdout]     |
[INFO] [stdout] 272 |         while let Some(x) = self.peek() {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RED`
[INFO] [stdout]  --> src/color.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) const RED: Color = Color::rgb(255, 0, 0);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RED`
[INFO] [stdout]  --> src/color.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) const RED: Color = Color::rgb(255, 0, 0);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `GREEN`
[INFO] [stdout]  --> src/color.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) const GREEN: Color = Color::rgb(0, 255, 0);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `GREEN`
[INFO] [stdout]  --> src/color.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) const GREEN: Color = Color::rgb(0, 255, 0);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BLUE`
[INFO] [stdout]  --> src/color.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub(crate) const BLUE: Color = Color::rgb(0, 0, 255);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BLUE`
[INFO] [stdout]  --> src/color.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub(crate) const BLUE: Color = Color::rgb(0, 0, 255);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `WHITE`
[INFO] [stdout]  --> src/color.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) const WHITE: Color = Color::rgb(255, 255, 255);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `WHITE`
[INFO] [stdout]  --> src/color.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) const WHITE: Color = Color::rgb(255, 255, 255);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `title`
[INFO] [stdout]   --> src/scene.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     title: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `title`
[INFO] [stdout]   --> src/scene.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     title: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "8b74cb60f1aef56d9b32fb3899ac8667c4921ddbb291cd1a6d650f81b352fcb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b74cb60f1aef56d9b32fb3899ac8667c4921ddbb291cd1a6d650f81b352fcb3", kill_on_drop: false }`
[INFO] [stdout] 8b74cb60f1aef56d9b32fb3899ac8667c4921ddbb291cd1a6d650f81b352fcb3