[INFO] cloning repository https://github.com/nosfex/room_generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nosfex/room_generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnosfex%2Froom_generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnosfex%2Froom_generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8cf08c2d520396015a26feef4715500afeb729dc
[INFO] checking nosfex/room_generator against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnosfex%2Froom_generator" "/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/nosfex/room_generator on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nosfex/room_generator
[INFO] finished tweaking git repo https://github.com/nosfex/room_generator
[INFO] tweaked toml for git repo https://github.com/nosfex/room_generator written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/nosfex/room_generator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aaafc8347e356d266438365bfb30c100756e8add2ba31e5af4ebf8ab601416cc
[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" "aaafc8347e356d266438365bfb30c100756e8add2ba31e5af4ebf8ab601416cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aaafc8347e356d266438365bfb30c100756e8add2ba31e5af4ebf8ab601416cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaafc8347e356d266438365bfb30c100756e8add2ba31e5af4ebf8ab601416cc", kill_on_drop: false }`
[INFO] [stdout] aaafc8347e356d266438365bfb30c100756e8add2ba31e5af4ebf8ab601416cc
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 94161af7456210fb425a820f1345355cc0de7abf66fd1d7f1b9ca7d6ca3c93f3
[INFO] running `Command { std: "docker" "start" "-a" "94161af7456210fb425a820f1345355cc0de7abf66fd1d7f1b9ca7d6ca3c93f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling gio v0.6.0
[INFO] [stderr]     Checking fragile v0.3.0
[INFO] [stderr]    Compiling pango v0.6.0
[INFO] [stderr]    Compiling cairo-rs v0.6.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.6.0
[INFO] [stderr]    Compiling atk v0.6.0
[INFO] [stderr]    Compiling gdk v0.10.0
[INFO] [stderr]    Compiling gtk v0.6.0
[INFO] [stderr]     Checking glam v0.8.3
[INFO] [stderr]    Compiling glib-sys v0.8.0
[INFO] [stderr]    Compiling gobject-sys v0.8.0
[INFO] [stderr]    Compiling gio-sys v0.8.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.8.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.8.0
[INFO] [stderr]    Compiling pango-sys v0.8.0
[INFO] [stderr]    Compiling x11 v2.18.1
[INFO] [stderr]    Compiling atk-sys v0.8.0
[INFO] [stderr]    Compiling gdk-sys v0.8.0
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]    Compiling gtk-sys v0.8.0
[INFO] [stderr]     Checking hibitset v0.6.2
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking crossbeam-utils v0.7.0
[INFO] [stderr]     Checking relevant v0.4.2
[INFO] [stderr]     Checking x11-dl v2.18.4
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking rand_core v0.5.1 (https://github.com/rust-random/rand.git#aa67fd1d)
[INFO] [stderr]     Checking gfx-hal v0.4.1
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[INFO] [stderr]     Checking ash v0.29.0
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[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking rand_chacha v0.2.1 (https://github.com/rust-random/rand.git#aa67fd1d)
[INFO] [stderr]    Compiling zerocopy-derive v0.1.4
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[INFO] [stderr]     Checking rand v0.7.2 (https://github.com/rust-random/rand.git#aa67fd1d)
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[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]     Checking rayon-core v1.6.1
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[INFO] [stderr]     Checking rayon v1.2.1
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking glyph_brush_layout v0.1.8
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking glyph_brush v0.6.1
[INFO] [stderr]     Checking font-kit v0.4.0
[INFO] [stderr]     Checking zerocopy v0.2.8
[INFO] [stderr]     Checking rendy-descriptor v0.5.1
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[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking wayland-client v0.23.6
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]     Checking wayland-protocols v0.23.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.4
[INFO] [stderr]     Checking gfx-backend-vulkan v0.4.0
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking winit v0.20.0-alpha4
[INFO] [stderr]     Checking wgpu-native v0.4.0
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking iced_core v0.1.0
[INFO] [stderr]     Checking wgpu v0.4.0
[INFO] [stderr]     Checking iced_native v0.1.0
[INFO] [stderr]     Checking wgpu_glyph v0.6.0
[INFO] [stderr]     Checking iced_wgpu v0.1.0
[INFO] [stderr]     Checking iced_winit v0.1.0-alpha
[INFO] [stderr]     Checking iced v0.1.0-beta
[INFO] [stderr]     Checking room_build v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Container`, `Settings`
[INFO] [stdout]  --> src/iced_defines.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 |      Element, Sandbox, Container, Settings, Text, Image};
[INFO] [stdout]   |                        ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Container`, `Settings`
[INFO] [stdout]  --> src/iced_defines.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 |      Element, Sandbox, Container, Settings, Text, Image};
[INFO] [stdout]   |                        ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]   --> src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let matches = App::new("Dungeon")
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]   --> src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let matches = App::new("Dungeon")
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `seed`
[INFO] [stdout]   --> src/iced_defines.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     seed: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rng`
[INFO] [stdout]   --> src/iced_defines.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     rng: StdRng,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AlgoSelectionState`
[INFO] [stdout]   --> src/iced_defines.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct AlgoSelectionState {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `seed`
[INFO] [stdout]   --> src/iced_defines.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     seed: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rng`
[INFO] [stdout]   --> src/iced_defines.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     rng: StdRng,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AlgoSelectionState`
[INFO] [stdout]   --> src/iced_defines.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct AlgoSelectionState {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 31s
[INFO] running `Command { std: "docker" "inspect" "94161af7456210fb425a820f1345355cc0de7abf66fd1d7f1b9ca7d6ca3c93f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94161af7456210fb425a820f1345355cc0de7abf66fd1d7f1b9ca7d6ca3c93f3", kill_on_drop: false }`
[INFO] [stdout] 94161af7456210fb425a820f1345355cc0de7abf66fd1d7f1b9ca7d6ca3c93f3