[INFO] cloning repository https://github.com/jamesbmadden/tictactoe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jamesbmadden/tictactoe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesbmadden%2Ftictactoe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesbmadden%2Ftictactoe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 90fb7caf658026e41da63d7794a449b670f895d8
[INFO] checking jamesbmadden/tictactoe against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesbmadden%2Ftictactoe" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jamesbmadden/tictactoe on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jamesbmadden/tictactoe
[INFO] finished tweaking git repo https://github.com/jamesbmadden/tictactoe
[INFO] tweaked toml for git repo https://github.com/jamesbmadden/tictactoe written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/jamesbmadden/tictactoe already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--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-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", 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] 7b1d6c539372a3467059158586a7e2b80be41bcff6a625d15d6fecc4c8c81ad6
[INFO] running `Command { std: "docker" "start" "-a" "7b1d6c539372a3467059158586a7e2b80be41bcff6a625d15d6fecc4c8c81ad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b1d6c539372a3467059158586a7e2b80be41bcff6a625d15d6fecc4c8c81ad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b1d6c539372a3467059158586a7e2b80be41bcff6a625d15d6fecc4c8c81ad6", kill_on_drop: false }`
[INFO] [stdout] 7b1d6c539372a3467059158586a7e2b80be41bcff6a625d15d6fecc4c8c81ad6
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a09b65d47a5a5c0e114e5f5c6219d46b851ae58dfd7c81841dac49667529e4a
[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" "9a09b65d47a5a5c0e114e5f5c6219d46b851ae58dfd7c81841dac49667529e4a", kill_on_drop: false }`
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[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
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[INFO] [stderr]    Compiling winit v0.25.0
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[INFO] [stderr]     Checking rusttype v0.9.2
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[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]     Checking raw-window-handle v0.3.3
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[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking memmap2 v0.1.0
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[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking mio-misc v1.2.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking wayland-commons v0.28.6
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling bytemuck_derive v1.0.1
[INFO] [stderr]     Checking wayland-cursor v0.28.6
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking naga v0.4.2
[INFO] [stderr]     Checking futures-executor v0.3.16
[INFO] [stderr]     Checking futures v0.3.16
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking gfx-hal v0.8.0
[INFO] [stderr]     Checking gfx-backend-empty v0.8.0
[INFO] [stderr]     Checking gfx-backend-gl v0.8.1
[INFO] [stderr]     Checking gfx-backend-vulkan v0.8.0
[INFO] [stderr]     Checking wgpu v0.8.1
[INFO] [stderr]     Checking tictactoe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/render.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 |     let mut sc_desc = wgpu::SwapChainDescriptor {
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/render.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |     let mut swap_chain = device.create_swap_chain(&surface, &sc_desc);
[INFO] [stdout]     |         ----^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/render.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 |     let mut sc_desc = wgpu::SwapChainDescriptor {
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/render.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |     let mut swap_chain = device.create_swap_chain(&surface, &sc_desc);
[INFO] [stdout]     |         ----^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 22s
[INFO] running `Command { std: "docker" "inspect" "9a09b65d47a5a5c0e114e5f5c6219d46b851ae58dfd7c81841dac49667529e4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a09b65d47a5a5c0e114e5f5c6219d46b851ae58dfd7c81841dac49667529e4a", kill_on_drop: false }`
[INFO] [stdout] 9a09b65d47a5a5c0e114e5f5c6219d46b851ae58dfd7c81841dac49667529e4a