[INFO] cloning repository https://github.com/Ahrimanox/strategy_game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ahrimanox/strategy_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhrimanox%2Fstrategy_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhrimanox%2Fstrategy_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c82596c7fb5f253fadf7e4fc1356b176be6b1052
[INFO] checking Ahrimanox/strategy_game against master#a836d9b6413d9d593be6c09463ff8c4c70e56599 for pr-84037
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhrimanox%2Fstrategy_game" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ahrimanox/strategy_game on toolchain a836d9b6413d9d593be6c09463ff8c4c70e56599
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ahrimanox/strategy_game
[INFO] finished tweaking git repo https://github.com/Ahrimanox/strategy_game
[INFO] tweaked toml for git repo https://github.com/Ahrimanox/strategy_game written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Ahrimanox/strategy_game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f7db63d917960932bd296e69fb544f1124c1b5b58c399874ba77ee479da29e7
[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" "1f7db63d917960932bd296e69fb544f1124c1b5b58c399874ba77ee479da29e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f7db63d917960932bd296e69fb544f1124c1b5b58c399874ba77ee479da29e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f7db63d917960932bd296e69fb544f1124c1b5b58c399874ba77ee479da29e7", kill_on_drop: false }`
[INFO] [stdout] 1f7db63d917960932bd296e69fb544f1124c1b5b58c399874ba77ee479da29e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "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] c77ec767be3782ae67930da1cc4279569ed80bd9ee557c98f9dac50afb46fe91
[INFO] running `Command { std: "docker" "start" "-a" "c77ec767be3782ae67930da1cc4279569ed80bd9ee557c98f9dac50afb46fe91", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking piston-float v1.0.0
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling getrandom v0.2.2
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[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking read_color v1.0.0
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[INFO] [stderr]    Compiling nom v6.1.2
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[INFO] [stderr]    Compiling proc-macro2 v1.0.26
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[INFO] [stderr]     Checking piston2d-graphics v0.39.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-iter v0.1.42
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[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling gl_generator v0.13.1
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[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling wayland-sys v0.28.5
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking rand_chacha v0.3.0
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[INFO] [stderr]     Checking mio-extras v2.0.6
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[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]    Compiling wayland-client v0.28.5
[INFO] [stderr]    Compiling wayland-protocols v0.28.5
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[INFO] [stderr]     Checking wayland-commons v0.28.5
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
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[INFO] [stderr]     Checking wayland-egl v0.28.5
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.77.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking winit v0.24.0
[INFO] [stderr]     Checking pistoncore-input v1.0.0
[INFO] [stderr]     Checking pistoncore-window v0.47.0
[INFO] [stderr]     Checking glutin v0.26.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.52.0
[INFO] [stderr]     Checking piston v0.52.1
[INFO] [stderr]     Checking pistoncore-glutin_window v0.68.2
[INFO] [stderr]     Checking strategy_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `deep_water`
[INFO] [stdout]    --> src/main.rs:623:9
[INFO] [stdout]     |
[INFO] [stdout] 623 |     let deep_water = 0.5;
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_deep_water`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `soft_water`
[INFO] [stdout]    --> src/main.rs:624:9
[INFO] [stdout]     |
[INFO] [stdout] 624 |     let soft_water = 0.05;
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_soft_water`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sand`
[INFO] [stdout]    --> src/main.rs:625:9
[INFO] [stdout]     |
[INFO] [stdout] 625 |     let sand = 0.025;
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_sand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `deep_water`
[INFO] [stdout]    --> src/main.rs:623:9
[INFO] [stdout]     |
[INFO] [stdout] 623 |     let deep_water = 0.5;
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_deep_water`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `grass`
[INFO] [stdout]    --> src/main.rs:626:9
[INFO] [stdout]     |
[INFO] [stdout] 626 |     let grass = 0.2475;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_grass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `soft_water`
[INFO] [stdout]    --> src/main.rs:624:9
[INFO] [stdout]     |
[INFO] [stdout] 624 |     let soft_water = 0.05;
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_soft_water`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sand`
[INFO] [stdout]    --> src/main.rs:625:9
[INFO] [stdout]     |
[INFO] [stdout] 625 |     let sand = 0.025;
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_sand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `grass`
[INFO] [stdout]    --> src/main.rs:626:9
[INFO] [stdout]     |
[INFO] [stdout] 626 |     let grass = 0.2475;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_grass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.31s
[INFO] running `Command { std: "docker" "inspect" "c77ec767be3782ae67930da1cc4279569ed80bd9ee557c98f9dac50afb46fe91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c77ec767be3782ae67930da1cc4279569ed80bd9ee557c98f9dac50afb46fe91", kill_on_drop: false }`
[INFO] [stdout] c77ec767be3782ae67930da1cc4279569ed80bd9ee557c98f9dac50afb46fe91