[INFO] cloning repository https://github.com/TheZoq2/Nihil-Chroma
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheZoq2/Nihil-Chroma" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheZoq2%2FNihil-Chroma", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheZoq2%2FNihil-Chroma'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cfe00585b1aad796a06a5f62ede6b7515d38c265
[INFO] checking TheZoq2/Nihil-Chroma against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheZoq2%2FNihil-Chroma" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TheZoq2/Nihil-Chroma on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TheZoq2/Nihil-Chroma
[INFO] finished tweaking git repo https://github.com/TheZoq2/Nihil-Chroma
[INFO] tweaked toml for git repo https://github.com/TheZoq2/Nihil-Chroma written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/TheZoq2/Nihil-Chroma already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27d3b06eef6a2ec02fe7e2ca5595af6d7c7c141252248689c127b6d5339fcdfc
[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" "27d3b06eef6a2ec02fe7e2ca5595af6d7c7c141252248689c127b6d5339fcdfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27d3b06eef6a2ec02fe7e2ca5595af6d7c7c141252248689c127b6d5339fcdfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27d3b06eef6a2ec02fe7e2ca5595af6d7c7c141252248689c127b6d5339fcdfc", kill_on_drop: false }`
[INFO] [stdout] 27d3b06eef6a2ec02fe7e2ca5595af6d7c7c141252248689c127b6d5339fcdfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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] c4862b19aa514e0459efe8c141ea15fb704e30090489468a6fa4fcdd35892cc7
[INFO] running `Command { std: "docker" "start" "-a" "c4862b19aa514e0459efe8c141ea15fb704e30090489468a6fa4fcdd35892cc7", kill_on_drop: false }`
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking num-traits v0.1.32
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking winapi v0.2.7
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]     Checking atom v0.3.4
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking smallvec v0.4.4
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking tuple_utils v0.2.0
[INFO] [stderr]     Checking lazy_static v0.2.1
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]     Checking kernel32-sys v0.2.2
[INFO] [stderr]     Checking time v0.1.35
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]     Checking arrayvec v0.3.25
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking num-integer v0.1.32
[INFO] [stderr]     Checking pulse v0.5.3
[INFO] [stderr]     Checking num-iter v0.1.32
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]    Compiling shred-derive v0.3.0
[INFO] [stderr]    Compiling specs-derive v0.1.0
[INFO] [stderr]     Checking hibitset v0.3.2
[INFO] [stderr]     Checking num-bigint v0.1.32
[INFO] [stderr]     Checking num-complex v0.1.32
[INFO] [stderr]     Checking num-rational v0.1.32
[INFO] [stderr]     Checking shred v0.5.2
[INFO] [stderr]     Checking num v0.1.32
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]     Checking nalgebra v0.8.2
[INFO] [stderr]    Compiling derivative v1.0.0
[INFO] [stderr]     Checking specs v0.10.0
[INFO] [stderr]     Checking nihil_chroma v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/input.rs:50:14
[INFO] [stdout]    |
[INFO] [stdout] 50 |         for (mut player_component, mut velocity, mut transform) in (&mut players, &mut velocities, &mut transforms).join() {
[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/input.rs:50:36
[INFO] [stdout]    |
[INFO] [stdout] 50 |         for (mut player_component, mut velocity, mut transform) in (&mut players, &mut velocities, &mut transforms).join() {
[INFO] [stdout]    |                                    ----^^^^^^^^
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/input.rs:50:14
[INFO] [stdout]    |
[INFO] [stdout] 50 |         for (mut player_component, mut velocity, mut transform) in (&mut players, &mut velocities, &mut transforms).join() {
[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/input.rs:50:36
[INFO] [stdout]    |
[INFO] [stdout] 50 |         for (mut player_component, mut velocity, mut transform) in (&mut players, &mut velocities, &mut transforms).join() {
[INFO] [stdout]    |                                    ----^^^^^^^^
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `StretchComponent`
[INFO] [stdout]   --> src/components.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub struct StretchComponent
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `StretchComponent`
[INFO] [stdout]   --> src/components.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub struct StretchComponent
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.73s
[INFO] running `Command { std: "docker" "inspect" "c4862b19aa514e0459efe8c141ea15fb704e30090489468a6fa4fcdd35892cc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4862b19aa514e0459efe8c141ea15fb704e30090489468a6fa4fcdd35892cc7", kill_on_drop: false }`
[INFO] [stdout] c4862b19aa514e0459efe8c141ea15fb704e30090489468a6fa4fcdd35892cc7