[INFO] updating cached repository https://github.com/jsfr/lines-king
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8e060b810b987953aac6476258409e7c4a037aa0
[INFO] checking jsfr/lines-king against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsfr%2Flines-king" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jsfr/lines-king on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jsfr/lines-king
[INFO] finished tweaking git repo https://github.com/jsfr/lines-king
[INFO] tweaked toml for git repo https://github.com/jsfr/lines-king written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/jsfr/lines-king already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d27ea245deecc2b1aac0b086b21839efa2f0ae9d9cdcec4abac6080041a886e7
[INFO] running `"docker" "start" "-a" "d27ea245deecc2b1aac0b086b21839efa2f0ae9d9cdcec4abac6080041a886e7"`
[INFO] [stderr]     Checking shared_library v0.1.5
[INFO] [stderr]    Compiling phf_generator v0.7.20
[INFO] [stderr]     Checking x11-dl v2.12.0
[INFO] [stderr]    Compiling glutin v0.7.2
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking tempfile v2.1.4
[INFO] [stderr]     Checking num v0.1.36
[INFO] [stderr]     Checking pistoncore-event_loop v0.27.0
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.37.0
[INFO] [stderr]     Checking nalgebra v0.10.1
[INFO] [stderr]    Compiling phf_codegen v0.7.20
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking piston v0.27.0
[INFO] [stderr]    Compiling target_build_utils v0.1.2
[INFO] [stderr]    Compiling libloading v0.3.1
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.7.6
[INFO] [stderr]     Checking wayland-client v0.7.6
[INFO] [stderr]     Checking wayland-window v0.4.3
[INFO] [stderr]     Checking wayland-kbd v0.6.2
[INFO] [stderr]     Checking winit v0.5.7
[INFO] [stderr]     Checking pistoncore-glutin_window v0.33.0
[INFO] [stderr]     Checking lines-king v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]    --> src/main.rs:148:26
[INFO] [stderr]     |
[INFO] [stderr] 148 |     fn update(&mut self, args: &UpdateArgs) {
[INFO] [stderr]     |                          ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:149:13
[INFO] [stderr]     |
[INFO] [stderr] 149 |         for mut player in &mut self.players {
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:156:13
[INFO] [stderr]     |
[INFO] [stderr] 156 |         for mut player in &mut self.players {
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `GREEN`
[INFO] [stderr]   --> src/main.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | const GREEN:  Color = [0.0, 1.0, 0.0, 1.0];
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `YELLOW`
[INFO] [stderr]   --> src/main.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | const YELLOW: Color = [0.0, 1.0, 1.0, 1.0];
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PLAYER_SIZE`
[INFO] [stderr]   --> src/main.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | const PLAYER_SIZE: usize = 4;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]    --> src/main.rs:148:26
[INFO] [stderr]     |
[INFO] [stderr] 148 |     fn update(&mut self, args: &UpdateArgs) {
[INFO] [stderr]     |                          ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:149:13
[INFO] [stderr]     |
[INFO] [stderr] 149 |         for mut player in &mut self.players {
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:156:13
[INFO] [stderr]     |
[INFO] [stderr] 156 |         for mut player in &mut self.players {
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `GREEN`
[INFO] [stderr]   --> src/main.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | const GREEN:  Color = [0.0, 1.0, 0.0, 1.0];
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `YELLOW`
[INFO] [stderr]   --> src/main.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | const YELLOW: Color = [0.0, 1.0, 1.0, 1.0];
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PLAYER_SIZE`
[INFO] [stderr]   --> src/main.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | const PLAYER_SIZE: usize = 4;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `"docker" "inspect" "d27ea245deecc2b1aac0b086b21839efa2f0ae9d9cdcec4abac6080041a886e7"`
[INFO] running `"docker" "rm" "-f" "d27ea245deecc2b1aac0b086b21839efa2f0ae9d9cdcec4abac6080041a886e7"`
[INFO] [stdout] d27ea245deecc2b1aac0b086b21839efa2f0ae9d9cdcec4abac6080041a886e7