[INFO] updating cached repository https://github.com/nettok/culebra-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] b144fdc28b60ed6f35447545510d421955d76bf9
[INFO] checking nettok/culebra-rs against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnettok%2Fculebra-rs" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nettok/culebra-rs on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/nettok/culebra-rs
[INFO] finished tweaking git repo https://github.com/nettok/culebra-rs
[INFO] tweaked toml for git repo https://github.com/nettok/culebra-rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/nettok/culebra-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-8/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 21642715cd546608a832935731ca98515a345c93295cf054bad89190503a354c
[INFO] running `"docker" "start" "-a" "21642715cd546608a832935731ca98515a345c93295cf054bad89190503a354c"`
[INFO] [stderr]     Checking image v0.10.4
[INFO] [stderr]     Checking glutin v0.6.2
[INFO] [stderr]     Checking pistoncore-glutin_window v0.29.0
[INFO] [stderr]     Checking piston-gfx_texture v0.17.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.31.2
[INFO] [stderr]     Checking piston_window v0.52.0
[INFO] [stderr]     Checking culebra v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/client.rs:35:25
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn render<G>(&self, args: &RenderArgs, c: Context, g: &mut G) where G: Graphics {
[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/client.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |     let mut socket = UdpSocket::bind((ip_addr.clone() + ":0").as_str()).unwrap();
[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: unused variable: `args`
[INFO] [stderr]   --> src/client.rs:35:25
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn render<G>(&self, args: &RenderArgs, c: Context, g: &mut G) where G: Graphics {
[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: method is never used: `go`
[INFO] [stderr]   --> src/game.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn go(&mut self, dir: Dir) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `oneSecondPingTimer` should have a snake case name
[INFO] [stderr]   --> src/client.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |     let mut oneSecondPingTimer = 0.0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `one_second_ping_timer`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/client.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |     let mut socket = UdpSocket::bind((ip_addr.clone() + ":0").as_str()).unwrap();
[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: method is never used: `go`
[INFO] [stderr]   --> src/game.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn go(&mut self, dir: Dir) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `oneSecondPingTimer` should have a snake case name
[INFO] [stderr]   --> src/client.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |     let mut oneSecondPingTimer = 0.0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `one_second_ping_timer`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.45s
[INFO] running `"docker" "inspect" "21642715cd546608a832935731ca98515a345c93295cf054bad89190503a354c"`
[INFO] running `"docker" "rm" "-f" "21642715cd546608a832935731ca98515a345c93295cf054bad89190503a354c"`
[INFO] [stdout] 21642715cd546608a832935731ca98515a345c93295cf054bad89190503a354c