[INFO] cloning repository https://github.com/bahelms/rustactoe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bahelms/rustactoe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbahelms%2Frustactoe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbahelms%2Frustactoe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 89629978bf1ee407505f0b9cb4b6b38b91390d25
[INFO] checking bahelms/rustactoe against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbahelms%2Frustactoe" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bahelms/rustactoe on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bahelms/rustactoe
[INFO] finished tweaking git repo https://github.com/bahelms/rustactoe
[INFO] tweaked toml for git repo https://github.com/bahelms/rustactoe written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/bahelms/rustactoe already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46b20b75a5fb9af8412c8997fc396f4a3710b6aa732e11d26b86e34d58a64d9e
[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" "46b20b75a5fb9af8412c8997fc396f4a3710b6aa732e11d26b86e34d58a64d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46b20b75a5fb9af8412c8997fc396f4a3710b6aa732e11d26b86e34d58a64d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46b20b75a5fb9af8412c8997fc396f4a3710b6aa732e11d26b86e34d58a64d9e", kill_on_drop: false }`
[INFO] [stdout] 46b20b75a5fb9af8412c8997fc396f4a3710b6aa732e11d26b86e34d58a64d9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3fabd795b85e495e199bc8d165fb933a44cb13fe636b1e176f9db124b07f2f2
[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" "c3fabd795b85e495e199bc8d165fb933a44cb13fe636b1e176f9db124b07f2f2", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking rand v0.5.1
[INFO] [stderr]     Checking rustactoe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/game/mod.rs:127:58
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn check_game_state<'a>(state: &GameState<'a>) -> Option<(&'a str)> {
[INFO] [stdout]     |                                                          ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/game/mod.rs:127:58
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn check_game_state<'a>(state: &GameState<'a>) -> Option<(&'a str)> {
[INFO] [stdout]     |                                                          ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/game/mod.rs:244:39
[INFO] [stdout]     |
[INFO] [stdout] 244 |                        "X", "O", "O"];;
[INFO] [stdout]     |                                       ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/game/mod.rs:187:12
[INFO] [stdout]     |
[INFO] [stdout] 187 |     buffer.trim_right().to_string()
[INFO] [stdout]     |            ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/game/mod.rs:187:12
[INFO] [stdout]     |
[INFO] [stdout] 187 |     buffer.trim_right().to_string()
[INFO] [stdout]     |            ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 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 4.15s
[INFO] running `Command { std: "docker" "inspect" "c3fabd795b85e495e199bc8d165fb933a44cb13fe636b1e176f9db124b07f2f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3fabd795b85e495e199bc8d165fb933a44cb13fe636b1e176f9db124b07f2f2", kill_on_drop: false }`
[INFO] [stdout] c3fabd795b85e495e199bc8d165fb933a44cb13fe636b1e176f9db124b07f2f2