[INFO] cloning repository https://github.com/neelayjunnarkar/TicTacToeAI
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/neelayjunnarkar/TicTacToeAI" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneelayjunnarkar%2FTicTacToeAI", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneelayjunnarkar%2FTicTacToeAI'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c70dc88be78a56398955dfac1729dccf5efb2e4
[INFO] checking neelayjunnarkar/TicTacToeAI against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneelayjunnarkar%2FTicTacToeAI" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/neelayjunnarkar/TicTacToeAI on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/neelayjunnarkar/TicTacToeAI
[INFO] finished tweaking git repo https://github.com/neelayjunnarkar/TicTacToeAI
[INFO] tweaked toml for git repo https://github.com/neelayjunnarkar/TicTacToeAI written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/neelayjunnarkar/TicTacToeAI already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e78dc70ffcebcac6432d61e5ab01e31553a7564dc6791d07cdb2fb1bf6fc7792
[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" "e78dc70ffcebcac6432d61e5ab01e31553a7564dc6791d07cdb2fb1bf6fc7792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e78dc70ffcebcac6432d61e5ab01e31553a7564dc6791d07cdb2fb1bf6fc7792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e78dc70ffcebcac6432d61e5ab01e31553a7564dc6791d07cdb2fb1bf6fc7792", kill_on_drop: false }`
[INFO] [stdout] e78dc70ffcebcac6432d61e5ab01e31553a7564dc6791d07cdb2fb1bf6fc7792
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66720fe323e1c00f93b3d9e74156ea268b7c38e3e6955b6d0542cd699ab61adb
[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" "66720fe323e1c00f93b3d9e74156ea268b7c38e3e6955b6d0542cd699ab61adb", kill_on_drop: false }`
[INFO] [stderr]     Checking tictactoe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     p1:            Box<Fn([[Symbol; 3]; 3], Symbol) -> [[Symbol; 3]; 3]>, 
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn([[Symbol; 3]; 3], Symbol) -> [[Symbol; 3]; 3]`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     p2:            Box<Fn([[Symbol; 3]; 3], Symbol) -> [[Symbol; 3]; 3]>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn([[Symbol; 3]; 3], Symbol) -> [[Symbol; 3]; 3]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn new(p1: Box<Fn([[Symbol; 3]; 3], Symbol) -> [[Symbol; 3]; 3]>,
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn([[Symbol; 3]; 3], Symbol) -> [[Symbol; 3]; 3]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:39:11
[INFO] [stdout]    |
[INFO] [stdout] 39 |         p2: Box<Fn([[Symbol; 3]; 3], Symbol) -> [[Symbol; 3]; 3]>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn([[Symbol; 3]; 3], Symbol) -> [[Symbol; 3]; 3]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     p1:            Box<Fn([[Symbol; 3]; 3], Symbol) -> [[Symbol; 3]; 3]>, 
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn([[Symbol; 3]; 3], Symbol) -> [[Symbol; 3]; 3]`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     p2:            Box<Fn([[Symbol; 3]; 3], Symbol) -> [[Symbol; 3]; 3]>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn([[Symbol; 3]; 3], Symbol) -> [[Symbol; 3]; 3]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn new(p1: Box<Fn([[Symbol; 3]; 3], Symbol) -> [[Symbol; 3]; 3]>,
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn([[Symbol; 3]; 3], Symbol) -> [[Symbol; 3]; 3]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:39:11
[INFO] [stdout]    |
[INFO] [stdout] 39 |         p2: Box<Fn([[Symbol; 3]; 3], Symbol) -> [[Symbol; 3]; 3]>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn([[Symbol; 3]; 3], Symbol) -> [[Symbol; 3]; 3]`
[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 0.50s
[INFO] running `Command { std: "docker" "inspect" "66720fe323e1c00f93b3d9e74156ea268b7c38e3e6955b6d0542cd699ab61adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66720fe323e1c00f93b3d9e74156ea268b7c38e3e6955b6d0542cd699ab61adb", kill_on_drop: false }`
[INFO] [stdout] 66720fe323e1c00f93b3d9e74156ea268b7c38e3e6955b6d0542cd699ab61adb