[INFO] fetching crate ultimate-ttt 0.1.0...
[INFO] checking ultimate-ttt-0.1.0 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate ultimate-ttt 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ultimate-ttt 0.1.0 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ultimate-ttt 0.1.0
[INFO] finished tweaking crates.io crate ultimate-ttt 0.1.0
[INFO] tweaked toml for crates.io crate ultimate-ttt 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e28da055cfc1c9516eb559fb4864be7f6effeacfe3af3d328be17da28ba845e
[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" "4e28da055cfc1c9516eb559fb4864be7f6effeacfe3af3d328be17da28ba845e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e28da055cfc1c9516eb559fb4864be7f6effeacfe3af3d328be17da28ba845e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e28da055cfc1c9516eb559fb4864be7f6effeacfe3af3d328be17da28ba845e", kill_on_drop: false }`
[INFO] [stdout] 4e28da055cfc1c9516eb559fb4864be7f6effeacfe3af3d328be17da28ba845e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e7434c9463d749990ffda100d12cd63f14a2851d5a46556e57985ecf2820de6
[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" "0e7434c9463d749990ffda100d12cd63f14a2851d5a46556e57985ecf2820de6", kill_on_drop: false }`
[INFO] [stderr]     Checking ultimate-ttt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `tic_tac_toe` should have an upper camel case name
[INFO] [stdout]   --> src/ttt/mod.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub struct tic_tac_toe {
[INFO] [stdout]    |                ^^^^^^^^^^^ help: convert the identifier to upper camel case: `TicTacToe`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/ttt/mod.rs:22:20
[INFO] [stdout]    |
[INFO] [stdout] 22 |         pub fn new(size: u8) -> tic_tac_toe {
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ME`
[INFO] [stdout]  --> src/ttt/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     const ME: u8 = 0;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OPPONENT`
[INFO] [stdout]  --> src/ttt/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     const OPPONENT: u8 = 1;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RESULT_WIN`
[INFO] [stdout]  --> src/ttt/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     const RESULT_WIN: i8 = 0;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RESULT_LOSE`
[INFO] [stdout]  --> src/ttt/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     const RESULT_LOSE: i8 = 1;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `player`
[INFO] [stdout]   --> src/ttt/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |         player: u8,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sub_board_index`
[INFO] [stdout]   --> src/ttt/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |         sub_board_index: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `main_index`
[INFO] [stdout]   --> src/ttt/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         main_index: u32
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `winner`
[INFO] [stdout]   --> src/ttt/mod.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         winner: i8,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `tic_tac_toe` should have an upper camel case name
[INFO] [stdout]   --> src/ttt/mod.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub struct tic_tac_toe {
[INFO] [stdout]    |                ^^^^^^^^^^^ help: convert the identifier to upper camel case: `TicTacToe`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/ttt/mod.rs:22:20
[INFO] [stdout]    |
[INFO] [stdout] 22 |         pub fn new(size: u8) -> tic_tac_toe {
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ME`
[INFO] [stdout]  --> src/ttt/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     const ME: u8 = 0;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OPPONENT`
[INFO] [stdout]  --> src/ttt/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     const OPPONENT: u8 = 1;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RESULT_WIN`
[INFO] [stdout]  --> src/ttt/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     const RESULT_WIN: i8 = 0;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RESULT_LOSE`
[INFO] [stdout]  --> src/ttt/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     const RESULT_LOSE: i8 = 1;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `player`
[INFO] [stdout]   --> src/ttt/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |         player: u8,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sub_board_index`
[INFO] [stdout]   --> src/ttt/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |         sub_board_index: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `main_index`
[INFO] [stdout]   --> src/ttt/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         main_index: u32
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `winner`
[INFO] [stdout]   --> src/ttt/mod.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         winner: i8,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "0e7434c9463d749990ffda100d12cd63f14a2851d5a46556e57985ecf2820de6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e7434c9463d749990ffda100d12cd63f14a2851d5a46556e57985ecf2820de6", kill_on_drop: false }`
[INFO] [stdout] 0e7434c9463d749990ffda100d12cd63f14a2851d5a46556e57985ecf2820de6