[INFO] cloning repository https://github.com/Dynisious/tic_tac_toe
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dynisious/tic_tac_toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDynisious%2Ftic_tac_toe"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDynisious%2Ftic_tac_toe'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8d006b1dbd4f2e0bc7480f226fc1bf57a05aa3b2
[INFO] checking Dynisious/tic_tac_toe against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDynisious%2Ftic_tac_toe" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dynisious/tic_tac_toe on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Dynisious/tic_tac_toe
[INFO] finished tweaking git repo https://github.com/Dynisious/tic_tac_toe
[INFO] tweaked toml for git repo https://github.com/Dynisious/tic_tac_toe written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Dynisious/tic_tac_toe already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 287b0c0a23a82ded3eceb9c149852e3f1309bcf6f4a644663aab1805679df8c3
[INFO] running `"docker" "start" "-a" "287b0c0a23a82ded3eceb9c149852e3f1309bcf6f4a644663aab1805679df8c3"`
[INFO] [stderr]     Checking tic_tac_toe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `squares::*`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use squares::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `board::*`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use board::*;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]   --> src/main.rs:12:15
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::io::{Read, Write};
[INFO] [stderr]    |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `squares::*`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use squares::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `board::*`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use board::*;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]   --> src/main.rs:12:15
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::io::{Read, Write};
[INFO] [stderr]    |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `X`
[INFO] [stderr]   --> src/squares.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     X, O
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `O`
[INFO] [stderr]   --> src/squares.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 |     X, O
[INFO] [stderr]    |        ^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_square`
[INFO] [stderr]   --> src/board.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn set_square(&mut self, row: usize, column: usize, square: Square) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `winner`
[INFO] [stderr]   --> src/board.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn winner(&self) -> Square {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `X`
[INFO] [stderr]   --> src/squares.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     X, O
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `O`
[INFO] [stderr]   --> src/squares.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 |     X, O
[INFO] [stderr]    |        ^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_square`
[INFO] [stderr]   --> src/board.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn set_square(&mut self, row: usize, column: usize, square: Square) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `winner`
[INFO] [stderr]   --> src/board.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn winner(&self) -> Square {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `"docker" "inspect" "287b0c0a23a82ded3eceb9c149852e3f1309bcf6f4a644663aab1805679df8c3"`
[INFO] running `"docker" "rm" "-f" "287b0c0a23a82ded3eceb9c149852e3f1309bcf6f4a644663aab1805679df8c3"`
[INFO] [stdout] 287b0c0a23a82ded3eceb9c149852e3f1309bcf6f4a644663aab1805679df8c3