Nov 28 13:52:04.359 INFO checking Dynisious/tic_tac_toe against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 13:52:04.359 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 13:52:04.539 INFO [stdout] 211c3567fa01a4073a6d2e87d154b59cc85d59762621d8587f6f860155088f2b
Nov 28 13:52:04.540 INFO running `"docker" "start" "-a" "211c3567fa01a4073a6d2e87d154b59cc85d59762621d8587f6f860155088f2b"`
Nov 28 13:52:05.157 INFO [stderr] usermod: no changes
Nov 28 13:52:05.182 INFO [stderr]     Checking tic_tac_toe v0.1.0 (/source)
Nov 28 13:52:05.524 INFO [stderr] warning: unused import: `squares::*`
Nov 28 13:52:05.525 INFO [stderr]  --> src/main.rs:8:5
Nov 28 13:52:05.525 INFO [stderr]   |
Nov 28 13:52:05.525 INFO [stderr] 8 | use squares::*;
Nov 28 13:52:05.525 INFO [stderr]   |     ^^^^^^^^^^
Nov 28 13:52:05.525 INFO [stderr]   |
Nov 28 13:52:05.525 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 13:52:05.525 INFO [stderr] 
Nov 28 13:52:05.529 INFO [stderr] warning: unused import: `board::*`
Nov 28 13:52:05.529 INFO [stderr]  --> src/main.rs:9:5
Nov 28 13:52:05.529 INFO [stderr]   |
Nov 28 13:52:05.529 INFO [stderr] 9 | use board::*;
Nov 28 13:52:05.529 INFO [stderr]   |     ^^^^^^^^
Nov 28 13:52:05.529 INFO [stderr] 
Nov 28 13:52:05.529 INFO [stderr] warning: unused import: `Read`
Nov 28 13:52:05.529 INFO [stderr]   --> src/main.rs:12:15
Nov 28 13:52:05.529 INFO [stderr]    |
Nov 28 13:52:05.529 INFO [stderr] 12 | use std::io::{Read, Write};
Nov 28 13:52:05.529 INFO [stderr]    |               ^^^^
Nov 28 13:52:05.530 INFO [stderr] 
Nov 28 13:52:05.592 INFO [stderr] warning: type alias is never used: `Square`
Nov 28 13:52:05.592 INFO [stderr]  --> src/squares.rs:5:1
Nov 28 13:52:05.592 INFO [stderr]   |
Nov 28 13:52:05.592 INFO [stderr] 5 | pub type Square = Option<Mark>;
Nov 28 13:52:05.592 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:52:05.593 INFO [stderr]   |
Nov 28 13:52:05.593 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 13:52:05.593 INFO [stderr] 
Nov 28 13:52:05.593 INFO [stderr] warning: variant is never constructed: `X`
Nov 28 13:52:05.593 INFO [stderr]   --> src/squares.rs:10:5
Nov 28 13:52:05.593 INFO [stderr]    |
Nov 28 13:52:05.593 INFO [stderr] 10 |     X, O
Nov 28 13:52:05.593 INFO [stderr]    |     ^
Nov 28 13:52:05.593 INFO [stderr] 
Nov 28 13:52:05.593 INFO [stderr] warning: variant is never constructed: `O`
Nov 28 13:52:05.593 INFO [stderr]   --> src/squares.rs:10:8
Nov 28 13:52:05.593 INFO [stderr]    |
Nov 28 13:52:05.593 INFO [stderr] 10 |     X, O
Nov 28 13:52:05.593 INFO [stderr]    |        ^
Nov 28 13:52:05.593 INFO [stderr] 
Nov 28 13:52:05.594 INFO [stderr] warning: method is never used: `set_square`
Nov 28 13:52:05.594 INFO [stderr]   --> src/board.rs:26:5
Nov 28 13:52:05.594 INFO [stderr]    |
Nov 28 13:52:05.594 INFO [stderr] 26 |     pub fn set_square(&mut self, row: usize, column: usize, square: Square) {
Nov 28 13:52:05.594 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:52:05.594 INFO [stderr] 
Nov 28 13:52:05.594 INFO [stderr] warning: method is never used: `winner`
Nov 28 13:52:05.594 INFO [stderr]   --> src/board.rs:33:5
Nov 28 13:52:05.594 INFO [stderr]    |
Nov 28 13:52:05.594 INFO [stderr] 33 |     pub fn winner(&self) -> Square {
Nov 28 13:52:05.594 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:52:05.594 INFO [stderr] 
Nov 28 13:52:05.644 INFO [stderr] warning: unused import: `squares::*`
Nov 28 13:52:05.644 INFO [stderr]  --> src/main.rs:8:5
Nov 28 13:52:05.644 INFO [stderr]   |
Nov 28 13:52:05.644 INFO [stderr] 8 | use squares::*;
Nov 28 13:52:05.644 INFO [stderr]   |     ^^^^^^^^^^
Nov 28 13:52:05.644 INFO [stderr]   |
Nov 28 13:52:05.644 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 13:52:05.644 INFO [stderr] 
Nov 28 13:52:05.644 INFO [stderr] warning: unused import: `board::*`
Nov 28 13:52:05.644 INFO [stderr]  --> src/main.rs:9:5
Nov 28 13:52:05.644 INFO [stderr]   |
Nov 28 13:52:05.644 INFO [stderr] 9 | use board::*;
Nov 28 13:52:05.644 INFO [stderr]   |     ^^^^^^^^
Nov 28 13:52:05.644 INFO [stderr] 
Nov 28 13:52:05.644 INFO [stderr] warning: unused import: `Read`
Nov 28 13:52:05.644 INFO [stderr]   --> src/main.rs:12:15
Nov 28 13:52:05.644 INFO [stderr]    |
Nov 28 13:52:05.644 INFO [stderr] 12 | use std::io::{Read, Write};
Nov 28 13:52:05.644 INFO [stderr]    |               ^^^^
Nov 28 13:52:05.644 INFO [stderr] 
Nov 28 13:52:05.722 INFO [stderr] warning: type alias is never used: `Square`
Nov 28 13:52:05.722 INFO [stderr]  --> src/squares.rs:5:1
Nov 28 13:52:05.722 INFO [stderr]   |
Nov 28 13:52:05.722 INFO [stderr] 5 | pub type Square = Option<Mark>;
Nov 28 13:52:05.722 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:52:05.722 INFO [stderr]   |
Nov 28 13:52:05.722 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 13:52:05.722 INFO [stderr] 
Nov 28 13:52:05.722 INFO [stderr] warning: variant is never constructed: `X`
Nov 28 13:52:05.722 INFO [stderr]   --> src/squares.rs:10:5
Nov 28 13:52:05.722 INFO [stderr]    |
Nov 28 13:52:05.722 INFO [stderr] 10 |     X, O
Nov 28 13:52:05.722 INFO [stderr]    |     ^
Nov 28 13:52:05.722 INFO [stderr] 
Nov 28 13:52:05.723 INFO [stderr] warning: variant is never constructed: `O`
Nov 28 13:52:05.723 INFO [stderr]   --> src/squares.rs:10:8
Nov 28 13:52:05.723 INFO [stderr]    |
Nov 28 13:52:05.723 INFO [stderr] 10 |     X, O
Nov 28 13:52:05.723 INFO [stderr]    |        ^
Nov 28 13:52:05.723 INFO [stderr] 
Nov 28 13:52:05.723 INFO [stderr] warning: method is never used: `set_square`
Nov 28 13:52:05.723 INFO [stderr]   --> src/board.rs:26:5
Nov 28 13:52:05.723 INFO [stderr]    |
Nov 28 13:52:05.723 INFO [stderr] 26 |     pub fn set_square(&mut self, row: usize, column: usize, square: Square) {
Nov 28 13:52:05.723 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:52:05.723 INFO [stderr] 
Nov 28 13:52:05.723 INFO [stderr] warning: method is never used: `winner`
Nov 28 13:52:05.723 INFO [stderr]   --> src/board.rs:33:5
Nov 28 13:52:05.723 INFO [stderr]    |
Nov 28 13:52:05.723 INFO [stderr] 33 |     pub fn winner(&self) -> Square {
Nov 28 13:52:05.723 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:52:05.723 INFO [stderr] 
Nov 28 13:52:05.737 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
Nov 28 13:52:05.738 INFO [stderr] su: No module specific data is present
Nov 28 13:52:06.026 INFO running `"docker" "inspect" "211c3567fa01a4073a6d2e87d154b59cc85d59762621d8587f6f860155088f2b"`
Nov 28 13:52:06.121 INFO running `"docker" "rm" "-f" "211c3567fa01a4073a6d2e87d154b59cc85d59762621d8587f6f860155088f2b"`
Nov 28 13:52:06.272 INFO [stdout] 211c3567fa01a4073a6d2e87d154b59cc85d59762621d8587f6f860155088f2b