Dec 17 11:42:08.044 INFO checking xeals/stratagem against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 11:42:08.045 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/xeals/stratagem:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 11:42:08.428 INFO [stdout] d8ee78245a3115f88091a82f37d35835101867cb56aa0c1b94226bfd25fbae90
Dec 17 11:42:08.436 INFO running `"docker" "start" "-a" "d8ee78245a3115f88091a82f37d35835101867cb56aa0c1b94226bfd25fbae90"`
Dec 17 11:42:10.057 INFO [stderr]     Checking libc v0.2.35
Dec 17 11:42:11.095 INFO [stderr]     Checking backtrace-sys v0.1.16
Dec 17 11:42:11.095 INFO [stderr]     Checking termion v1.5.1
Dec 17 11:42:11.095 INFO [stderr]     Checking rand v0.4.1
Dec 17 11:42:11.351 INFO [stderr]     Checking backtrace v0.3.5
Dec 17 11:42:11.834 INFO [stderr]     Checking failure v0.1.1
Dec 17 11:42:13.128 INFO [stderr]     Checking stratagem v0.1.0 (/opt/crater/workdir)
Dec 17 11:42:13.404 INFO [stderr] warning: unused import: `Write`
Dec 17 11:42:13.404 INFO [stderr]   --> src/main.rs:11:21
Dec 17 11:42:13.404 INFO [stderr]    |
Dec 17 11:42:13.404 INFO [stderr] 11 | use std::io::{self, Write};
Dec 17 11:42:13.404 INFO [stderr]    |                     ^^^^^
Dec 17 11:42:13.404 INFO [stderr]    |
Dec 17 11:42:13.404 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 11:42:13.404 INFO [stderr] 
Dec 17 11:42:13.412 INFO [stderr] warning: unused import: `Write`
Dec 17 11:42:13.412 INFO [stderr]   --> src/main.rs:11:21
Dec 17 11:42:13.412 INFO [stderr]    |
Dec 17 11:42:13.412 INFO [stderr] 11 | use std::io::{self, Write};
Dec 17 11:42:13.412 INFO [stderr]    |                     ^^^^^
Dec 17 11:42:13.412 INFO [stderr]    |
Dec 17 11:42:13.412 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 11:42:13.412 INFO [stderr] 
Dec 17 11:42:13.692 INFO [stderr] warning: unused variable: `stderr`
Dec 17 11:42:13.692 INFO [stderr]   --> src/main.rs:27:13
Dec 17 11:42:13.692 INFO [stderr]    |
Dec 17 11:42:13.692 INFO [stderr] 27 |     let mut stderr = stderr.lock();
Dec 17 11:42:13.692 INFO [stderr]    |             ^^^^^^ help: consider using `_stderr` instead
Dec 17 11:42:13.692 INFO [stderr]    |
Dec 17 11:42:13.692 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 11:42:13.692 INFO [stderr] 
Dec 17 11:42:13.692 INFO [stderr] warning: unused variable: `text`
Dec 17 11:42:13.692 INFO [stderr]    --> src/game.rs:340:25
Dec 17 11:42:13.692 INFO [stderr]     |
Dec 17 11:42:13.692 INFO [stderr] 340 |     fn popup(&mut self, text: &str) -> error::Result<()> {
Dec 17 11:42:13.692 INFO [stderr]     |                         ^^^^ help: consider using `_text` instead
Dec 17 11:42:13.692 INFO [stderr] 
Dec 17 11:42:13.705 INFO [stderr] warning: variable does not need to be mutable
Dec 17 11:42:13.705 INFO [stderr]   --> src/main.rs:23:9
Dec 17 11:42:13.705 INFO [stderr]    |
Dec 17 11:42:13.705 INFO [stderr] 23 |     let mut stdout = stdout.lock();
Dec 17 11:42:13.705 INFO [stderr]    |         ----^^^^^^
Dec 17 11:42:13.705 INFO [stderr]    |         |
Dec 17 11:42:13.705 INFO [stderr]    |         help: remove this `mut`
Dec 17 11:42:13.705 INFO [stderr]    |
Dec 17 11:42:13.705 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 11:42:13.705 INFO [stderr] 
Dec 17 11:42:13.705 INFO [stderr] warning: variable does not need to be mutable
Dec 17 11:42:13.705 INFO [stderr]   --> src/main.rs:27:9
Dec 17 11:42:13.705 INFO [stderr]    |
Dec 17 11:42:13.705 INFO [stderr] 27 |     let mut stderr = stderr.lock();
Dec 17 11:42:13.705 INFO [stderr]    |         ----^^^^^^
Dec 17 11:42:13.705 INFO [stderr]    |         |
Dec 17 11:42:13.705 INFO [stderr]    |         help: remove this `mut`
Dec 17 11:42:13.705 INFO [stderr] 
Dec 17 11:42:13.744 INFO [stderr] warning: unused variable: `stderr`
Dec 17 11:42:13.744 INFO [stderr]   --> src/main.rs:27:13
Dec 17 11:42:13.744 INFO [stderr]    |
Dec 17 11:42:13.744 INFO [stderr] 27 |     let mut stderr = stderr.lock();
Dec 17 11:42:13.744 INFO [stderr]    |             ^^^^^^ help: consider using `_stderr` instead
Dec 17 11:42:13.744 INFO [stderr]    |
Dec 17 11:42:13.744 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 11:42:13.744 INFO [stderr] 
Dec 17 11:42:13.744 INFO [stderr] warning: unused variable: `text`
Dec 17 11:42:13.744 INFO [stderr]    --> src/game.rs:340:25
Dec 17 11:42:13.744 INFO [stderr]     |
Dec 17 11:42:13.744 INFO [stderr] 340 |     fn popup(&mut self, text: &str) -> error::Result<()> {
Dec 17 11:42:13.744 INFO [stderr]     |                         ^^^^ help: consider using `_text` instead
Dec 17 11:42:13.744 INFO [stderr] 
Dec 17 11:42:13.755 INFO [stderr] warning: variable does not need to be mutable
Dec 17 11:42:13.755 INFO [stderr]   --> src/main.rs:23:9
Dec 17 11:42:13.755 INFO [stderr]    |
Dec 17 11:42:13.755 INFO [stderr] 23 |     let mut stdout = stdout.lock();
Dec 17 11:42:13.755 INFO [stderr]    |         ----^^^^^^
Dec 17 11:42:13.755 INFO [stderr]    |         |
Dec 17 11:42:13.755 INFO [stderr]    |         help: remove this `mut`
Dec 17 11:42:13.755 INFO [stderr]    |
Dec 17 11:42:13.755 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 11:42:13.755 INFO [stderr] 
Dec 17 11:42:13.755 INFO [stderr] warning: variable does not need to be mutable
Dec 17 11:42:13.755 INFO [stderr]   --> src/main.rs:27:9
Dec 17 11:42:13.755 INFO [stderr]    |
Dec 17 11:42:13.755 INFO [stderr] 27 |     let mut stderr = stderr.lock();
Dec 17 11:42:13.755 INFO [stderr]    |         ----^^^^^^
Dec 17 11:42:13.755 INFO [stderr]    |         |
Dec 17 11:42:13.755 INFO [stderr]    |         help: remove this `mut`
Dec 17 11:42:13.755 INFO [stderr] 
Dec 17 11:42:13.788 INFO [stderr] warning: method is never used: `from`
Dec 17 11:42:13.788 INFO [stderr]   --> src/board.rs:25:5
Dec 17 11:42:13.788 INFO [stderr]    |
Dec 17 11:42:13.788 INFO [stderr] 25 |     fn from(s: &str) -> Option<Piece> {
Dec 17 11:42:13.788 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:42:13.788 INFO [stderr]    |
Dec 17 11:42:13.788 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 11:42:13.788 INFO [stderr] 
Dec 17 11:42:13.788 INFO [stderr] warning: function is never used: `create_side`
Dec 17 11:42:13.788 INFO [stderr]    --> src/board.rs:409:1
Dec 17 11:42:13.788 INFO [stderr]     |
Dec 17 11:42:13.788 INFO [stderr] 409 | fn create_side(colour: Colour) -> [[Tile; 10]; 4] {
Dec 17 11:42:13.788 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:42:13.788 INFO [stderr] 
Dec 17 11:42:13.788 INFO [stderr] warning: constant item is never used: `DEFAULT_BLUE_SIDE`
Dec 17 11:42:13.788 INFO [stderr]    --> src/board.rs:416:1
Dec 17 11:42:13.788 INFO [stderr]     |
Dec 17 11:42:13.788 INFO [stderr] 416 | / const DEFAULT_BLUE_SIDE: [[Tile; 10]; 4] =
Dec 17 11:42:13.788 INFO [stderr] 417 | |     [[Tile::Piece(Piece::Miner,      Colour::Blue),
Dec 17 11:42:13.788 INFO [stderr] 418 | |       Tile::Piece(Piece::Captain,    Colour::Blue),
Dec 17 11:42:13.788 INFO [stderr] 419 | |       Tile::Piece(Piece::Scout,      Colour::Blue),
Dec 17 11:42:13.788 INFO [stderr] ...   |
Dec 17 11:42:13.788 INFO [stderr] 458 | |       Tile::Piece(Piece::Colonel,    Colour::Blue),
Dec 17 11:42:13.788 INFO [stderr] 459 | |       Tile::Piece(Piece::Sergeant,   Colour::Blue)]];
Dec 17 11:42:13.788 INFO [stderr]     | |_____________________________________________________^
Dec 17 11:42:13.788 INFO [stderr] 
Dec 17 11:42:13.788 INFO [stderr] warning: enum is never used: `GameResult`
Dec 17 11:42:13.788 INFO [stderr]   --> src/game.rs:14:1
Dec 17 11:42:13.788 INFO [stderr]    |
Dec 17 11:42:13.788 INFO [stderr] 14 | enum GameResult {
Dec 17 11:42:13.788 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 17 11:42:13.788 INFO [stderr] 
Dec 17 11:42:13.788 INFO [stderr] warning: method is never used: `popup`
Dec 17 11:42:13.788 INFO [stderr]    --> src/game.rs:340:5
Dec 17 11:42:13.788 INFO [stderr]     |
Dec 17 11:42:13.788 INFO [stderr] 340 |     fn popup(&mut self, text: &str) -> error::Result<()> {
Dec 17 11:42:13.788 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:42:13.788 INFO [stderr] 
Dec 17 11:42:13.788 INFO [stderr] warning: method is never used: `check_game_end`
Dec 17 11:42:13.788 INFO [stderr]    --> src/game.rs:344:5
Dec 17 11:42:13.788 INFO [stderr]     |
Dec 17 11:42:13.788 INFO [stderr] 344 |     fn check_game_end(&mut self) -> GameResult {
Dec 17 11:42:13.788 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:42:13.788 INFO [stderr] 
Dec 17 11:42:13.904 INFO [stderr] warning: method is never used: `from`
Dec 17 11:42:13.904 INFO [stderr]   --> src/board.rs:25:5
Dec 17 11:42:13.904 INFO [stderr]    |
Dec 17 11:42:13.904 INFO [stderr] 25 |     fn from(s: &str) -> Option<Piece> {
Dec 17 11:42:13.904 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:42:13.904 INFO [stderr]    |
Dec 17 11:42:13.904 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 11:42:13.904 INFO [stderr] 
Dec 17 11:42:13.904 INFO [stderr] warning: function is never used: `create_side`
Dec 17 11:42:13.904 INFO [stderr]    --> src/board.rs:409:1
Dec 17 11:42:13.904 INFO [stderr]     |
Dec 17 11:42:13.904 INFO [stderr] 409 | fn create_side(colour: Colour) -> [[Tile; 10]; 4] {
Dec 17 11:42:13.904 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:42:13.904 INFO [stderr] 
Dec 17 11:42:13.904 INFO [stderr] warning: constant item is never used: `DEFAULT_BLUE_SIDE`
Dec 17 11:42:13.904 INFO [stderr]    --> src/board.rs:416:1
Dec 17 11:42:13.904 INFO [stderr]     |
Dec 17 11:42:13.904 INFO [stderr] 416 | / const DEFAULT_BLUE_SIDE: [[Tile; 10]; 4] =
Dec 17 11:42:13.904 INFO [stderr] 417 | |     [[Tile::Piece(Piece::Miner,      Colour::Blue),
Dec 17 11:42:13.904 INFO [stderr] 418 | |       Tile::Piece(Piece::Captain,    Colour::Blue),
Dec 17 11:42:13.904 INFO [stderr] 419 | |       Tile::Piece(Piece::Scout,      Colour::Blue),
Dec 17 11:42:13.904 INFO [stderr] ...   |
Dec 17 11:42:13.904 INFO [stderr] 458 | |       Tile::Piece(Piece::Colonel,    Colour::Blue),
Dec 17 11:42:13.904 INFO [stderr] 459 | |       Tile::Piece(Piece::Sergeant,   Colour::Blue)]];
Dec 17 11:42:13.904 INFO [stderr]     | |_____________________________________________________^
Dec 17 11:42:13.904 INFO [stderr] 
Dec 17 11:42:13.904 INFO [stderr] warning: enum is never used: `GameResult`
Dec 17 11:42:13.904 INFO [stderr]   --> src/game.rs:14:1
Dec 17 11:42:13.904 INFO [stderr]    |
Dec 17 11:42:13.904 INFO [stderr] 14 | enum GameResult {
Dec 17 11:42:13.904 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 17 11:42:13.904 INFO [stderr] 
Dec 17 11:42:13.904 INFO [stderr] warning: method is never used: `popup`
Dec 17 11:42:13.904 INFO [stderr]    --> src/game.rs:340:5
Dec 17 11:42:13.904 INFO [stderr]     |
Dec 17 11:42:13.904 INFO [stderr] 340 |     fn popup(&mut self, text: &str) -> error::Result<()> {
Dec 17 11:42:13.904 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:42:13.904 INFO [stderr] 
Dec 17 11:42:13.904 INFO [stderr] warning: method is never used: `check_game_end`
Dec 17 11:42:13.904 INFO [stderr]    --> src/game.rs:344:5
Dec 17 11:42:13.904 INFO [stderr]     |
Dec 17 11:42:13.904 INFO [stderr] 344 |     fn check_game_end(&mut self) -> GameResult {
Dec 17 11:42:13.904 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:42:13.904 INFO [stderr] 
Dec 17 11:42:13.948 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.95s
Dec 17 11:42:14.827 INFO running `"docker" "inspect" "d8ee78245a3115f88091a82f37d35835101867cb56aa0c1b94226bfd25fbae90"`
Dec 17 11:42:15.226 INFO running `"docker" "rm" "-f" "d8ee78245a3115f88091a82f37d35835101867cb56aa0c1b94226bfd25fbae90"`
Dec 17 11:42:15.452 INFO [stdout] d8ee78245a3115f88091a82f37d35835101867cb56aa0c1b94226bfd25fbae90