[INFO] updating cached repository sarahlim/parcheesi
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sarahlim/parcheesi
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sarahlim/parcheesi" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/sarahlim/parcheesi"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/sarahlim/parcheesi'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sarahlim/parcheesi" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/sarahlim/parcheesi"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/sarahlim/parcheesi'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cc1b7ab96a0c04921505df4ea1fc5c2eb5c6dff9
[INFO] sha for GitHub repo sarahlim/parcheesi: cc1b7ab96a0c04921505df4ea1fc5c2eb5c6dff9
[INFO] validating manifest of sarahlim/parcheesi on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sarahlim/parcheesi on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sarahlim/parcheesi
[INFO] finished frobbing sarahlim/parcheesi
[INFO] frobbed toml for sarahlim/parcheesi written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/sarahlim/parcheesi/Cargo.toml
[INFO] started frobbing sarahlim/parcheesi
[INFO] finished frobbing sarahlim/parcheesi
[INFO] frobbed toml for sarahlim/parcheesi written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/sarahlim/parcheesi/Cargo.toml
[INFO] crate sarahlim/parcheesi already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking sarahlim/parcheesi against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-7/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/sarahlim/parcheesi:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 445d48b9c3b5f117f9228caeeaebe20f9daafccd7ac111ab5d209b511f16d65a
[INFO] running `"docker" "start" "-a" "445d48b9c3b5f117f9228caeeaebe20f9daafccd7ac111ab5d209b511f16d65a"`
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]     Checking encoding_rs v0.6.10
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking backtrace v0.3.2
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking quick-xml v0.7.3
[INFO] [stderr]     Checking parcheesi v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `super::deserialize`
[INFO] [stderr]  --> src/board.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use super::deserialize;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::deserialize`
[INFO] [stderr]  --> src/gametree.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use super::deserialize;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/gametree.rs:188:9
[INFO] [stderr]     |
[INFO] [stderr] 188 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/autoplayers.rs:239:9
[INFO] [stderr]     |
[INFO] [stderr] 239 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Board`, `Loc`
[INFO] [stderr]   --> src/main.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 | use board::{Board, Color, Loc};
[INFO] [stderr]    |             ^^^^^         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `dice::Dice`
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use dice::Dice;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `player::Player`
[INFO] [stderr]   --> src/main.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use player::Player;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Board`, `Loc`
[INFO] [stderr]   --> src/main.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 | use board::{Board, Color, Loc};
[INFO] [stderr]    |             ^^^^^         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `dice::Dice`
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use dice::Dice;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `player::Player`
[INFO] [stderr]   --> src/main.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use player::Player;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/deserialize.rs:40:25
[INFO] [stderr]    |
[INFO] [stderr] 40 |                         return XmlMessage::Error;
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dice`
[INFO] [stderr]    --> src/board.rs:276:26
[INFO] [stderr]     |
[INFO] [stderr] 276 |                          dice: &Dice,
[INFO] [stderr]     |                          ^^^^ help: consider prefixing with an underscore: `_dice`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pawn_loc`
[INFO] [stderr]   --> src/gametree.rs:99:17
[INFO] [stderr]    |
[INFO] [stderr] 99 |             let pawn_loc: Loc = self.pawns[self.current_pawn];
[INFO] [stderr]    |                 ^^^^^^^^ help: consider prefixing with an underscore: `_pawn_loc`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/game.rs:144:17
[INFO] [stderr]     |
[INFO] [stderr] 144 |             let mut chosen_moves: Vec<Move> =
[INFO] [stderr]     |                 ----^^^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MoveEndPawnPlayer`
[INFO] [stderr]    --> src/autoplayers.rs:150:1
[INFO] [stderr]     |
[INFO] [stderr] 150 | pub struct MoveEndPawnPlayer {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/autoplayers.rs:157:5
[INFO] [stderr]     |
[INFO] [stderr] 157 | /     fn new(name: String,
[INFO] [stderr] 158 | |            color: Color,
[INFO] [stderr] 159 | |            should_reverse_path: bool)
[INFO] [stderr] 160 | |            -> MoveEndPawnPlayer {
[INFO] [stderr] ...   |
[INFO] [stderr] 165 | |         }
[INFO] [stderr] 166 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `move_first_pawn_player`
[INFO] [stderr]    --> src/autoplayers.rs:228:1
[INFO] [stderr]     |
[INFO] [stderr] 228 | fn move_first_pawn_player(name: String, color: Color) -> MoveEndPawnPlayer {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `move_last_pawn_player`
[INFO] [stderr]    --> src/autoplayers.rs:234:1
[INFO] [stderr]     |
[INFO] [stderr] 234 | fn move_last_pawn_player(name: String, color: Color) -> MoveEndPawnPlayer {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `start_server`
[INFO] [stderr]  --> src/networkgame.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn start_server() {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `CELL_WIDTH` should have a snake case name
[INFO] [stderr]    --> src/board.rs:822:13
[INFO] [stderr]     |
[INFO] [stderr] 822 |         let CELL_WIDTH = 8;
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `cell_width`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/networkgame.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |         writer.write_all("Red\n".as_bytes());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/deserialize.rs:40:25
[INFO] [stderr]    |
[INFO] [stderr] 40 |                         return XmlMessage::Error;
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dice`
[INFO] [stderr]    --> src/board.rs:276:26
[INFO] [stderr]     |
[INFO] [stderr] 276 |                          dice: &Dice,
[INFO] [stderr]     |                          ^^^^ help: consider prefixing with an underscore: `_dice`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dice`
[INFO] [stderr]     --> src/board.rs:1301:21
[INFO] [stderr]      |
[INFO] [stderr] 1301 |         let (board, dice) =
[INFO] [stderr]      |                     ^^^^ help: consider prefixing with an underscore: `_dice`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pawn_loc`
[INFO] [stderr]   --> src/gametree.rs:99:17
[INFO] [stderr]    |
[INFO] [stderr] 99 |             let pawn_loc: Loc = self.pawns[self.current_pawn];
[INFO] [stderr]    |                 ^^^^^^^^ help: consider prefixing with an underscore: `_pawn_loc`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/game.rs:144:17
[INFO] [stderr]     |
[INFO] [stderr] 144 |             let mut chosen_moves: Vec<Move> =
[INFO] [stderr]     |                 ----^^^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gametree.rs:235:13
[INFO] [stderr]     |
[INFO] [stderr] 235 |         let mut test = GameTree::new(test_board, test_dice, Color::Green);
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `move_last_pawn_player`
[INFO] [stderr]    --> src/autoplayers.rs:234:1
[INFO] [stderr]     |
[INFO] [stderr] 234 | fn move_last_pawn_player(name: String, color: Color) -> MoveEndPawnPlayer {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `start_server`
[INFO] [stderr]  --> src/networkgame.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn start_server() {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `CELL_WIDTH` should have a snake case name
[INFO] [stderr]    --> src/board.rs:822:13
[INFO] [stderr]     |
[INFO] [stderr] 822 |         let CELL_WIDTH = 8;
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `cell_width`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/networkgame.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |         writer.write_all("Red\n".as_bytes());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.03s
[INFO] running `"docker" "inspect" "445d48b9c3b5f117f9228caeeaebe20f9daafccd7ac111ab5d209b511f16d65a"`
[INFO] running `"docker" "rm" "-f" "445d48b9c3b5f117f9228caeeaebe20f9daafccd7ac111ab5d209b511f16d65a"`
[INFO] [stdout] 445d48b9c3b5f117f9228caeeaebe20f9daafccd7ac111ab5d209b511f16d65a