[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-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/sarahlim/parcheesi"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/sarahlim/parcheesi'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/sarahlim/parcheesi" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/sarahlim/parcheesi"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/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#e305df1846a6d985315917ae0c81b74af8b4e641 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of sarahlim/parcheesi on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-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-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/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-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/sarahlim/parcheesi/Cargo.toml [INFO] crate sarahlim/parcheesi already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking sarahlim/parcheesi against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-3/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/sarahlim/parcheesi:/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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 00c4af7a7954f731aacede99281643ce47a217457035bb7bc37c40d31a88ba1a [INFO] running `"docker" "start" "-a" "00c4af7a7954f731aacede99281643ce47a217457035bb7bc37c40d31a88ba1a"` [INFO] [stderr] Compiling gcc v0.3.46 [INFO] [stderr] Checking encoding_rs v0.6.10 [INFO] [stderr] Compiling backtrace-sys v0.1.10 [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 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: 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: 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[E0597]: `loc` does not live long enough [INFO] [stderr] --> src/board.rs:406:58 [INFO] [stderr] | [INFO] [stderr] 394 | let pawn_loc_ordinal = |&pawn_loc| -> usize { [INFO] [stderr] | ---------------- lifetime `'1` appears in the type of `pawn_loc_ordinal` [INFO] [stderr] ... [INFO] [stderr] 406 | loc_vec.sort_by_key(|&(_, loc)| pawn_loc_ordinal(&loc)); [INFO] [stderr] | -----------------^^^^- [INFO] [stderr] | | | | [INFO] [stderr] | | | `loc` dropped here while still borrowed [INFO] [stderr] | | borrowed value does not live long enough [INFO] [stderr] | argument requires that `loc` is borrowed for `'1` [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/board.rs:569:25 [INFO] [stderr] | [INFO] [stderr] 569 | let mut move_path: Vec = Path::started(color, [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/game.rs:144:17 [INFO] [stderr] | [INFO] [stderr] 144 | let mut chosen_moves: Vec = [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [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: 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: 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[E0597]: `loc` does not live long enough [INFO] [stderr] --> src/board.rs:406:58 [INFO] [stderr] | [INFO] [stderr] 394 | let pawn_loc_ordinal = |&pawn_loc| -> usize { [INFO] [stderr] | ---------------- lifetime `'1` appears in the type of `pawn_loc_ordinal` [INFO] [stderr] ... [INFO] [stderr] 406 | loc_vec.sort_by_key(|&(_, loc)| pawn_loc_ordinal(&loc)); [INFO] [stderr] | -----------------^^^^- [INFO] [stderr] | | | | [INFO] [stderr] | | | `loc` dropped here while still borrowed [INFO] [stderr] | | borrowed value does not live long enough [INFO] [stderr] | argument requires that `loc` is borrowed for `'1` [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/board.rs:569:25 [INFO] [stderr] | [INFO] [stderr] 569 | let mut move_path: Vec = Path::started(color, [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/game.rs:144:17 [INFO] [stderr] | [INFO] [stderr] 144 | let mut chosen_moves: Vec = [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [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 21.00s [INFO] running `"docker" "inspect" "00c4af7a7954f731aacede99281643ce47a217457035bb7bc37c40d31a88ba1a"` [INFO] running `"docker" "rm" "-f" "00c4af7a7954f731aacede99281643ce47a217457035bb7bc37c40d31a88ba1a"` [INFO] [stdout] 00c4af7a7954f731aacede99281643ce47a217457035bb7bc37c40d31a88ba1a