[INFO] updating cached repository https://github.com/eddiemcnally/dolphin
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/eddiemcnally/dolphin
[INFO] [stderr]    5e12065..37b5786  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 37b57869c30adb6240bfcebadae314dcd0ed2727
[INFO] checking eddiemcnally/dolphin against try#3ae4c050387df9f7fbb379ee90ce8bf05e566870 for pr-70872
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feddiemcnally%2Fdolphin" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eddiemcnally/dolphin on toolchain 3ae4c050387df9f7fbb379ee90ce8bf05e566870
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/eddiemcnally/dolphin
[INFO] finished tweaking git repo https://github.com/eddiemcnally/dolphin
[INFO] tweaked toml for git repo https://github.com/eddiemcnally/dolphin written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/eddiemcnally/dolphin already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "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] dff3e37aef9d19f3bd942593b42593b529fb4fb545bd064e65e91d1b28c4c3cb
[INFO] running `"docker" "start" "-a" "dff3e37aef9d19f3bd942593b42593b529fb4fb545bd064e65e91d1b28c4c3cb"`
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling syn v1.0.15
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking num-iter v0.1.40
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking core_affinity v0.5.10
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking num-format v0.4.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stderr]     Checking dolphin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:129:17
[INFO] [stderr]     |
[INFO] [stderr] 129 |     WhitePawn = ((Piece::WhitePawn as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:130:17
[INFO] [stderr]     |
[INFO] [stderr] 130 |     BlackPawn = ((Piece::BlackPawn as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:132:19
[INFO] [stderr]     |
[INFO] [stderr] 132 |     WhiteBishop = ((Piece::WhiteBishop as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:133:19
[INFO] [stderr]     |
[INFO] [stderr] 133 |     BlackBishop = ((Piece::BlackBishop as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:135:19
[INFO] [stderr]     |
[INFO] [stderr] 135 |     WhiteKnight = ((Piece::WhiteKnight as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:136:19
[INFO] [stderr]     |
[INFO] [stderr] 136 |     BlackKnight = ((Piece::BlackKnight as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:138:17
[INFO] [stderr]     |
[INFO] [stderr] 138 |     WhiteRook = ((Piece::WhiteRook as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:139:17
[INFO] [stderr]     |
[INFO] [stderr] 139 |     BlackRook = ((Piece::BlackRook as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:141:18
[INFO] [stderr]     |
[INFO] [stderr] 141 |     WhiteQueen = ((Piece::WhiteQueen as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:142:18
[INFO] [stderr]     |
[INFO] [stderr] 142 |     BlackQueen = ((Piece::BlackQueen as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:144:17
[INFO] [stderr]     |
[INFO] [stderr] 144 |     WhiteKing = ((Piece::WhiteKing as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:145:17
[INFO] [stderr]     |
[INFO] [stderr] 145 |     BlackKing = ((Piece::BlackKing as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> src/position/castle_permissions.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |     WhiteKing = (0b00000001 | Offset::WhiteKing as u8),
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> src/position/castle_permissions.rs:20:18
[INFO] [stderr]    |
[INFO] [stderr] 20 |     WhiteQueen = (0b00000010 | Offset::WhiteQueen as u8),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> src/position/castle_permissions.rs:21:17
[INFO] [stderr]    |
[INFO] [stderr] 21 |     BlackKing = (0b00000100 | Offset::BlackKing as u8),
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> src/position/castle_permissions.rs:22:18
[INFO] [stderr]    |
[INFO] [stderr] 22 |     BlackQueen = (0b00001000 | Offset::BlackQueen as u8),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:129:17
[INFO] [stderr]     |
[INFO] [stderr] 129 |     WhitePawn = ((Piece::WhitePawn as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:130:17
[INFO] [stderr]     |
[INFO] [stderr] 130 |     BlackPawn = ((Piece::BlackPawn as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:132:19
[INFO] [stderr]     |
[INFO] [stderr] 132 |     WhiteBishop = ((Piece::WhiteBishop as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:133:19
[INFO] [stderr]     |
[INFO] [stderr] 133 |     BlackBishop = ((Piece::BlackBishop as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:135:19
[INFO] [stderr]     |
[INFO] [stderr] 135 |     WhiteKnight = ((Piece::WhiteKnight as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:136:19
[INFO] [stderr]     |
[INFO] [stderr] 136 |     BlackKnight = ((Piece::BlackKnight as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:138:17
[INFO] [stderr]     |
[INFO] [stderr] 138 |     WhiteRook = ((Piece::WhiteRook as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:139:17
[INFO] [stderr]     |
[INFO] [stderr] 139 |     BlackRook = ((Piece::BlackRook as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:141:18
[INFO] [stderr]     |
[INFO] [stderr] 141 |     WhiteQueen = ((Piece::WhiteQueen as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:142:18
[INFO] [stderr]     |
[INFO] [stderr] 142 |     BlackQueen = ((Piece::BlackQueen as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:144:17
[INFO] [stderr]     |
[INFO] [stderr] 144 |     WhiteKing = ((Piece::WhiteKing as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/board/piece.rs:145:17
[INFO] [stderr]     |
[INFO] [stderr] 145 |     BlackKing = ((Piece::BlackKing as u8 & PIECE_MASK_OFFSET) >> PCE_SHFT_OFFSET),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> src/position/castle_permissions.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |     WhiteKing = (0b00000001 | Offset::WhiteKing as u8),
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> src/position/castle_permissions.rs:20:18
[INFO] [stderr]    |
[INFO] [stderr] 20 |     WhiteQueen = (0b00000010 | Offset::WhiteQueen as u8),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> src/position/castle_permissions.rs:21:17
[INFO] [stderr]    |
[INFO] [stderr] 21 |     BlackKing = (0b00000100 | Offset::BlackKing as u8),
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> src/position/castle_permissions.rs:22:18
[INFO] [stderr]    |
[INFO] [stderr] 22 |     BlackQueen = (0b00001000 | Offset::BlackQueen as u8),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.36s
[INFO] running `"docker" "inspect" "dff3e37aef9d19f3bd942593b42593b529fb4fb545bd064e65e91d1b28c4c3cb"`
[INFO] running `"docker" "rm" "-f" "dff3e37aef9d19f3bd942593b42593b529fb4fb545bd064e65e91d1b28c4c3cb"`
[INFO] [stdout] dff3e37aef9d19f3bd942593b42593b529fb4fb545bd064e65e91d1b28c4c3cb