[INFO] updating cached repository l3kn/rust_chess
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/l3kn/rust_chess
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/l3kn/rust_chess" "work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/l3kn/rust_chess"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/l3kn/rust_chess'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/l3kn/rust_chess" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/l3kn/rust_chess"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/l3kn/rust_chess'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d82f7df45e285307fe8f72d824a5ca60eb6d6a71
[INFO] sha for GitHub repo l3kn/rust_chess: d82f7df45e285307fe8f72d824a5ca60eb6d6a71
[INFO] validating manifest of l3kn/rust_chess on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of l3kn/rust_chess on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing l3kn/rust_chess
[INFO] finished frobbing l3kn/rust_chess
[INFO] frobbed toml for l3kn/rust_chess written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/l3kn/rust_chess/Cargo.toml
[INFO] started frobbing l3kn/rust_chess
[INFO] finished frobbing l3kn/rust_chess
[INFO] frobbed toml for l3kn/rust_chess written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/l3kn/rust_chess/Cargo.toml
[INFO] crate l3kn/rust_chess has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking l3kn/rust_chess against try#bad365140e1e8233b42b21af70a407f14ce5fec5 for pr-56896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-1/try#bad365140e1e8233b42b21af70a407f14ce5fec5:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/l3kn/rust_chess:/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" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7c628d770a2dc3d79eef358eb270a4254845987d458be6a4df41148f36030bfa
[INFO] running `"docker" "start" "-a" "7c628d770a2dc3d79eef358eb270a4254845987d458be6a4df41148f36030bfa"`
[INFO] [stderr]     Checking chess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::cmp;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bitscan::*`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use bitscan::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/occupancy_masks.rs:18:16
[INFO] [stderr]    |
[INFO] [stderr] 18 |         res |= (1 << (row * 8 + c));
[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 assigned value
[INFO] [stderr]   --> src/occupancy_masks.rs:25:16
[INFO] [stderr]    |
[INFO] [stderr] 25 |         res |= (1 << (r * 8 + col));
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/occupancy_masks.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |         if (x != col && y != row) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/occupancy_masks.rs:43:20
[INFO] [stderr]    |
[INFO] [stderr] 43 |             res |= (1 << (y * 8 + x));
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/occupancy_masks.rs:59:12
[INFO] [stderr]    |
[INFO] [stderr] 59 |         if (x != col_ && y != row) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/occupancy_masks.rs:60:20
[INFO] [stderr]    |
[INFO] [stderr] 60 |             res |= (1 << (y * 8 + (7 - x)));
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Color`, `Position`
[INFO] [stderr]   --> src/main.rs:15:20
[INFO] [stderr]    |
[INFO] [stderr] 15 | use board::{Board, Color, Position, Move};
[INFO] [stderr]    |                    ^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::cmp;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bitscan::*`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use bitscan::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/occupancy_masks.rs:18:16
[INFO] [stderr]    |
[INFO] [stderr] 18 |         res |= (1 << (row * 8 + c));
[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 assigned value
[INFO] [stderr]   --> src/occupancy_masks.rs:25:16
[INFO] [stderr]    |
[INFO] [stderr] 25 |         res |= (1 << (r * 8 + col));
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/occupancy_masks.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |         if (x != col && y != row) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/occupancy_masks.rs:43:20
[INFO] [stderr]    |
[INFO] [stderr] 43 |             res |= (1 << (y * 8 + x));
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/occupancy_masks.rs:59:12
[INFO] [stderr]    |
[INFO] [stderr] 59 |         if (x != col_ && y != row) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/occupancy_masks.rs:60:20
[INFO] [stderr]    |
[INFO] [stderr] 60 |             res |= (1 << (y * 8 + (7 - x)));
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Color`, `Position`
[INFO] [stderr]   --> src/main.rs:15:20
[INFO] [stderr]    |
[INFO] [stderr] 15 | use board::{Board, Color, Position, Move};
[INFO] [stderr]    |                    ^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `bitscan_magic` should have an upper case name such as `BITSCAN_MAGIC`
[INFO] [stderr]  --> src/bitscan.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | const bitscan_magic: u64 = 0x7edd5e59a4e28c2;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_upper_case_globals)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `bitscan_db` should have an upper case name such as `BITSCAN_DB`
[INFO] [stderr]  --> src/bitscan.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | / const bitscan_db: [u64; 64] = [
[INFO] [stderr] 5 | |     63, 0, 58, 1, 59, 47, 53, 2, 60, 39, 48, 27, 54, 33, 42, 3,
[INFO] [stderr] 6 | |     61, 51, 37, 40, 49, 18, 28, 20, 55, 30, 34, 11, 43, 14, 22, 4,
[INFO] [stderr] 7 | |     62, 57, 46, 52, 38, 26, 32, 41, 50, 36, 17, 19, 29, 10, 13, 21,
[INFO] [stderr] 8 | |     56, 45, 25, 31, 35, 16, 9, 12, 44, 24, 15, 8, 23, 7, 6, 5,
[INFO] [stderr] 9 | | ];
[INFO] [stderr]   | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `rook` should have an upper case name such as `ROOK`
[INFO] [stderr]    --> src/occupancy_masks.rs:67:1
[INFO] [stderr]     |
[INFO] [stderr] 67  | / const rook: [u64; 64] = [
[INFO] [stderr] 68  | |     0x000101010101017e,
[INFO] [stderr] 69  | |     0x000202020202027c,
[INFO] [stderr] 70  | |     0x000404040404047a,
[INFO] [stderr] ...   |
[INFO] [stderr] 131 | |     0x7e80808080808000,
[INFO] [stderr] 132 | | ];
[INFO] [stderr]     | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `bishop` should have an upper case name such as `BISHOP`
[INFO] [stderr]    --> src/occupancy_masks.rs:134:1
[INFO] [stderr]     |
[INFO] [stderr] 134 | / const bishop: [u64; 64] = [
[INFO] [stderr] 135 | |     0x0040201008040200,
[INFO] [stderr] 136 | |     0x0000402010080400,
[INFO] [stderr] 137 | |     0x0000004020100a00,
[INFO] [stderr] ...   |
[INFO] [stderr] 198 | |     0x0040201008040200,
[INFO] [stderr] 199 | | ];
[INFO] [stderr]     | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `bitscan_magic` should have an upper case name such as `BITSCAN_MAGIC`
[INFO] [stderr]  --> src/bitscan.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | const bitscan_magic: u64 = 0x7edd5e59a4e28c2;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_upper_case_globals)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `bitscan_db` should have an upper case name such as `BITSCAN_DB`
[INFO] [stderr]  --> src/bitscan.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | / const bitscan_db: [u64; 64] = [
[INFO] [stderr] 5 | |     63, 0, 58, 1, 59, 47, 53, 2, 60, 39, 48, 27, 54, 33, 42, 3,
[INFO] [stderr] 6 | |     61, 51, 37, 40, 49, 18, 28, 20, 55, 30, 34, 11, 43, 14, 22, 4,
[INFO] [stderr] 7 | |     62, 57, 46, 52, 38, 26, 32, 41, 50, 36, 17, 19, 29, 10, 13, 21,
[INFO] [stderr] 8 | |     56, 45, 25, 31, 35, 16, 9, 12, 44, 24, 15, 8, 23, 7, 6, 5,
[INFO] [stderr] 9 | | ];
[INFO] [stderr]   | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `rook` should have an upper case name such as `ROOK`
[INFO] [stderr]    --> src/occupancy_masks.rs:67:1
[INFO] [stderr]     |
[INFO] [stderr] 67  | / const rook: [u64; 64] = [
[INFO] [stderr] 68  | |     0x000101010101017e,
[INFO] [stderr] 69  | |     0x000202020202027c,
[INFO] [stderr] 70  | |     0x000404040404047a,
[INFO] [stderr] ...   |
[INFO] [stderr] 131 | |     0x7e80808080808000,
[INFO] [stderr] 132 | | ];
[INFO] [stderr]     | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `bishop` should have an upper case name such as `BISHOP`
[INFO] [stderr]    --> src/occupancy_masks.rs:134:1
[INFO] [stderr]     |
[INFO] [stderr] 134 | / const bishop: [u64; 64] = [
[INFO] [stderr] 135 | |     0x0040201008040200,
[INFO] [stderr] 136 | |     0x0000402010080400,
[INFO] [stderr] 137 | |     0x0000004020100a00,
[INFO] [stderr] ...   |
[INFO] [stderr] 198 | |     0x0040201008040200,
[INFO] [stderr] 199 | | ];
[INFO] [stderr]     | |__^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "7c628d770a2dc3d79eef358eb270a4254845987d458be6a4df41148f36030bfa"`
[INFO] running `"docker" "rm" "-f" "7c628d770a2dc3d79eef358eb270a4254845987d458be6a4df41148f36030bfa"`
[INFO] [stdout] 7c628d770a2dc3d79eef358eb270a4254845987d458be6a4df41148f36030bfa