[INFO] cloning repository https://github.com/l3kn/rust_chess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/l3kn/rust_chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl3kn%2Frust_chess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl3kn%2Frust_chess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae51af4460a1760b4bee1123df071b6711bc666c
[INFO] testing l3kn/rust_chess against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl3kn%2Frust_chess" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/l3kn/rust_chess on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/l3kn/rust_chess
[INFO] finished tweaking git repo https://github.com/l3kn/rust_chess
[INFO] tweaked toml for git repo https://github.com/l3kn/rust_chess written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/l3kn/rust_chess already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c43c2960e0e823b652c9d1e2745511c459c91e0182e3ed17681bc511dbe63b54
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c43c2960e0e823b652c9d1e2745511c459c91e0182e3ed17681bc511dbe63b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c43c2960e0e823b652c9d1e2745511c459c91e0182e3ed17681bc511dbe63b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c43c2960e0e823b652c9d1e2745511c459c91e0182e3ed17681bc511dbe63b54", kill_on_drop: false }`
[INFO] [stdout] c43c2960e0e823b652c9d1e2745511c459c91e0182e3ed17681bc511dbe63b54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f0fc7f2f09107cd4ba31168aab0bc929a6e85ac6057a27ab65260afaa3f49eb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0f0fc7f2f09107cd4ba31168aab0bc929a6e85ac6057a27ab65260afaa3f49eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cmp;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitscan::*`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use bitscan::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/occupancy_masks.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 |         res |= (1 << (row * 8 + c));
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/occupancy_masks.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |         res |= (1 << (r * 8 + col));
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/occupancy_masks.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |         if (x != col && y != row) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/occupancy_masks.rs:43:20
[INFO] [stdout]    |
[INFO] [stdout] 43 |             res |= (1 << (y * 8 + x));
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/occupancy_masks.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |         if (x != col_ && y != row) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/occupancy_masks.rs:60:20
[INFO] [stdout]    |
[INFO] [stdout] 60 |             res |= (1 << (y * 8 + (7 - x)));
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/board.rs:186:20
[INFO] [stdout]     |
[INFO] [stdout] 186 |                 '0'...'8' => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color`, `Position`
[INFO] [stdout]   --> src/main.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 | use board::{Board, Color, Position, Move};
[INFO] [stdout]    |                    ^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `bitscan_magic` should have an upper case name
[INFO] [stdout]  --> src/bitscan.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const bitscan_magic: u64 = 0x7edd5e59a4e28c2;
[INFO] [stdout]   |       ^^^^^^^^^^^^^ help: convert the identifier to upper case: `BITSCAN_MAGIC`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `bitscan_db` should have an upper case name
[INFO] [stdout]  --> src/bitscan.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const bitscan_db: [u64; 64] = [
[INFO] [stdout]   |       ^^^^^^^^^^ help: convert the identifier to upper case: `BITSCAN_DB`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `rook` should have an upper case name
[INFO] [stdout]   --> src/occupancy_masks.rs:67:7
[INFO] [stdout]    |
[INFO] [stdout] 67 | const rook: [u64; 64] = [
[INFO] [stdout]    |       ^^^^ help: convert the identifier to upper case: `ROOK`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `bishop` should have an upper case name
[INFO] [stdout]    --> src/occupancy_masks.rs:134:7
[INFO] [stdout]     |
[INFO] [stdout] 134 | const bishop: [u64; 64] = [
[INFO] [stdout]     |       ^^^^^^ help: convert the identifier to upper case: `BISHOP`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "0f0fc7f2f09107cd4ba31168aab0bc929a6e85ac6057a27ab65260afaa3f49eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f0fc7f2f09107cd4ba31168aab0bc929a6e85ac6057a27ab65260afaa3f49eb", kill_on_drop: false }`
[INFO] [stdout] 0f0fc7f2f09107cd4ba31168aab0bc929a6e85ac6057a27ab65260afaa3f49eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7df26335d2fdb99111c4848fb7a5f6d306c6b84ae8d450ecf76f63ab15ae83e6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7df26335d2fdb99111c4848fb7a5f6d306c6b84ae8d450ecf76f63ab15ae83e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cmp;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitscan::*`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use bitscan::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/occupancy_masks.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 |         res |= (1 << (row * 8 + c));
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/occupancy_masks.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |         res |= (1 << (r * 8 + col));
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/occupancy_masks.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |         if (x != col && y != row) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/occupancy_masks.rs:43:20
[INFO] [stdout]    |
[INFO] [stdout] 43 |             res |= (1 << (y * 8 + x));
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/occupancy_masks.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |         if (x != col_ && y != row) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/occupancy_masks.rs:60:20
[INFO] [stdout]    |
[INFO] [stdout] 60 |             res |= (1 << (y * 8 + (7 - x)));
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/board.rs:186:20
[INFO] [stdout]     |
[INFO] [stdout] 186 |                 '0'...'8' => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color`, `Position`
[INFO] [stdout]   --> src/main.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 | use board::{Board, Color, Position, Move};
[INFO] [stdout]    |                    ^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `bitscan_magic` should have an upper case name
[INFO] [stdout]  --> src/bitscan.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const bitscan_magic: u64 = 0x7edd5e59a4e28c2;
[INFO] [stdout]   |       ^^^^^^^^^^^^^ help: convert the identifier to upper case: `BITSCAN_MAGIC`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `bitscan_db` should have an upper case name
[INFO] [stdout]  --> src/bitscan.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const bitscan_db: [u64; 64] = [
[INFO] [stdout]   |       ^^^^^^^^^^ help: convert the identifier to upper case: `BITSCAN_DB`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `rook` should have an upper case name
[INFO] [stdout]   --> src/occupancy_masks.rs:67:7
[INFO] [stdout]    |
[INFO] [stdout] 67 | const rook: [u64; 64] = [
[INFO] [stdout]    |       ^^^^ help: convert the identifier to upper case: `ROOK`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `bishop` should have an upper case name
[INFO] [stdout]    --> src/occupancy_masks.rs:134:7
[INFO] [stdout]     |
[INFO] [stdout] 134 | const bishop: [u64; 64] = [
[INFO] [stdout]     |       ^^^^^^ help: convert the identifier to upper case: `BISHOP`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "7df26335d2fdb99111c4848fb7a5f6d306c6b84ae8d450ecf76f63ab15ae83e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7df26335d2fdb99111c4848fb7a5f6d306c6b84ae8d450ecf76f63ab15ae83e6", kill_on_drop: false }`
[INFO] [stdout] 7df26335d2fdb99111c4848fb7a5f6d306c6b84ae8d450ecf76f63ab15ae83e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 807816b49b1c4146aaf69a8184b922ed05b23c7cb2d06566d759a8ad4b79db72
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "807816b49b1c4146aaf69a8184b922ed05b23c7cb2d06566d759a8ad4b79db72", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stdout] running 1 test
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stdout] test bitscan::bitscan_test ... ok
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 4 | use std::fmt;
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stdout] 
[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: `...` range patterns are deprecated
[INFO] [stderr]    --> src/board.rs:186:20
[INFO] [stderr]     |
[INFO] [stderr] 186 |                 '0'...'8' => {
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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
[INFO] [stderr]  --> src/bitscan.rs:3:7
[INFO] [stderr]   |
[INFO] [stderr] 3 | const bitscan_magic: u64 = 0x7edd5e59a4e28c2;
[INFO] [stderr]   |       ^^^^^^^^^^^^^ help: convert the identifier to upper case: `BITSCAN_MAGIC`
[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
[INFO] [stderr]  --> src/bitscan.rs:4:7
[INFO] [stderr]   |
[INFO] [stderr] 4 | const bitscan_db: [u64; 64] = [
[INFO] [stderr]   |       ^^^^^^^^^^ help: convert the identifier to upper case: `BITSCAN_DB`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `rook` should have an upper case name
[INFO] [stderr]   --> src/occupancy_masks.rs:67:7
[INFO] [stderr]    |
[INFO] [stderr] 67 | const rook: [u64; 64] = [
[INFO] [stderr]    |       ^^^^ help: convert the identifier to upper case: `ROOK`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `bishop` should have an upper case name
[INFO] [stderr]    --> src/occupancy_masks.rs:134:7
[INFO] [stderr]     |
[INFO] [stderr] 134 | const bishop: [u64; 64] = [
[INFO] [stderr]     |       ^^^^^^ help: convert the identifier to upper case: `BISHOP`
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chess-412c4ead538d49d2)
[INFO] running `Command { std: "docker" "inspect" "807816b49b1c4146aaf69a8184b922ed05b23c7cb2d06566d759a8ad4b79db72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "807816b49b1c4146aaf69a8184b922ed05b23c7cb2d06566d759a8ad4b79db72", kill_on_drop: false }`
[INFO] [stdout] 807816b49b1c4146aaf69a8184b922ed05b23c7cb2d06566d759a8ad4b79db72