[INFO] cloning repository https://github.com/eddiemcnally/dolphin
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eddiemcnally/dolphin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feddiemcnally%2Fdolphin"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feddiemcnally%2Fdolphin'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3cd5bd745e89dadeb090fc5ea77b272e6880e22c
[INFO] checking eddiemcnally/dolphin against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feddiemcnally%2Fdolphin" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eddiemcnally/dolphin on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "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-2/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" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "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] c66abcc862b5bae24928472c73efb673e430e53b275ab077dadbd0460fb68f3b
[INFO] running `"docker" "start" "-a" "c66abcc862b5bae24928472c73efb673e430e53b275ab077dadbd0460fb68f3b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking core_affinity v0.5.10
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking num-format v0.4.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num-rational v0.2.4
[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/engine/castle_permissions.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |     WhiteKing = (0b0000_0001 | Offset::WhiteKing as u8),
[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/engine/castle_permissions.rs:20:18
[INFO] [stderr]    |
[INFO] [stderr] 20 |     WhiteQueen = (0b0000_0010 | Offset::WhiteQueen as u8),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> src/engine/castle_permissions.rs:21:17
[INFO] [stderr]    |
[INFO] [stderr] 21 |     BlackKing = (0b0000_0100 | Offset::BlackKing as u8),
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> src/engine/castle_permissions.rs:22:18
[INFO] [stderr]    |
[INFO] [stderr] 22 |     BlackQueen = (0b0000_1000 | Offset::BlackQueen as u8),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> src/engine/castle_permissions.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |     WhiteKing = (0b0000_0001 | Offset::WhiteKing as u8),
[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/engine/castle_permissions.rs:20:18
[INFO] [stderr]    |
[INFO] [stderr] 20 |     WhiteQueen = (0b0000_0010 | Offset::WhiteQueen as u8),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> src/engine/castle_permissions.rs:21:17
[INFO] [stderr]    |
[INFO] [stderr] 21 |     BlackKing = (0b0000_0100 | Offset::BlackKing as u8),
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> src/engine/castle_permissions.rs:22:18
[INFO] [stderr]    |
[INFO] [stderr] 22 |     BlackQueen = (0b0000_1000 | Offset::BlackQueen as u8),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.27s
[INFO] running `"docker" "inspect" "c66abcc862b5bae24928472c73efb673e430e53b275ab077dadbd0460fb68f3b"`
[INFO] running `"docker" "rm" "-f" "c66abcc862b5bae24928472c73efb673e430e53b275ab077dadbd0460fb68f3b"`
[INFO] [stdout] c66abcc862b5bae24928472c73efb673e430e53b275ab077dadbd0460fb68f3b