[INFO] cloning repository https://github.com/AbeliaNymph/Mud
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AbeliaNymph/Mud" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbeliaNymph%2FMud", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbeliaNymph%2FMud'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c5c2e9b294713d025582a45c15a257bb21712ce
[INFO] checking AbeliaNymph/Mud against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbeliaNymph%2FMud" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AbeliaNymph/Mud on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AbeliaNymph/Mud
[INFO] finished tweaking git repo https://github.com/AbeliaNymph/Mud
[INFO] tweaked toml for git repo https://github.com/AbeliaNymph/Mud written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/AbeliaNymph/Mud already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c8db29f8c63d2c891f98a0b61c2cd5c58a13e694627896a43d898fb4de93c08f
[INFO] running `Command { std: "docker" "start" "-a" "c8db29f8c63d2c891f98a0b61c2cd5c58a13e694627896a43d898fb4de93c08f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8db29f8c63d2c891f98a0b61c2cd5c58a13e694627896a43d898fb4de93c08f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8db29f8c63d2c891f98a0b61c2cd5c58a13e694627896a43d898fb4de93c08f", kill_on_drop: false }`
[INFO] [stdout] c8db29f8c63d2c891f98a0b61c2cd5c58a13e694627896a43d898fb4de93c08f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08f5184d266be0fb775b5e4e19c738316af5773cebf620789ad9e9df4ac29ed4
[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" "08f5184d266be0fb775b5e4e19c738316af5773cebf620789ad9e9df4ac29ed4", kill_on_drop: false }`
[INFO] [stderr]     Checking mud v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `default`
[INFO] [stdout]   --> src/model/gender.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn default() -> Gender {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `default`
[INFO] [stdout]   --> src/model/gender.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn default() -> Gender {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "08f5184d266be0fb775b5e4e19c738316af5773cebf620789ad9e9df4ac29ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f5184d266be0fb775b5e4e19c738316af5773cebf620789ad9e9df4ac29ed4", kill_on_drop: false }`
[INFO] [stdout] 08f5184d266be0fb775b5e4e19c738316af5773cebf620789ad9e9df4ac29ed4