[INFO] cloning repository https://github.com/TartanLlama/lines-of-action
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TartanLlama/lines-of-action" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTartanLlama%2Flines-of-action", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTartanLlama%2Flines-of-action'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4d757dd5a5f6b2ab72074cfd64eaaa64318ce220
[INFO] documenting TartanLlama/lines-of-action against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTartanLlama%2Flines-of-action" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TartanLlama/lines-of-action on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TartanLlama/lines-of-action
[INFO] finished tweaking git repo https://github.com/TartanLlama/lines-of-action
[INFO] tweaked toml for git repo https://github.com/TartanLlama/lines-of-action written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/TartanLlama/lines-of-action already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "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-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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfabeb44490efc566770861ad537adf1e098db4b6e63531a4f74597aa0a4f245
[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" "dfabeb44490efc566770861ad537adf1e098db4b6e63531a4f74597aa0a4f245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfabeb44490efc566770861ad537adf1e098db4b6e63531a4f74597aa0a4f245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfabeb44490efc566770861ad537adf1e098db4b6e63531a4f74597aa0a4f245", kill_on_drop: false }`
[INFO] [stdout] dfabeb44490efc566770861ad537adf1e098db4b6e63531a4f74597aa0a4f245
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc544926c793c9a244ddc07ae5fa6a9c04ff8550bc0179dde09637041b9501f2
[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" "bc544926c793c9a244ddc07ae5fa6a9c04ff8550bc0179dde09637041b9501f2", kill_on_drop: false }`
[INFO] [stderr]     Checking sfml v0.9.3
[INFO] [stderr]     Checking lines-of-action v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting lines-of-action v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Display`, `Error`, `Formatter`
[INFO] [stdout]  --> src/board.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::{Formatter,Error,Display};
[INFO] [stdout]   |                ^^^^^^^^^ ^^^^^ ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SocketAddr`
[INFO] [stdout]   --> src/server.rs:44:40
[INFO] [stdout]    |
[INFO] [stdout] 44 | use std::net::{TcpListener, TcpStream, SocketAddr};
[INFO] [stdout]    |                                        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Captures`
[INFO] [stdout]   --> src/server.rs:47:25
[INFO] [stdout]    |
[INFO] [stdout] 47 | use self::regex::{Regex,Captures};
[INFO] [stdout]    |                         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Captures`
[INFO] [stdout]  --> src/api.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use self::regex::{Regex,Captures};
[INFO] [stdout]   |                         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SocketAddr`
[INFO] [stdout]  --> src/api.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::net::{TcpStream, SocketAddr, ToSocketAddrs};
[INFO] [stdout]   |                           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `handle`
[INFO] [stdout]    --> src/server.rs:180:5
[INFO] [stdout]     |
[INFO] [stdout] 180 |     handle: thread::JoinHandle<()>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/server.rs:82:15
[INFO] [stdout]    |
[INFO] [stdout] 82 |             { stream.write(b"Move successful;\n"); },
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/server.rs:84:15
[INFO] [stdout]    |
[INFO] [stdout] 84 |             { stream.write(b"You can't move air, ya numpty;\n"); },
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/server.rs:86:15
[INFO] [stdout]    |
[INFO] [stdout] 86 |             { stream.write(b"Stick to your own pieces!;\n"); },
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/server.rs:101:15
[INFO] [stdout]     |
[INFO] [stdout] 101 |             { stream.write(format!("Oh, hai {}!;\n",name).as_bytes()); },
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/server.rs:103:15
[INFO] [stdout]     |
[INFO] [stdout] 103 |             { stream.write(b"You've already registered, you asshat;\n"); },
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/server.rs:105:15
[INFO] [stdout]     |
[INFO] [stdout] 105 |             { stream.write(b"The game is full, get tae;\n"); },
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/server.rs:146:15
[INFO] [stdout]     |
[INFO] [stdout] 146 |             { stream.write(format!("You are {:?} and {} wants to batter you;\n",col,opponent).as_bytes()); },
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/server.rs:148:15
[INFO] [stdout]     |
[INFO] [stdout] 148 |             { stream.write(b"Who even are you?;\n"); },
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/server.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |         stream.write(b"You wot m8?;\n");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/api.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         stream.read(&mut c);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/api.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |             stream.read(&mut c);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/api.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         stream.read(&mut c);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.89s
[INFO] running `Command { std: "docker" "inspect" "bc544926c793c9a244ddc07ae5fa6a9c04ff8550bc0179dde09637041b9501f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc544926c793c9a244ddc07ae5fa6a9c04ff8550bc0179dde09637041b9501f2", kill_on_drop: false }`
[INFO] [stdout] bc544926c793c9a244ddc07ae5fa6a9c04ff8550bc0179dde09637041b9501f2