[INFO] cloning repository https://github.com/funnsam/chessbot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/funnsam/chessbot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffunnsam%2Fchessbot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffunnsam%2Fchessbot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb5e3a2fc2058ebf39189d9f90cf00ea3fb868cd
[INFO] checking funnsam/chessbot against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffunnsam%2Fchessbot" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/funnsam/chessbot on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/funnsam/chessbot
[INFO] finished tweaking git repo https://github.com/funnsam/chessbot
[INFO] tweaked toml for git repo https://github.com/funnsam/chessbot written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/funnsam/chessbot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.91
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[INFO] [stderr]   Downloaded chess v3.2.0
[INFO] [stderr]   Downloaded json v0.12.4
[INFO] [stderr]   Downloaded http v0.2.11
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[INFO] [stderr]   Downloaded syn v2.0.50
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[INFO] [stderr]   Downloaded cc v1.0.86
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8b6d29a9b5e0bb95bbb8ee8936420ba9458fad202160cf4196e3e9f44027808
[INFO] running `Command { std: "docker" "start" "-a" "d8b6d29a9b5e0bb95bbb8ee8936420ba9458fad202160cf4196e3e9f44027808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8b6d29a9b5e0bb95bbb8ee8936420ba9458fad202160cf4196e3e9f44027808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8b6d29a9b5e0bb95bbb8ee8936420ba9458fad202160cf4196e3e9f44027808", kill_on_drop: false }`
[INFO] [stdout] d8b6d29a9b5e0bb95bbb8ee8936420ba9458fad202160cf4196e3e9f44027808
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55b1f48c9a4e9a5977217582d0da433a266a787e6e6e45acee7cc93d4c4ee7b8
[INFO] running `Command { std: "docker" "start" "-a" "55b1f48c9a4e9a5977217582d0da433a266a787e6e6e45acee7cc93d4c4ee7b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.86
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling syn v2.0.50
[INFO] [stderr]     Checking mio v0.8.10
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[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling memchr v2.7.1
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[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling openssl-sys v0.9.101
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]     Checking indexmap v2.2.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking tinyvec v1.6.0
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[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking openssl-probe v0.1.5
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[INFO] [stderr]    Compiling rayon-core v1.12.1
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[INFO] [stderr]     Checking rustls-pemfile v1.0.4
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[INFO] [stderr]     Checking arrayvec v0.5.2
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[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling futures-macro v0.3.30
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[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]    Compiling chess v3.2.0
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
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[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.24
[INFO] [stderr]     Checking chessbot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `error`
[INFO] [stdout]   --> src/log.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 | macro_rules! error {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `error`
[INFO] [stdout]   --> src/log.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 | macro_rules! error {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `status` is never read
[INFO] [stdout]   --> src/bot/mod.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     FullGameState {
[INFO] [stdout]    |     ------------- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 31 |         status: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `status` is never read
[INFO] [stdout]   --> src/bot/mod.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     NextGameState {
[INFO] [stdout]    |     ------------- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 37 |         status: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `OpponentGone` and `OpponentBack` are never constructed
[INFO] [stdout]   --> src/bot/mod.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub enum GameEvent {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 39 |     OpponentGone,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 40 |     OpponentBack,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GameEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `enable_pair` is never read
[INFO] [stdout]   --> src/lichess.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct LichessClient {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub enable_pair: AtomicBool,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ServerCommand` is never used
[INFO] [stdout]    --> src/lichess.rs:316:10
[INFO] [stdout]     |
[INFO] [stdout] 316 | pub enum ServerCommand {
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `status` is never read
[INFO] [stdout]   --> src/bot/mod.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     FullGameState {
[INFO] [stdout]    |     ------------- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 31 |         status: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `status` is never read
[INFO] [stdout]   --> src/bot/mod.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     NextGameState {
[INFO] [stdout]    |     ------------- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 37 |         status: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `OpponentGone` and `OpponentBack` are never constructed
[INFO] [stdout]   --> src/bot/mod.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub enum GameEvent {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 39 |     OpponentGone,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 40 |     OpponentBack,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GameEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `enable_pair` is never read
[INFO] [stdout]   --> src/lichess.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct LichessClient {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub enable_pair: AtomicBool,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ServerCommand` is never used
[INFO] [stdout]    --> src/lichess.rs:316:10
[INFO] [stdout]     |
[INFO] [stdout] 316 | pub enum ServerCommand {
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.51s
[INFO] running `Command { std: "docker" "inspect" "55b1f48c9a4e9a5977217582d0da433a266a787e6e6e45acee7cc93d4c4ee7b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55b1f48c9a4e9a5977217582d0da433a266a787e6e6e45acee7cc93d4c4ee7b8", kill_on_drop: false }`
[INFO] [stdout] 55b1f48c9a4e9a5977217582d0da433a266a787e6e6e45acee7cc93d4c4ee7b8