[INFO] cloning repository https://github.com/collivie/rusty_mahjong
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/collivie/rusty_mahjong" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcollivie%2Frusty_mahjong", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcollivie%2Frusty_mahjong'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9447a85cd35634123bf9250d371ae1a2bd378966
[INFO] checking collivie/rusty_mahjong against master#507271bc119683008ec719ecee48814e8ac86c65 for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcollivie%2Frusty_mahjong" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/collivie/rusty_mahjong
[INFO] finished tweaking git repo https://github.com/collivie/rusty_mahjong
[INFO] tweaked toml for git repo https://github.com/collivie/rusty_mahjong written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/collivie/rusty_mahjong on toolchain 507271bc119683008ec719ecee48814e8ac86c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/collivie/rusty_mahjong 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" "+507271bc119683008ec719ecee48814e8ac86c65" "fetch" "--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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb05b6c79b4b9c92021bf7291016da78aa3a415ad2c04c406efe3d8053aec17d
[INFO] running `Command { std: "docker" "start" "-a" "eb05b6c79b4b9c92021bf7291016da78aa3a415ad2c04c406efe3d8053aec17d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb05b6c79b4b9c92021bf7291016da78aa3a415ad2c04c406efe3d8053aec17d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb05b6c79b4b9c92021bf7291016da78aa3a415ad2c04c406efe3d8053aec17d", kill_on_drop: false }`
[INFO] [stdout] eb05b6c79b4b9c92021bf7291016da78aa3a415ad2c04c406efe3d8053aec17d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60059f3d63625577b23c12de6ef81bb2c7a2db68eea6abbc9a4b74edabbd25a9
[INFO] running `Command { std: "docker" "start" "-a" "60059f3d63625577b23c12de6ef81bb2c7a2db68eea6abbc9a4b74edabbd25a9", kill_on_drop: false }`
[INFO] [stderr]     Checking rusty_mahjong v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `completing_tile` and `source` are never read
[INFO] [stdout]   --> src/hand/meld.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Meld {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout]  9 |     group : Group,
[INFO] [stdout] 10 |     completing_tile : Tile, // The tile that comes from another player's discord 
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     source : Wind, // The player that discarded the completing tile
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Meld` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ExtractionFunction` is never used
[INFO] [stdout]   --> src/hand/hand_arrangement.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | type ExtractionFunction = fn(&HandArrangement, tiles : &Vec<Tile>) -> Option<(HandArrangement, Vec<Tile>)>;
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/hand/hand_arrangement.rs:34:8
[INFO] [stdout]     |
[INFO] [stdout]  14 | impl HandArrangement {
[INFO] [stdout]     | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  34 |     fn consume(&self, hidden_tiles : &Vec<Tile>) -> Vec<HandArrangement> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  59 |     fn extract(
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  70 |     fn extract_pon(&self, hidden_tiles : &Vec<Tile>) -> Option<(HandArrangement, Vec<Tile>)> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |     fn extract_pair(&self, hidden_tiles : &Vec<Tile>) -> Option<(HandArrangement, Vec<Tile>)> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 |     fn extract_chii(&self, hidden_tiles : &Vec<Tile>) -> Option<(HandArrangement, Vec<Tile>)> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 187 |     fn extract_pon_wait(&self, hidden_tiles : &Vec<Tile>) -> Option<(HandArrangement, Vec<Tile>)> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 |     fn extract_pair_wait(&self, hidden_tiles : &Vec<Tile>) -> Option<(HandArrangement, Vec<Tile>)> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 234 |     fn extract_chii_side_wait(&self, hidden_tiles : &Vec<Tile>) -> Option<(HandArrangement, Vec<Tile>)> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 276 |     fn extract_chii_middle_wait(&self, hidden_tiles : &Vec<Tile>) -> Option<(HandArrangement, Vec<Tile>)> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `completing_tile` and `source` are never read
[INFO] [stdout]   --> src/hand/meld.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Meld {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout]  9 |     group : Group,
[INFO] [stdout] 10 |     completing_tile : Tile, // The tile that comes from another player's discord 
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     source : Wind, // The player that discarded the completing tile
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Meld` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "60059f3d63625577b23c12de6ef81bb2c7a2db68eea6abbc9a4b74edabbd25a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60059f3d63625577b23c12de6ef81bb2c7a2db68eea6abbc9a4b74edabbd25a9", kill_on_drop: false }`
[INFO] [stdout] 60059f3d63625577b23c12de6ef81bb2c7a2db68eea6abbc9a4b74edabbd25a9
