[INFO] cloning repository https://github.com/pseguin2011/card_game_engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pseguin2011/card_game_engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpseguin2011%2Fcard_game_engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpseguin2011%2Fcard_game_engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9e7064d05137f7ce3f32f739c66cf55535c0cf5
[INFO] checking pseguin2011/card_game_engine against try#e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b for pr-144896
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpseguin2011%2Fcard_game_engine" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pseguin2011/card_game_engine
[INFO] finished tweaking git repo https://github.com/pseguin2011/card_game_engine
[INFO] tweaked toml for git repo https://github.com/pseguin2011/card_game_engine written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pseguin2011/card_game_engine on toolchain e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pseguin2011/card_game_engine 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" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e95d62c529d600fa99cb4fbae0adf1087684d60787f26063443444793cc150b
[INFO] running `Command { std: "docker" "start" "-a" "1e95d62c529d600fa99cb4fbae0adf1087684d60787f26063443444793cc150b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e95d62c529d600fa99cb4fbae0adf1087684d60787f26063443444793cc150b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e95d62c529d600fa99cb4fbae0adf1087684d60787f26063443444793cc150b", kill_on_drop: false }`
[INFO] [stdout] 1e95d62c529d600fa99cb4fbae0adf1087684d60787f26063443444793cc150b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2273b2349fbf087a8b55d4239161f043b4935fe202d00b3091f9a697e5909cb5
[INFO] running `Command { std: "docker" "start" "-a" "2273b2349fbf087a8b55d4239161f043b4935fe202d00b3091f9a697e5909cb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking card_game_engine v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `PartnerPoints` is never used
[INFO] [stdout]  --> src/engine/state/team.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub trait PartnerPoints {
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `PartnerDiscardPile` is never used
[INFO] [stdout]   --> src/engine/state/team.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait PartnerDiscardPile {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `PartnerSharedHand` is never used
[INFO] [stdout]   --> src/engine/state/team.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub trait PartnerSharedHand {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `partner_points` is never read
[INFO] [stdout]   --> src/engine/state/team.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Team<'a> {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |     partner_points: HashMap<CardValue, Vec<Card>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Team` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `PartnerPoints` is never used
[INFO] [stdout]  --> src/engine/state/team.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub trait PartnerPoints {
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `PartnerDiscardPile` is never used
[INFO] [stdout]   --> src/engine/state/team.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait PartnerDiscardPile {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `PartnerSharedHand` is never used
[INFO] [stdout]   --> src/engine/state/team.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub trait PartnerSharedHand {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `partner_points` is never read
[INFO] [stdout]   --> src/engine/state/team.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Team<'a> {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |     partner_points: HashMap<CardValue, Vec<Card>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Team` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "2273b2349fbf087a8b55d4239161f043b4935fe202d00b3091f9a697e5909cb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2273b2349fbf087a8b55d4239161f043b4935fe202d00b3091f9a697e5909cb5", kill_on_drop: false }`
[INFO] [stdout] 2273b2349fbf087a8b55d4239161f043b4935fe202d00b3091f9a697e5909cb5