[INFO] cloning repository https://github.com/BudiNverse/cabo.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BudiNverse/cabo.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBudiNverse%2Fcabo.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBudiNverse%2Fcabo.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e364a118c90a40f7020c1aff70749a37d9908181
[INFO] checking BudiNverse/cabo.rs against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBudiNverse%2Fcabo.rs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BudiNverse/cabo.rs on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BudiNverse/cabo.rs
[INFO] finished tweaking git repo https://github.com/BudiNverse/cabo.rs
[INFO] tweaked toml for git repo https://github.com/BudiNverse/cabo.rs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/BudiNverse/cabo.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_os v0.1.2
[INFO] [stderr]   Downloaded serde_json v1.0.38
[INFO] [stderr]   Downloaded serde v1.0.87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fc9e8f4dfc9501efb78df4362db203ecc67341e768b81e4edd00683ea89b8cd
[INFO] running `Command { std: "docker" "start" "-a" "5fc9e8f4dfc9501efb78df4362db203ecc67341e768b81e4edd00683ea89b8cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fc9e8f4dfc9501efb78df4362db203ecc67341e768b81e4edd00683ea89b8cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fc9e8f4dfc9501efb78df4362db203ecc67341e768b81e4edd00683ea89b8cd", kill_on_drop: false }`
[INFO] [stdout] 5fc9e8f4dfc9501efb78df4362db203ecc67341e768b81e4edd00683ea89b8cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51b36f76e4dd043ff99ed9bd39de727b98bad9f57af51ee4e30c4c6cf5c8c48c
[INFO] running `Command { std: "docker" "start" "-a" "51b36f76e4dd043ff99ed9bd39de727b98bad9f57af51ee4e30c4c6cf5c8c48c", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling serde v1.0.87
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]     Checking cabo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `num_derive`
[INFO] [stdout]  --> src/models/card.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_derive;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deck`
[INFO] [stdout]  --> src/main.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::models::game::{Deck, Game};
[INFO] [stdout]   |                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_derive`
[INFO] [stdout]  --> src/models/card.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_derive;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deck`
[INFO] [stdout]  --> src/main.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::models::game::{Deck, Game};
[INFO] [stdout]   |                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]  --> src/models/game.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{thread_rng, Rng};
[INFO] [stdout]   |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/main.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |         Ok(r) => (),
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]  --> src/models/game.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{thread_rng, Rng};
[INFO] [stdout]   |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/main.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |         Ok(r) => (),
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/models/card.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(value: Value, suit: Suit) -> CardValue {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/models/card.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn new(value: Option<CardValue>, position: CardPosition) -> Card {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ended`
[INFO] [stdout]   --> src/models/game.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Ended,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_ended`
[INFO] [stdout]   --> src/models/game.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn has_ended() {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Init`
[INFO] [stdout]  --> src/models/message.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     Init {},
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SelfDraw`
[INFO] [stdout]  --> src/models/message.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     SelfDraw,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SelfPeek`
[INFO] [stdout]  --> src/models/message.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     SelfPeek,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Place`
[INFO] [stdout]  --> src/models/message.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Place,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Swap`
[INFO] [stdout]  --> src/models/message.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Swap,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Kill`
[INFO] [stdout]  --> src/models/message.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Kill,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OtherDraw`
[INFO] [stdout]  --> src/models/message.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     OtherDraw,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OtherPeek`
[INFO] [stdout]   --> src/models/message.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     OtherPeek,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Turn`
[INFO] [stdout]   --> src/models/message.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Turn,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `End`
[INFO] [stdout]   --> src/models/message.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     End,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/models/card.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(value: Value, suit: Suit) -> CardValue {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/models/card.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn new(value: Option<CardValue>, position: CardPosition) -> Card {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ended`
[INFO] [stdout]   --> src/models/game.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Ended,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_ended`
[INFO] [stdout]   --> src/models/game.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn has_ended() {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Init`
[INFO] [stdout]  --> src/models/message.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     Init {},
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SelfDraw`
[INFO] [stdout]  --> src/models/message.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     SelfDraw,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SelfPeek`
[INFO] [stdout]  --> src/models/message.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     SelfPeek,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Place`
[INFO] [stdout]  --> src/models/message.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Place,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Swap`
[INFO] [stdout]  --> src/models/message.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Swap,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Kill`
[INFO] [stdout]  --> src/models/message.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Kill,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OtherDraw`
[INFO] [stdout]  --> src/models/message.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     OtherDraw,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OtherPeek`
[INFO] [stdout]   --> src/models/message.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     OtherPeek,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Turn`
[INFO] [stdout]   --> src/models/message.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Turn,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `End`
[INFO] [stdout]   --> src/models/message.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     End,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/models/card.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         fmt.write_str(format!("{:?} {:?}", self.value, self.suit).as_str());
[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 `Result` that must be used
[INFO] [stdout]   --> src/models/card.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         fmt.write_str(format!("{:?} {:?}", self.value, self.suit).as_str());
[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: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.11s
[INFO] running `Command { std: "docker" "inspect" "51b36f76e4dd043ff99ed9bd39de727b98bad9f57af51ee4e30c4c6cf5c8c48c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51b36f76e4dd043ff99ed9bd39de727b98bad9f57af51ee4e30c4c6cf5c8c48c", kill_on_drop: false }`
[INFO] [stdout] 51b36f76e4dd043ff99ed9bd39de727b98bad9f57af51ee4e30c4c6cf5c8c48c