[INFO] updating cached repository https://github.com/roSievers/kabo
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 82fc3a79ff7124989ec53c09ba02097283bc90bd
[INFO] checking roSievers/kabo against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FroSievers%2Fkabo" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/roSievers/kabo on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/roSievers/kabo
[INFO] finished tweaking git repo https://github.com/roSievers/kabo
[INFO] tweaked toml for git repo https://github.com/roSievers/kabo written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/roSievers/kabo already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ac92f41859cb74f0659c045134f653fc152fe80e88cda850fe01798527f0d82f
[INFO] running `"docker" "start" "-a" "ac92f41859cb74f0659c045134f653fc152fe80e88cda850fe01798527f0d82f"`
[INFO] [stderr]     Checking kabo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `player_index`
[INFO] [stderr]    --> src/game.rs:260:37
[INFO] [stderr]     |
[INFO] [stderr] 260 |     pub fn multi_replace(&mut self, player_index: u8, card_indices: Vec<u8>) -> Status {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_player_index`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `player_index`
[INFO] [stderr]    --> src/game.rs:266:28
[INFO] [stderr]     |
[INFO] [stderr] 266 |     pub fn peek(&mut self, player_index: u8, card_index: u8) -> Status {
[INFO] [stderr]     |                            ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_player_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `card_index`
[INFO] [stderr]    --> src/game.rs:266:46
[INFO] [stderr]     |
[INFO] [stderr] 266 |     pub fn peek(&mut self, player_index: u8, card_index: u8) -> Status {
[INFO] [stderr]     |                                              ^^^^^^^^^^ help: consider prefixing with an underscore: `_card_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `player_index`
[INFO] [stderr]    --> src/game.rs:260:37
[INFO] [stderr]     |
[INFO] [stderr] 260 |     pub fn multi_replace(&mut self, player_index: u8, card_indices: Vec<u8>) -> Status {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_player_index`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `player_index`
[INFO] [stderr]    --> src/game.rs:266:28
[INFO] [stderr]     |
[INFO] [stderr] 266 |     pub fn peek(&mut self, player_index: u8, card_index: u8) -> Status {
[INFO] [stderr]     |                            ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_player_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `card_index`
[INFO] [stderr]    --> src/game.rs:266:46
[INFO] [stderr]     |
[INFO] [stderr] 266 |     pub fn peek(&mut self, player_index: u8, card_index: u8) -> Status {
[INFO] [stderr]     |                                              ^^^^^^^^^^ help: consider prefixing with an underscore: `_card_index`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Seen`
[INFO] [stderr]    --> src/game.rs:171:5
[INFO] [stderr]     |
[INFO] [stderr] 171 | /     Seen {
[INFO] [stderr] 172 | |         player_index: u8,
[INFO] [stderr] 173 | |         card_index: u8,
[INFO] [stderr] 174 | |         card: Card,
[INFO] [stderr] 175 | |     },
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Seen`
[INFO] [stderr]    --> src/game.rs:171:5
[INFO] [stderr]     |
[INFO] [stderr] 171 | /     Seen {
[INFO] [stderr] 172 | |         player_index: u8,
[INFO] [stderr] 173 | |         card_index: u8,
[INFO] [stderr] 174 | |         card: Card,
[INFO] [stderr] 175 | |     },
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `"docker" "inspect" "ac92f41859cb74f0659c045134f653fc152fe80e88cda850fe01798527f0d82f"`
[INFO] running `"docker" "rm" "-f" "ac92f41859cb74f0659c045134f653fc152fe80e88cda850fe01798527f0d82f"`
[INFO] [stdout] ac92f41859cb74f0659c045134f653fc152fe80e88cda850fe01798527f0d82f