[INFO] cloning repository https://github.com/yungselm/game_of_war
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yungselm/game_of_war" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyungselm%2Fgame_of_war", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyungselm%2Fgame_of_war'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 36964e3cde4ce3874fe25fa105d7fc8164bf4c5a
[INFO] checking yungselm/game_of_war against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyungselm%2Fgame_of_war" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yungselm/game_of_war
[INFO] finished tweaking git repo https://github.com/yungselm/game_of_war
[INFO] tweaked toml for git repo https://github.com/yungselm/game_of_war written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yungselm/game_of_war on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yungselm/game_of_war 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9f4791d6703383314f69496476e7b703f3dfedc8019b2b66a440b0c3e1d5425
[INFO] running `Command { std: "docker" "start" "-a" "a9f4791d6703383314f69496476e7b703f3dfedc8019b2b66a440b0c3e1d5425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9f4791d6703383314f69496476e7b703f3dfedc8019b2b66a440b0c3e1d5425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9f4791d6703383314f69496476e7b703f3dfedc8019b2b66a440b0c3e1d5425", kill_on_drop: false }`
[INFO] [stdout] a9f4791d6703383314f69496476e7b703f3dfedc8019b2b66a440b0c3e1d5425
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b72f0c7bfb3ca650cd01fca49e8cea1a891df1ece59a81869d777c65c2618e8a
[INFO] running `Command { std: "docker" "start" "-a" "b72f0c7bfb3ca650cd01fca49e8cea1a891df1ece59a81869d777c65c2618e8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling indoc v2.0.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]     Checking unindent v0.2.3
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling pyo3-build-config v0.23.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling pyo3-ffi v0.23.3
[INFO] [stderr]    Compiling pyo3-macros-backend v0.23.3
[INFO] [stderr]    Compiling pyo3 v0.23.3
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling pyo3-macros v0.23.3
[INFO] [stderr]     Checking game_of_war v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Option<cards::Card>, Infallible>
[INFO] [stdout]   --> src/deck.rs:35:31
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn draw(&mut self) -> Option<Card> {
[INFO] [stdout]    |                               ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/deck.rs:40:26
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<cards::Card>, Infallible>
[INFO] [stdout]   --> src/deck.rs:50:31
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn get_deck(&self) -> Vec<Card> {
[INFO] [stdout]    |                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<cards::Card>, Infallible>
[INFO] [stdout]   --> src/player.rs:39:50
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn play_card(&mut self, face_up:bool) -> Option<Card> {
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&str, Infallible>
[INFO] [stdout]   --> src/player.rs:69:38
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn get_player_name(&self) -> &str {
[INFO] [stdout]    |                                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<cards::Card>, Infallible>
[INFO] [stdout]   --> src/player.rs:73:38
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn get_player_deck(&self) -> Vec<Card> {
[INFO] [stdout]    |                                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<cards::Card>, Infallible>
[INFO] [stdout]   --> src/player.rs:77:43
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn get_last_played_card(&self) -> Option<Card> {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Outcome, Infallible>
[INFO] [stdout]   --> src/game.rs:49:37
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn play_round(&mut self) -> Outcome {
[INFO] [stdout]    |                                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Outcome, Infallible>
[INFO] [stdout]   --> src/game.rs:91:43
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn evaluate_outcome(&mut self) -> Outcome {
[INFO] [stdout]    |                                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Outcome, Infallible>
[INFO] [stdout]    --> src/game.rs:112:33
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn handle_war(&mut self) -> Outcome {
[INFO] [stdout]     |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<(Option<cards::Card>, Option<cards::Card>), Infallible>
[INFO] [stdout]    --> src/game.rs:195:44
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub fn get_last_played_cards(&self) -> (Option<Card>, Option<Card>) {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `game_of_war` (lib) due to 11 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<Option<cards::Card>, Infallible>
[INFO] [stdout]   --> src/deck.rs:35:31
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn draw(&mut self) -> Option<Card> {
[INFO] [stdout]    |                               ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/deck.rs:40:26
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<cards::Card>, Infallible>
[INFO] [stdout]   --> src/deck.rs:50:31
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn get_deck(&self) -> Vec<Card> {
[INFO] [stdout]    |                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<cards::Card>, Infallible>
[INFO] [stdout]   --> src/player.rs:39:50
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn play_card(&mut self, face_up:bool) -> Option<Card> {
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&str, Infallible>
[INFO] [stdout]   --> src/player.rs:69:38
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn get_player_name(&self) -> &str {
[INFO] [stdout]    |                                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<cards::Card>, Infallible>
[INFO] [stdout]   --> src/player.rs:73:38
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn get_player_deck(&self) -> Vec<Card> {
[INFO] [stdout]    |                                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<cards::Card>, Infallible>
[INFO] [stdout]   --> src/player.rs:77:43
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn get_last_played_card(&self) -> Option<Card> {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<game::Outcome, Infallible>
[INFO] [stdout]   --> src/game.rs:49:37
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn play_round(&mut self) -> Outcome {
[INFO] [stdout]    |                                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<game::Outcome, Infallible>
[INFO] [stdout]   --> src/game.rs:91:43
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn evaluate_outcome(&mut self) -> Outcome {
[INFO] [stdout]    |                                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<game::Outcome, Infallible>
[INFO] [stdout]    --> src/game.rs:112:33
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn handle_war(&mut self) -> Outcome {
[INFO] [stdout]     |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<(Option<cards::Card>, Option<cards::Card>), Infallible>
[INFO] [stdout]    --> src/game.rs:195:44
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub fn get_last_played_cards(&self) -> (Option<Card>, Option<Card>) {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `game_of_war` (lib test) due to 11 previous errors
[INFO] running `Command { std: "docker" "inspect" "b72f0c7bfb3ca650cd01fca49e8cea1a891df1ece59a81869d777c65c2618e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b72f0c7bfb3ca650cd01fca49e8cea1a891df1ece59a81869d777c65c2618e8a", kill_on_drop: false }`
[INFO] [stdout] b72f0c7bfb3ca650cd01fca49e8cea1a891df1ece59a81869d777c65c2618e8a
