[INFO] cloning repository https://github.com/akaihola/mmoinsweeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akaihola/mmoinsweeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakaihola%2Fmmoinsweeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakaihola%2Fmmoinsweeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8526a63b08a1313a2ea1ce5bdbba95dcfae24bbf
[INFO] checking akaihola/mmoinsweeper 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%2Fakaihola%2Fmmoinsweeper" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/akaihola/mmoinsweeper
[INFO] finished tweaking git repo https://github.com/akaihola/mmoinsweeper
[INFO] tweaked toml for git repo https://github.com/akaihola/mmoinsweeper written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/akaihola/mmoinsweeper 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/akaihola/mmoinsweeper 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b1aa52a2856384822c843bc76484f259e1842661552c0439a2ae4346d282d0b4
[INFO] running `Command { std: "docker" "start" "-a" "b1aa52a2856384822c843bc76484f259e1842661552c0439a2ae4346d282d0b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1aa52a2856384822c843bc76484f259e1842661552c0439a2ae4346d282d0b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1aa52a2856384822c843bc76484f259e1842661552c0439a2ae4346d282d0b4", kill_on_drop: false }`
[INFO] [stdout] b1aa52a2856384822c843bc76484f259e1842661552c0439a2ae4346d282d0b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 1dd61715315c29fb442cd53efd20b9cb64a1eee70ac1e29234a35c79c3d9b2d3
[INFO] running `Command { std: "docker" "start" "-a" "1dd61715315c29fb442cd53efd20b9cb64a1eee70ac1e29234a35c79c3d9b2d3", kill_on_drop: false }`
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling cc v1.0.104
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking tinyvec v1.6.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]     Checking rustls-pki-types v1.7.0
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling multer v2.1.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking anstyle-query v1.1.0
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.0
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking encoding_rs v0.8.34
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking clap_lex v0.7.1
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking uuid v1.9.1
[INFO] [stderr]     Checking clap_builder v4.5.9
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking rustls-pemfile v2.1.2
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking headers v0.3.9
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling clap_derive v4.5.8
[INFO] [stderr]     Checking tokio v1.38.0
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking thiserror v1.0.61
[INFO] [stderr]     Checking rustls-webpki v0.102.5
[INFO] [stderr]     Checking tungstenite v0.21.0
[INFO] [stderr]     Checking tungstenite v0.14.0
[INFO] [stderr]     Checking clap v4.5.9
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]     Checking tokio-tungstenite v0.21.0
[INFO] [stderr]     Checking tokio-rustls v0.25.0
[INFO] [stderr]     Checking tokio-tungstenite v0.15.0
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking hyper v0.14.29
[INFO] [stderr]     Checking warp v0.3.7
[INFO] [stderr]     Checking mmoinsweeper v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<impl Reply, Infallible>
[INFO] [stdout]   --> src/main.rs:36:43
[INFO] [stdout]    |
[INFO] [stdout] 36 |   ) -> Result<impl warp::Reply, Infallible> {
[INFO] [stdout]    |  ___________________________________________^
[INFO] [stdout] 37 | |     Ok(ws.on_upgrade(move |socket| handle_connection(socket, game_state)))
[INFO] [stdout] 38 | | }
[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<impl Reply, Infallible>
[INFO] [stdout]   --> src/main.rs:36:43
[INFO] [stdout]    |
[INFO] [stdout] 36 |   ) -> Result<impl warp::Reply, Infallible> {
[INFO] [stdout]    |  ___________________________________________^
[INFO] [stdout] 37 | |     Ok(ws.on_upgrade(move |socket| handle_connection(socket, game_state)))
[INFO] [stdout] 38 | | }
[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<impl Reply, Infallible>
[INFO] [stdout]   --> src/main.rs:36:43
[INFO] [stdout]    |
[INFO] [stdout] 36 |   ) -> Result<impl warp::Reply, Infallible> {
[INFO] [stdout]    |  ___________________________________________^
[INFO] [stdout] 37 | |     Ok(ws.on_upgrade(move |socket| handle_connection(socket, game_state)))
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<impl Reply, Infallible>
[INFO] [stdout]   --> src/main.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Ok(ws.on_upgrade(move |socket| handle_connection(socket, game_state)))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mmoinsweeper` (bin "mmoinsweeper") due to 3 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<impl Reply, Infallible>
[INFO] [stdout]   --> src/main.rs:36:43
[INFO] [stdout]    |
[INFO] [stdout] 36 |   ) -> Result<impl warp::Reply, Infallible> {
[INFO] [stdout]    |  ___________________________________________^
[INFO] [stdout] 37 | |     Ok(ws.on_upgrade(move |socket| handle_connection(socket, game_state)))
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mmoinsweeper` (bin "mmoinsweeper" test) due to 3 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<impl Reply, Infallible>
[INFO] [stdout]   --> src/main.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Ok(ws.on_upgrade(move |socket| handle_connection(socket, game_state)))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1dd61715315c29fb442cd53efd20b9cb64a1eee70ac1e29234a35c79c3d9b2d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dd61715315c29fb442cd53efd20b9cb64a1eee70ac1e29234a35c79c3d9b2d3", kill_on_drop: false }`
[INFO] [stdout] 1dd61715315c29fb442cd53efd20b9cb64a1eee70ac1e29234a35c79c3d9b2d3
