[INFO] cloning repository https://github.com/zachmse/cribbage [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zachmse/cribbage" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzachmse%2Fcribbage", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzachmse%2Fcribbage'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f977ea63d41e23ca57264f438ac5c95a62ca275f [INFO] checking zachmse/cribbage 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%2Fzachmse%2Fcribbage" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/zachmse/cribbage [INFO] finished tweaking git repo https://github.com/zachmse/cribbage [INFO] tweaked toml for git repo https://github.com/zachmse/cribbage written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/zachmse/cribbage 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/zachmse/cribbage 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 444735b435761f71985b5d8055106ca1f3cfda5014450259f89c2f69d733f0fa [INFO] running `Command { std: "docker" "start" "-a" "444735b435761f71985b5d8055106ca1f3cfda5014450259f89c2f69d733f0fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "444735b435761f71985b5d8055106ca1f3cfda5014450259f89c2f69d733f0fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "444735b435761f71985b5d8055106ca1f3cfda5014450259f89c2f69d733f0fa", kill_on_drop: false }` [INFO] [stdout] 444735b435761f71985b5d8055106ca1f3cfda5014450259f89c2f69d733f0fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0c6c741ac236a6c0c4b0b2eddf868759c5f29d6b88102fc4b6396c8a01dba2dd [INFO] running `Command { std: "docker" "start" "-a" "0c6c741ac236a6c0c4b0b2eddf868759c5f29d6b88102fc4b6396c8a01dba2dd", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling tokio v1.7.0 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking tinyvec v1.2.0 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking unicode-bidi v0.3.5 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Checking cpufeatures v0.1.4 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking input_buffer v0.4.0 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking sha-1 v0.9.6 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking cribbage-core v0.1.5 [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 headers v0.3.4 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking multipart v0.17.1 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking tungstenite v0.12.0 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Compiling tokio-macros v1.2.0 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling pin-project-internal v1.0.7 [INFO] [stderr] Checking futures-util v0.3.15 [INFO] [stderr] Checking pin-project v1.0.7 [INFO] [stderr] Checking futures-executor v0.3.15 [INFO] [stderr] Checking futures v0.3.15 [INFO] [stderr] Checking tokio-util v0.6.7 [INFO] [stderr] Checking tokio-stream v0.1.6 [INFO] [stderr] Checking tokio-tungstenite v0.13.0 [INFO] [stderr] Checking h2 v0.3.3 [INFO] [stderr] Checking hyper v0.14.9 [INFO] [stderr] Checking warp v0.3.1 [INFO] [stderr] Checking cribbage v0.1.5 (/opt/rustwide/workdir) [INFO] [stderr] error: could not compile `cribbage` (bin "cribbage" test) due to 5 previous errors [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:67:77 [INFO] [stdout] | [INFO] [stdout] 67 | async fn create_game(tx: Sender) -> Result { [INFO] [stdout] | _____________________________________________________________________________^ [INFO] [stdout] 68 | | let (resp_tx, resp_rx) = oneshot::channel(); [INFO] [stdout] 69 | | let cmd = Command::CreateRoom { responder: resp_tx }; [INFO] [stdout] ... | [INFO] [stdout] 72 | | Ok(resp_rx.await.unwrap().unwrap()) [INFO] [stdout] 73 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:67:77 [INFO] [stdout] | [INFO] [stdout] 67 | async fn create_game(tx: Sender) -> Result { [INFO] [stdout] | _____________________________________________________________________________^ [INFO] [stdout] 68 | | let (resp_tx, resp_rx) = oneshot::channel(); [INFO] [stdout] 69 | | let cmd = Command::CreateRoom { responder: resp_tx }; [INFO] [stdout] ... | [INFO] [stdout] 72 | | Ok(resp_rx.await.unwrap().unwrap()) [INFO] [stdout] 73 | | } [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 [INFO] [stdout] --> src/main.rs:67:77 [INFO] [stdout] | [INFO] [stdout] 67 | async fn create_game(tx: Sender) -> Result { [INFO] [stdout] | _____________________________________________________________________________^ [INFO] [stdout] 68 | | let (resp_tx, resp_rx) = oneshot::channel(); [INFO] [stdout] 69 | | let cmd = Command::CreateRoom { responder: resp_tx }; [INFO] [stdout] ... | [INFO] [stdout] 72 | | Ok(resp_rx.await.unwrap().unwrap()) [INFO] [stdout] 73 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:67:77 [INFO] [stdout] | [INFO] [stdout] 67 | async fn create_game(tx: Sender) -> Result { [INFO] [stdout] | _____________________________________________________________________________^ [INFO] [stdout] 68 | | let (resp_tx, resp_rx) = oneshot::channel(); [INFO] [stdout] 69 | | let cmd = Command::CreateRoom { responder: resp_tx }; [INFO] [stdout] ... | [INFO] [stdout] 72 | | Ok(resp_rx.await.unwrap().unwrap()) [INFO] [stdout] 73 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | Ok(resp_rx.await.unwrap().unwrap()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | Ok(resp_rx.await.unwrap().unwrap()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:72:8 [INFO] [stdout] | [INFO] [stdout] 72 | Ok(resp_rx.await.unwrap().unwrap()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:72:8 [INFO] [stdout] | [INFO] [stdout] 72 | Ok(resp_rx.await.unwrap().unwrap()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/matchmaker.rs:78:40 [INFO] [stdout] | [INFO] [stdout] 78 | let _ = responder.send(Ok(password)); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/matchmaker.rs:78:40 [INFO] [stdout] | [INFO] [stdout] 78 | let _ = responder.send(Ok(password)); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cribbage` (bin "cribbage") due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "0c6c741ac236a6c0c4b0b2eddf868759c5f29d6b88102fc4b6396c8a01dba2dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c6c741ac236a6c0c4b0b2eddf868759c5f29d6b88102fc4b6396c8a01dba2dd", kill_on_drop: false }` [INFO] [stdout] 0c6c741ac236a6c0c4b0b2eddf868759c5f29d6b88102fc4b6396c8a01dba2dd