[INFO] fetching crate ftx_async 0.0.4...
[INFO] checking ftx_async-0.0.4 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate ftx_async 0.0.4 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ftx_async 0.0.4
[INFO] finished tweaking crates.io crate ftx_async 0.0.4
[INFO] tweaked toml for crates.io crate ftx_async 0.0.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ftx_async 0.0.4 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 234 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.12.24)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (available: v2.1.1)
[INFO] [stderr]       Adding tokio-tungstenite v0.17.2 (available: v0.28.0)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] bf8ea30e24d90ac5abc5a6f7dac100ec964b80513c6d80b8b1d72a82e2e65f79
[INFO] running `Command { std: "docker" "start" "-a" "bf8ea30e24d90ac5abc5a6f7dac100ec964b80513c6d80b8b1d72a82e2e65f79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf8ea30e24d90ac5abc5a6f7dac100ec964b80513c6d80b8b1d72a82e2e65f79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf8ea30e24d90ac5abc5a6f7dac100ec964b80513c6d80b8b1d72a82e2e65f79", kill_on_drop: false }`
[INFO] [stdout] bf8ea30e24d90ac5abc5a6f7dac100ec964b80513c6d80b8b1d72a82e2e65f79
[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] 9107847641eed25746790c1567b8d972916a5ccc754e8da2f0bfb99812a22e5d
[INFO] running `Command { std: "docker" "start" "-a" "9107847641eed25746790c1567b8d972916a5ccc754e8da2f0bfb99812a22e5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking openssl-sys v0.9.111
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling rustls v0.20.9
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking deranged v0.5.5
[INFO] [stderr]     Checking sha-1 v0.10.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]     Checking tracing-subscriber v0.3.20
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking rustls-native-certs v0.6.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking const_format v0.2.35
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking openssl v0.10.75
[INFO] [stderr]     Checking tracing-appender v0.2.3
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stderr]     Checking tokio-util v0.7.17
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking tokio-test v0.4.4
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking tungstenite v0.17.3
[INFO] [stderr]     Checking tokio-rustls v0.23.4
[INFO] [stderr]     Checking tokio-tungstenite v0.17.2
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking ftx_async v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/ws.rs:260:53
[INFO] [stdout]     |
[INFO] [stdout] 260 | ...                   id: o.id.try_into().unwrap(),
[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<u64, Infallible>
[INFO] [stdout]    --> src/ws.rs:265:53
[INFO] [stdout]     |
[INFO] [stdout] 265 | ...                   id: o.id.try_into().unwrap(),
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ftx_async` (lib) due to 2 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<u64, Infallible>
[INFO] [stdout]    --> src/ws.rs:260:53
[INFO] [stdout]     |
[INFO] [stdout] 260 | ...                   id: o.id.try_into().unwrap(),
[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<u64, Infallible>
[INFO] [stdout]    --> src/ws.rs:265:53
[INFO] [stdout]     |
[INFO] [stdout] 265 | ...                   id: o.id.try_into().unwrap(),
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ftx_async` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9107847641eed25746790c1567b8d972916a5ccc754e8da2f0bfb99812a22e5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9107847641eed25746790c1567b8d972916a5ccc754e8da2f0bfb99812a22e5d", kill_on_drop: false }`
[INFO] [stdout] 9107847641eed25746790c1567b8d972916a5ccc754e8da2f0bfb99812a22e5d