[INFO] fetching crate tokio-seqpacket 0.8.0...
[INFO] checking tokio-seqpacket-0.8.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate tokio-seqpacket 0.8.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate tokio-seqpacket 0.8.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tokio-seqpacket 0.8.0
[INFO] tweaked toml for crates.io crate tokio-seqpacket 0.8.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-seqpacket 0.8.0 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]      Locking 42 packages to latest compatible versions
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8f04a644ef4fb799f0736439cc870fdfa00f2e8f9a0266729b991f9ea785674b
[INFO] running `Command { std: "docker" "start" "-a" "8f04a644ef4fb799f0736439cc870fdfa00f2e8f9a0266729b991f9ea785674b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f04a644ef4fb799f0736439cc870fdfa00f2e8f9a0266729b991f9ea785674b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f04a644ef4fb799f0736439cc870fdfa00f2e8f9a0266729b991f9ea785674b", kill_on_drop: false }`
[INFO] [stdout] 8f04a644ef4fb799f0736439cc870fdfa00f2e8f9a0266729b991f9ea785674b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d23cf20b39ffbb55ece9733d3fb6339af13b9bb04178d29a33aa204d9c0ace86
[INFO] running `Command { std: "docker" "start" "-a" "d23cf20b39ffbb55ece9733d3fb6339af13b9bb04178d29a33aa204d9c0ace86", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert2-macros v0.3.16
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking filedesc v0.6.3
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking tempfile v3.23.0
[INFO] [stderr]     Checking assert2 v0.3.16
[INFO] [stderr]     Checking tokio-seqpacket v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/sys.rs:146:23
[INFO] [stdout]     |
[INFO] [stdout] 146 |         header.msg_iovlen = buffer.len().try_into().map_err(|_| std::io::ErrorKind::InvalidInput)?;
[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/sys.rs:153:27
[INFO] [stdout]     |
[INFO] [stdout] 153 |           header.msg_controllen = ancillary
[INFO] [stdout]     |  _________________________________^
[INFO] [stdout] 154 | |             .len()
[INFO] [stdout] 155 | |             .try_into()
[INFO] [stdout]     | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/sys.rs:197:23
[INFO] [stdout]     |
[INFO] [stdout] 197 |         header.msg_iovlen = buffer.len().try_into().map_err(|_| std::io::ErrorKind::InvalidInput)?;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/sys.rs:204:27
[INFO] [stdout]     |
[INFO] [stdout] 204 |           header.msg_controllen = ancillary_buffer.len()
[INFO] [stdout]     |  _________________________________^
[INFO] [stdout] 205 | |             .try_into()
[INFO] [stdout]     | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-seqpacket` (lib test) due to 4 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<usize, Infallible>
[INFO] [stdout]    --> src/sys.rs:146:23
[INFO] [stdout]     |
[INFO] [stdout] 146 |         header.msg_iovlen = buffer.len().try_into().map_err(|_| std::io::ErrorKind::InvalidInput)?;
[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/sys.rs:153:27
[INFO] [stdout]     |
[INFO] [stdout] 153 |           header.msg_controllen = ancillary
[INFO] [stdout]     |  _________________________________^
[INFO] [stdout] 154 | |             .len()
[INFO] [stdout] 155 | |             .try_into()
[INFO] [stdout]     | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/sys.rs:197:23
[INFO] [stdout]     |
[INFO] [stdout] 197 |         header.msg_iovlen = buffer.len().try_into().map_err(|_| std::io::ErrorKind::InvalidInput)?;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/sys.rs:204:27
[INFO] [stdout]     |
[INFO] [stdout] 204 |           header.msg_controllen = ancillary_buffer.len()
[INFO] [stdout]     |  _________________________________^
[INFO] [stdout] 205 | |             .try_into()
[INFO] [stdout]     | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-seqpacket` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "d23cf20b39ffbb55ece9733d3fb6339af13b9bb04178d29a33aa204d9c0ace86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d23cf20b39ffbb55ece9733d3fb6339af13b9bb04178d29a33aa204d9c0ace86", kill_on_drop: false }`
[INFO] [stdout] d23cf20b39ffbb55ece9733d3fb6339af13b9bb04178d29a33aa204d9c0ace86