[INFO] fetching crate uds 0.4.2...
[INFO] checking uds-0.4.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate uds 0.4.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate uds 0.4.2
[INFO] finished tweaking crates.io crate uds 0.4.2
[INFO] tweaked toml for crates.io crate uds 0.4.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate uds 0.4.2 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 crates.io crate uds 0.4.2 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] a54e5f3199ac6b093edfc534cb53a1fae508d6a9b9396d5dec947254a48bb661
[INFO] running `Command { std: "docker" "start" "-a" "a54e5f3199ac6b093edfc534cb53a1fae508d6a9b9396d5dec947254a48bb661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a54e5f3199ac6b093edfc534cb53a1fae508d6a9b9396d5dec947254a48bb661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a54e5f3199ac6b093edfc534cb53a1fae508d6a9b9396d5dec947254a48bb661", kill_on_drop: false }`
[INFO] [stdout] a54e5f3199ac6b093edfc534cb53a1fae508d6a9b9396d5dec947254a48bb661
[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] d316f3d2f1b134f171a0afc03a8b5bbe9bbd73a52e48df2cb244381feb334164
[INFO] running `Command { std: "docker" "start" "-a" "d316f3d2f1b134f171a0afc03a8b5bbe9bbd73a52e48df2cb244381feb334164", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.72
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking uds v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/addr.rs:470:17
[INFO] [stdout]     |
[INFO] [stdout] 470 |     pub fn name(&self) -> AddrName {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 470 |     pub fn name(&self) -> AddrName<'_> {
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/addr.rs:515:19
[INFO] [stdout]     |
[INFO] [stdout] 515 |     pub fn as_ref(&self) -> UnixSocketAddrRef {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 515 |     pub fn as_ref(&self) -> UnixSocketAddrRef<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/ancillary.rs:66:32
[INFO] [stdout]    |
[INFO] [stdout] 66 |         msg.msg_iovlen = match bytes.len().try_into() {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ancillary.rs:341:17
[INFO] [stdout]     |
[INFO] [stdout] 341 |     pub fn iter(&self) -> FdSliceIterator {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 341 |     pub fn iter(&self) -> FdSliceIterator<'_> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/ancillary.rs:482:32
[INFO] [stdout]     |
[INFO] [stdout] 482 |         msg.msg_iovlen = match bufs.len().try_into() {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `uds` (lib) due to 2 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d316f3d2f1b134f171a0afc03a8b5bbe9bbd73a52e48df2cb244381feb334164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d316f3d2f1b134f171a0afc03a8b5bbe9bbd73a52e48df2cb244381feb334164", kill_on_drop: false }`
[INFO] [stdout] d316f3d2f1b134f171a0afc03a8b5bbe9bbd73a52e48df2cb244381feb334164