[INFO] fetching crate photonio-uring 0.0.5...
[INFO] testing photonio-uring-0.0.5 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate photonio-uring 0.0.5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate photonio-uring 0.0.5
[INFO] finished tweaking crates.io crate photonio-uring 0.0.5
[INFO] tweaked toml for crates.io crate photonio-uring 0.0.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate photonio-uring 0.0.5 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding io-uring v0.5.13 (available: v0.7.11)
[INFO] [stderr]       Adding socket2 v0.4.10 (available: v0.6.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d62f0202f3dc5f824f5ee5053bc26366466d2aa1f33cc2a5a08fe3e699a2495b
[INFO] running `Command { std: "docker" "start" "-a" "d62f0202f3dc5f824f5ee5053bc26366466d2aa1f33cc2a5a08fe3e699a2495b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d62f0202f3dc5f824f5ee5053bc26366466d2aa1f33cc2a5a08fe3e699a2495b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d62f0202f3dc5f824f5ee5053bc26366466d2aa1f33cc2a5a08fe3e699a2495b", kill_on_drop: false }`
[INFO] [stdout] d62f0202f3dc5f824f5ee5053bc26366466d2aa1f33cc2a5a08fe3e699a2495b
[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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 297e8656aa0abffeaff9b79b6b43a16830d5a6fed91e65a8ebbc9a5dad5984ec
[INFO] running `Command { std: "docker" "start" "-a" "297e8656aa0abffeaff9b79b6b43a16830d5a6fed91e65a8ebbc9a5dad5984ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]    Compiling io-uring v0.5.13
[INFO] [stderr]    Compiling photonio-base v0.0.5
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/photonio-base-0.0.5/src/io/read.rs:36:26
[INFO] [stdout]    |
[INFO] [stdout] 36 |     type ReadExact<'a> = impl Future<Output = Result<()>> + 'a where Self: 'a;
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]    = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-03-19; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/photonio-base-0.0.5/src/io/read.rs:81:28
[INFO] [stdout]    |
[INFO] [stdout] 81 |     type ReadExactAt<'a> = impl Future<Output = Result<()>> + 'a where Self: 'a;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]    = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-03-19; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/photonio-base-0.0.5/src/io/write.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |     type WriteAll<'a> = impl Future<Output = Result<()>> + 'a
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]    = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-03-19; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/photonio-base-0.0.5/src/io/write.rs:83:27
[INFO] [stdout]    |
[INFO] [stdout] 83 |     type WriteAllAt<'a> = impl Future<Output = Result<()>> + 'a
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]    = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-03-19; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `photonio-base` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "297e8656aa0abffeaff9b79b6b43a16830d5a6fed91e65a8ebbc9a5dad5984ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "297e8656aa0abffeaff9b79b6b43a16830d5a6fed91e65a8ebbc9a5dad5984ec", kill_on_drop: false }`
[INFO] [stdout] 297e8656aa0abffeaff9b79b6b43a16830d5a6fed91e65a8ebbc9a5dad5984ec
