[INFO] fetching crate photondb 0.0.4...
[INFO] testing photondb-0.0.4 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate photondb 0.0.4 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate photondb 0.0.4
[INFO] finished tweaking crates.io crate photondb 0.0.4
[INFO] tweaked toml for crates.io crate photondb 0.0.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate photondb 0.0.4 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate photondb 0.0.4 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jobserver v0.1.25
[INFO] [stderr]   Downloaded zstd-safe v6.0.2+zstd.1.5.2
[INFO] [stderr]   Downloaded fastrand v1.8.0
[INFO] [stderr]   Downloaded is-terminal v0.4.2
[INFO] [stderr]   Downloaded photonio-tokio v0.0.5
[INFO] [stderr]   Downloaded tokio-macros v1.8.2
[INFO] [stderr]   Downloaded photonio-macros v0.0.5
[INFO] [stderr]   Downloaded futures-macro v0.3.25
[INFO] [stderr]   Downloaded photonio-base v0.0.5
[INFO] [stderr]   Downloaded photonio-uring v0.0.5
[INFO] [stderr]   Downloaded async-trait v0.1.61
[INFO] [stderr]   Downloaded env_logger v0.10.0
[INFO] [stderr]   Downloaded futures v0.3.25
[INFO] [stderr]   Downloaded libm v0.2.6
[INFO] [stderr]   Downloaded io-uring v0.5.11
[INFO] [stderr]   Downloaded once_cell v1.17.0
[INFO] [stderr]   Downloaded parking_lot_core v0.9.5
[INFO] [stderr]   Downloaded futures-executor v0.3.25
[INFO] [stderr]   Downloaded snap v1.1.0
[INFO] [stderr]   Downloaded prost v0.11.5
[INFO] [stderr]   Downloaded zstd v0.12.1+zstd.1.5.2
[INFO] [stderr]   Downloaded photonio v0.0.5
[INFO] [stderr]   Downloaded prost-derive v0.11.5
[INFO] [stderr]   Downloaded rustix v0.36.6
[INFO] [stderr]   Downloaded zstd-sys v2.0.4+zstd.1.5.2
[INFO] [stderr]   Downloaded tokio v1.24.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e939acd01016e46abb246ec5da06ae60dceafc5a785cf8136625da710e2f5d4b
[INFO] running `Command { std: "docker" "start" "-a" "e939acd01016e46abb246ec5da06ae60dceafc5a785cf8136625da710e2f5d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e939acd01016e46abb246ec5da06ae60dceafc5a785cf8136625da710e2f5d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e939acd01016e46abb246ec5da06ae60dceafc5a785cf8136625da710e2f5d4b", kill_on_drop: false }`
[INFO] [stdout] e939acd01016e46abb246ec5da06ae60dceafc5a785cf8136625da710e2f5d4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77ee1e8b9e7b6acb5aa9f1efc277d4ec53edcb9dbfccc73a420fd0e145618196
[INFO] running `Command { std: "docker" "start" "-a" "77ee1e8b9e7b6acb5aa9f1efc277d4ec53edcb9dbfccc73a420fd0e145618196", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling io-uring v0.5.11
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling zstd-safe v6.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling async-trait v0.1.61
[INFO] [stderr]    Compiling snap v1.1.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling photonio-base v0.0.5
[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] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "77ee1e8b9e7b6acb5aa9f1efc277d4ec53edcb9dbfccc73a420fd0e145618196", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77ee1e8b9e7b6acb5aa9f1efc277d4ec53edcb9dbfccc73a420fd0e145618196", kill_on_drop: false }`
[INFO] [stdout] 77ee1e8b9e7b6acb5aa9f1efc277d4ec53edcb9dbfccc73a420fd0e145618196
