[INFO] fetching crate compio 0.17.0...
[INFO] documenting compio-0.17.0 against beta-2026-01-20 for beta-1.94-rustdoc-1
[INFO] extracting crate compio 0.17.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate compio 0.17.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate compio 0.17.0
[INFO] tweaked toml for crates.io crate compio 0.17.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate compio 0.17.0 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate compio 0.17.0 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79b38935d96c718a47bfcbcd87296f35bf5d4921ed6f7efc7607aa97cce9a2ff
[INFO] running `Command { std: "docker" "start" "-a" "79b38935d96c718a47bfcbcd87296f35bf5d4921ed6f7efc7607aa97cce9a2ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79b38935d96c718a47bfcbcd87296f35bf5d4921ed6f7efc7607aa97cce9a2ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79b38935d96c718a47bfcbcd87296f35bf5d4921ed6f7efc7607aa97cce9a2ff", kill_on_drop: false }`
[INFO] [stdout] 79b38935d96c718a47bfcbcd87296f35bf5d4921ed6f7efc7607aa97cce9a2ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da5ade23dc82a1229fe69d6018225757ac74b9b3cc6fbec6fe8795d0ea75cecc
[INFO] running `Command { std: "docker" "start" "-a" "da5ade23dc82a1229fe69d6018225757ac74b9b3cc6fbec6fe8795d0ea75cecc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling io-uring v0.7.11
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking compio-buf v0.7.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling compio-driver v0.10.0
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking flume v0.11.1
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking core_affinity v0.8.3
[INFO] [stderr]    Compiling compio-fs v0.10.0
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking os_pipe v1.2.3
[INFO] [stderr]     Checking compio-log v0.1.0
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking io_uring_buf_ring v0.2.2
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking compio-io v0.8.4
[INFO] [stderr]     Checking compio-runtime v0.10.0
[INFO] [stderr]     Checking compio-net v0.10.0
[INFO] [stderr]  Documenting compio v0.17.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.17s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/compio/index.html
[INFO] running `Command { std: "docker" "inspect" "da5ade23dc82a1229fe69d6018225757ac74b9b3cc6fbec6fe8795d0ea75cecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da5ade23dc82a1229fe69d6018225757ac74b9b3cc6fbec6fe8795d0ea75cecc", kill_on_drop: false }`
[INFO] [stdout] da5ade23dc82a1229fe69d6018225757ac74b9b3cc6fbec6fe8795d0ea75cecc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0afb1c4d251b32bab49beb5b34a35db12eb6fdcc9708306be99d3111e764151
[INFO] running `Command { std: "docker" "start" "-a" "d0afb1c4d251b32bab49beb5b34a35db12eb6fdcc9708306be99d3111e764151", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling cc v1.2.46
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]     Checking bumpalo v3.19.0
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking clap_builder v4.5.52
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bumpalo-3.19.0/src/lib.rs:2474:13
[INFO] [stdout]      |
[INFO] [stdout] 2465 |     ) -> Result<NonNull<u8>, AllocErr> {
[INFO] [stdout]      |          ----------------------------- expected `Result<NonNull<u8>, AllocErr>` because of return type
[INFO] [stdout] ...
[INFO] [stdout] 2474 |             self.shrink(ptr, layout, new_layout)
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Result<NonNull<u8>, AllocErr>`, found `Result<NonNull<[u8]>, AllocError>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected enum `Result<NonNull<u8>, AllocErr>`
[INFO] [stdout]                 found enum `Result<NonNull<[u8]>, core::alloc::AllocError>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bumpalo-3.19.0/src/lib.rs:2476:13
[INFO] [stdout]      |
[INFO] [stdout] 2465 |     ) -> Result<NonNull<u8>, AllocErr> {
[INFO] [stdout]      |          ----------------------------- expected `Result<NonNull<u8>, AllocErr>` because of return type
[INFO] [stdout] ...
[INFO] [stdout] 2476 |             self.grow(ptr, layout, new_layout)
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Result<NonNull<u8>, AllocErr>`, found `Result<NonNull<[u8]>, AllocError>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected enum `Result<NonNull<u8>, AllocErr>`
[INFO] [stdout]                 found enum `Result<NonNull<[u8]>, core::alloc::AllocError>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bumpalo` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d0afb1c4d251b32bab49beb5b34a35db12eb6fdcc9708306be99d3111e764151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0afb1c4d251b32bab49beb5b34a35db12eb6fdcc9708306be99d3111e764151", kill_on_drop: false }`
[INFO] [stdout] d0afb1c4d251b32bab49beb5b34a35db12eb6fdcc9708306be99d3111e764151
