[INFO] fetching crate blown-fuse 0.3.1...
[INFO] documenting blown-fuse-0.3.1 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate blown-fuse 0.3.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate blown-fuse 0.3.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate blown-fuse 0.3.1
[INFO] finished tweaking crates.io crate blown-fuse 0.3.1
[INFO] tweaked toml for crates.io crate blown-fuse 0.3.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate blown-fuse 0.3.1 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num_enum v0.5.6
[INFO] [stderr]   Downloaded futures-task v0.3.19
[INFO] [stderr]   Downloaded futures-macro v0.3.19
[INFO] [stderr]   Downloaded num_enum_derive v0.5.6
[INFO] [stderr]   Downloaded proc-macro-crate v1.1.0
[INFO] [stderr]   Downloaded futures-core v0.3.19
[INFO] [stderr]   Downloaded bytemuck v1.7.3
[INFO] [stderr]   Downloaded quote v1.0.14
[INFO] [stderr]   Downloaded indexmap v1.8.0
[INFO] [stderr]   Downloaded serde v1.0.133
[INFO] [stderr]   Downloaded futures-util v0.3.19
[INFO] [stderr]   Downloaded libc v0.2.112
[INFO] [stderr]   Downloaded tokio v1.15.0
[INFO] [stderr]   Downloaded clap v3.0.5
[INFO] [stderr]   Downloaded syn v1.0.85
[INFO] [stderr]   Downloaded cc v1.0.72
[INFO] [stderr]   Downloaded proc-macro2 v1.0.36
[INFO] [stderr]   Downloaded smallvec v1.7.0
[INFO] [stderr]   Downloaded once_cell v1.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 264c19a5758eebf0ef04a6ae7da3789ef6caf2efdb4571548ffc0d45f1d4323f
[INFO] running `Command { std: "docker" "start" "-a" "264c19a5758eebf0ef04a6ae7da3789ef6caf2efdb4571548ffc0d45f1d4323f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "264c19a5758eebf0ef04a6ae7da3789ef6caf2efdb4571548ffc0d45f1d4323f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "264c19a5758eebf0ef04a6ae7da3789ef6caf2efdb4571548ffc0d45f1d4323f", kill_on_drop: false }`
[INFO] [stdout] 264c19a5758eebf0ef04a6ae7da3789ef6caf2efdb4571548ffc0d45f1d4323f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a747be985fa7f64543e291e66be6e6ea45ff990421f64a212d9c90a1ab47dc4
[INFO] running `Command { std: "docker" "start" "-a" "3a747be985fa7f64543e291e66be6e6ea45ff990421f64a212d9c90a1ab47dc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking bytemuck v1.7.3
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling bytemuck_derive v1.0.1
[INFO] [stderr]     Checking tokio v1.15.0
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.6
[INFO] [stderr]     Checking num_enum v0.5.6
[INFO] [stderr]  Documenting blown-fuse v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(try_trait_v2)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `blown-fuse`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name blown_fuse src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=0f69c3118387ab2d -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-c0bd97bdb7c1fbd1.rmeta --extern bytemuck=/opt/rustwide/target/debug/deps/libbytemuck-19c3391d06ca1962.rmeta --extern bytemuck_derive=/opt/rustwide/target/debug/deps/libbytemuck_derive-7714bfd0e51d4e8b.so --extern bytes=/opt/rustwide/target/debug/deps/libbytes-988920cb8f541a89.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-1623ee4af9d117b5.rmeta --extern nix=/opt/rustwide/target/debug/deps/libnix-3219149b543700b5.rmeta --extern num_enum=/opt/rustwide/target/debug/deps/libnum_enum-092d7e511964975f.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-fa608b04f7150373.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-7ae14a8ce748ebdc.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-22cf18d66d113f44.rmeta --cap-lints=warn --crate-version 0.3.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "3a747be985fa7f64543e291e66be6e6ea45ff990421f64a212d9c90a1ab47dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a747be985fa7f64543e291e66be6e6ea45ff990421f64a212d9c90a1ab47dc4", kill_on_drop: false }`
[INFO] [stdout] 3a747be985fa7f64543e291e66be6e6ea45ff990421f64a212d9c90a1ab47dc4
