[INFO] fetching crate tatami 0.1.6...
[INFO] documenting tatami-0.1.6 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate tatami 0.1.6 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate tatami 0.1.6 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 tatami 0.1.6
[INFO] finished tweaking crates.io crate tatami 0.1.6
[INFO] tweaked toml for crates.io crate tatami 0.1.6 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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 libp2p-mdns v0.41.0
[INFO] [stderr]   Downloaded libp2p-swarm-derive v0.30.1
[INFO] [stderr]   Downloaded libp2p-dns v0.37.0
[INFO] [stderr]   Downloaded libp2p-websocket v0.39.0
[INFO] [stderr]   Downloaded if-watch v2.0.0
[INFO] [stderr]   Downloaded libp2p-relay v0.13.0
[INFO] [stderr]   Downloaded prost-codec v0.2.0
[INFO] [stderr]   Downloaded x25519-dalek v1.2.0
[INFO] [stderr]   Downloaded libp2p-tcp v0.37.0
[INFO] [stderr]   Downloaded libp2p-noise v0.40.0
[INFO] [stderr]   Downloaded libp2p-uds v0.36.0
[INFO] [stderr]   Downloaded libp2p-yamux v0.41.1
[INFO] [stderr]   Downloaded libp2p-request-response v0.22.1
[INFO] [stderr]   Downloaded libp2p-metrics v0.10.0
[INFO] [stderr]   Downloaded libp2p-identify v0.40.0
[INFO] [stderr]   Downloaded libp2p-wasm-ext v0.37.0
[INFO] [stderr]   Downloaded libp2p-gossipsub v0.42.1
[INFO] [stderr]   Downloaded libp2p-core v0.37.0
[INFO] [stderr]   Downloaded snow v0.9.3
[INFO] [stderr]   Downloaded libp2p-ping v0.40.1
[INFO] [stderr]   Downloaded aes-gcm v0.9.2
[INFO] [stderr]   Downloaded libp2p-kad v0.41.0
[INFO] [stderr]   Downloaded libp2p-rendezvous v0.10.0
[INFO] [stderr]   Downloaded libp2p-swarm v0.40.1
[INFO] [stderr]   Downloaded libp2p-mplex v0.37.0
[INFO] [stderr]   Downloaded libp2p-autonat v0.8.0
[INFO] [stderr]   Downloaded multiaddr v0.14.0
[INFO] [stderr]   Downloaded ctr v0.7.0
[INFO] [stderr]   Downloaded libp2p v0.49.0
[INFO] [stderr]   Downloaded libp2p-deflate v0.37.0
[INFO] [stderr]   Downloaded libp2p-plaintext v0.37.0
[INFO] [stderr]   Downloaded libp2p-pnet v0.22.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 78d96663a460aed887a6902d02380ceece31b1c3684811003f913831debe36b2
[INFO] running `Command { std: "docker" "start" "-a" "78d96663a460aed887a6902d02380ceece31b1c3684811003f913831debe36b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78d96663a460aed887a6902d02380ceece31b1c3684811003f913831debe36b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78d96663a460aed887a6902d02380ceece31b1c3684811003f913831debe36b2", kill_on_drop: false }`
[INFO] [stdout] 78d96663a460aed887a6902d02380ceece31b1c3684811003f913831debe36b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 873c1c519e4fa8337ebc55150a8495b93131c552fac59701ae983abc8543a20d
[INFO] running `Command { std: "docker" "start" "-a" "873c1c519e4fa8337ebc55150a8495b93131c552fac59701ae983abc8543a20d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling prettyplease v0.1.25
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]     Checking unsigned-varint v0.7.2
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling tempfile v3.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking data-encoding v2.5.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking asn1_der v0.7.6
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling prost-derive v0.11.9
[INFO] [stderr]    Compiling libp2p-swarm-derive v0.30.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking curve25519-dalek v3.2.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling prost v0.11.9
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling multihash-derive v0.8.1
[INFO] [stderr]    Compiling prost-types v0.11.9
[INFO] [stderr]     Checking multihash v0.16.3
[INFO] [stderr]     Checking multiaddr v0.14.0
[INFO] [stderr]    Compiling prost-build v0.11.9
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]    Compiling libp2p-core v0.37.0
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking rw-stream-sink v0.3.0
[INFO] [stderr]     Checking multistream-select v0.12.1
[INFO] [stderr]     Checking libp2p-swarm v0.40.1
[INFO] [stderr]     Checking libp2p v0.49.0
[INFO] [stderr]  Documenting tatami v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(trivial_bounds)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(type_alias_impl_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `tatami`
[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 tatami src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="libp2p"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9490389ba06c120e -L dependency=/opt/rustwide/target/debug/deps --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-4b9a2e400e9c77d0.so --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-1b06147f67f93fdc.rmeta --extern libp2p=/opt/rustwide/target/debug/deps/liblibp2p-0f89957d43ac7da3.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-371eb750d83d0f40.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-5e898a1e061df613.rmeta --cap-lints=warn --crate-version 0.1.6` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "873c1c519e4fa8337ebc55150a8495b93131c552fac59701ae983abc8543a20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "873c1c519e4fa8337ebc55150a8495b93131c552fac59701ae983abc8543a20d", kill_on_drop: false }`
[INFO] [stdout] 873c1c519e4fa8337ebc55150a8495b93131c552fac59701ae983abc8543a20d
