[INFO] fetching crate hybrid-indexer 0.3.0...
[INFO] documenting hybrid-indexer-0.3.0 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate hybrid-indexer 0.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate hybrid-indexer 0.3.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hybrid-indexer 0.3.0
[INFO] finished tweaking crates.io crate hybrid-indexer 0.3.0
[INFO] tweaked toml for crates.io crate hybrid-indexer 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scale-encode-derive v0.5.0
[INFO] [stderr]   Downloaded scale-value v0.12.0
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[INFO] [stderr]   Downloaded jsonrpsee v0.20.3
[INFO] [stderr]   Downloaded subxt-macro v0.32.1
[INFO] [stderr]   Downloaded scale-decode-derive v0.9.0
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[INFO] [stderr]   Downloaded subxt-metadata v0.32.1
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[INFO] [stderr]   Downloaded smoldot-light v0.6.0
[INFO] [stderr]   Downloaded frame-metadata v15.1.0
[INFO] [stderr]   Downloaded subxt v0.32.1
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[INFO] [stderr]   Downloaded wasmparser-nostd v0.100.1
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[INFO] [stderr]   Downloaded subxt-codegen v0.32.1
[INFO] [stderr]   Downloaded signal-hook-tokio v0.3.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3c6a00eb48ded9f7785fd9ebcdfe182829a400ee1e93a885247cede72b00157
[INFO] running `Command { std: "docker" "start" "-a" "d3c6a00eb48ded9f7785fd9ebcdfe182829a400ee1e93a885247cede72b00157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3c6a00eb48ded9f7785fd9ebcdfe182829a400ee1e93a885247cede72b00157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3c6a00eb48ded9f7785fd9ebcdfe182829a400ee1e93a885247cede72b00157", kill_on_drop: false }`
[INFO] [stdout] d3c6a00eb48ded9f7785fd9ebcdfe182829a400ee1e93a885247cede72b00157
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 496dee14f7b01a0c18f489e03a4c2d2de1eec28c85d858195349deb6693ad92c
[INFO] running `Command { std: "docker" "start" "-a" "496dee14f7b01a0c18f489e03a4c2d2de1eec28c85d858195349deb6693ad92c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
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[INFO] [stderr]     Checking getrandom v0.2.12
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[INFO] [stderr]    Compiling serde_json v1.0.113
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[INFO] [stderr]    Compiling memchr v2.7.1
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[INFO] [stderr]     Checking rand v0.8.5
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[INFO] [stderr]     Checking aho-corasick v1.1.2
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[INFO] [stderr]    Compiling proc-macro-crate v2.0.2
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[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking sha1 v0.10.6
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[INFO] [stderr]    Compiling futures v0.3.30
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[INFO] [stderr]     Checking fs2 v0.4.3
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[INFO] [stderr]     Checking home v0.5.9
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[INFO] [stderr]     Checking sled v0.34.7
[INFO] [stderr]    Compiling darling_core v0.20.6
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling tokio-macros v2.2.0
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[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling scale-info-derive v2.10.0
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[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.20.6
[INFO] [stderr]     Checking tungstenite v0.18.0
[INFO] [stderr]    Compiling pin-project v1.1.4
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[INFO] [stderr]    Compiling darling v0.20.6
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling scale-decode-derive v0.9.0
[INFO] [stderr]    Compiling scale-encode-derive v0.5.0
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]    Compiling tokio-util v0.7.10
[INFO] [stderr]    Compiling tokio-rustls v0.24.1
[INFO] [stderr]    Compiling h2 v0.3.24
[INFO] [stderr]     Checking tokio-tungstenite v0.18.0
[INFO] [stderr]     Checking signal-hook-tokio v0.3.1
[INFO] [stderr]     Checking parity-scale-codec v3.6.9
[INFO] [stderr]     Checking beef v0.5.2
[INFO] [stderr]     Checking impl-serde v0.4.0
[INFO] [stderr]     Checking scale-info v2.10.0
[INFO] [stderr]     Checking impl-codec v0.6.0
[INFO] [stderr]     Checking jsonrpsee-types v0.20.3
[INFO] [stderr]     Checking jsonrpsee-core v0.20.3
[INFO] [stderr]     Checking scale-bits v0.4.0
[INFO] [stderr]     Checking primitive-types v0.12.2
[INFO] [stderr]     Checking frame-metadata v16.0.0
[INFO] [stderr]     Checking frame-metadata v15.1.0
[INFO] [stderr]     Checking jsonrpsee-client-transport v0.20.3
[INFO] [stderr]     Checking subxt-metadata v0.32.1
[INFO] [stderr]     Checking jsonrpsee v0.20.3
[INFO] [stderr]     Checking scale-decode v0.9.0
[INFO] [stderr]     Checking scale-encode v0.5.0
[INFO] [stderr]    Compiling hyper v0.14.28
[INFO] [stderr]     Checking scale-value v0.12.0
[INFO] [stderr]    Compiling hyper-rustls v0.24.2
[INFO] [stderr]    Compiling jsonrpsee-http-client v0.20.3
[INFO] [stderr]    Compiling subxt-codegen v0.32.1
[INFO] [stderr]    Compiling subxt-macro v0.32.1
[INFO] [stderr]     Checking subxt v0.32.1
[INFO] [stderr]  Documenting hybrid-indexer v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![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:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(let_chains)]
[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 `hybrid-indexer`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name hybrid_indexer src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=542670ee4e797bd1 -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-75eb8679cd786d98.rmeta --extern base58=/opt/rustwide/target/debug/deps/libbase58-85457cc7a37a863a.rmeta --extern blake2=/opt/rustwide/target/debug/deps/libblake2-8edf7fc3c1e067fd.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-4d0457ff00ff859b.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-5a3094a5920398f7.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-238b3685d606d341.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-a89e095190f56c37.rmeta --extern hex_literal=/opt/rustwide/target/debug/deps/libhex_literal-6f33b2447e263f27.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-0ae218272b8bd237.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-7fe0807640814e58.rmeta --extern num_format=/opt/rustwide/target/debug/deps/libnum_format-6ddcfb0e928fb4d2.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-a85e75445c6cbf2e.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-1ffe38c9ca919061.rmeta --extern signal_hook=/opt/rustwide/target/debug/deps/libsignal_hook-b23a5931140a7d59.rmeta --extern signal_hook_tokio=/opt/rustwide/target/debug/deps/libsignal_hook_tokio-13f73aef186be433.rmeta --extern sled=/opt/rustwide/target/debug/deps/libsled-c81438e3f669e166.rmeta --extern subxt=/opt/rustwide/target/debug/deps/libsubxt-8bda1b615575492a.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-7e72e4ae40eb5f84.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-1c0a1ff8543ddfd2.rmeta --extern tokio_tungstenite=/opt/rustwide/target/debug/deps/libtokio_tungstenite-52e18ad556c92763.rmeta --extern zerocopy=/opt/rustwide/target/debug/deps/libzerocopy-742ca8f2e4edac08.rmeta --extern zerocopy_derive=/opt/rustwide/target/debug/deps/libzerocopy_derive-e40df6a7451d5017.so --cap-lints=warn --crate-version 0.3.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "496dee14f7b01a0c18f489e03a4c2d2de1eec28c85d858195349deb6693ad92c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "496dee14f7b01a0c18f489e03a4c2d2de1eec28c85d858195349deb6693ad92c", kill_on_drop: false }`
[INFO] [stdout] 496dee14f7b01a0c18f489e03a4c2d2de1eec28c85d858195349deb6693ad92c
