[INFO] fetching crate ark-mpc 0.1.2...
[INFO] documenting ark-mpc-0.1.2 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate ark-mpc 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate ark-mpc 0.1.2 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] removed /workspace/builds/worker-2-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate ark-mpc 0.1.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ark-mpc 0.1.2
[INFO] tweaked toml for crates.io crate ark-mpc 0.1.2 written to /workspace/builds/worker-2-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 clap_derive v3.2.25
[INFO] [stderr]   Downloaded plotters-svg v0.3.5
[INFO] [stderr]   Downloaded clap_lex v0.2.4
[INFO] [stderr]   Downloaded ciborium-io v0.2.1
[INFO] [stderr]   Downloaded anes v0.1.6
[INFO] [stderr]   Downloaded colored v2.1.0
[INFO] [stderr]   Downloaded os_str_bytes v6.6.1
[INFO] [stderr]   Downloaded plotters v0.3.5
[INFO] [stderr]   Downloaded criterion v0.5.1
[INFO] [stderr]   Downloaded quinn-proto v0.9.6
[INFO] [stderr]   Downloaded gperftools v0.2.0
[INFO] [stderr]   Downloaded clap v3.2.25
[INFO] [stderr]   Downloaded ciborium v0.2.1
[INFO] [stderr]   Downloaded clap v4.4.13
[INFO] [stderr]   Downloaded yasna v0.5.2
[INFO] [stderr]   Downloaded kanal v0.1.0-pre8
[INFO] [stderr]   Downloaded rcgen v0.9.3
[INFO] [stderr]   Downloaded textwrap v0.16.0
[INFO] [stderr]   Downloaded cpuprofiler v0.0.4
[INFO] [stderr]   Downloaded clap_builder v4.4.12
[INFO] [stderr]   Downloaded quinn v0.9.4
[INFO] [stderr]   Downloaded ciborium-ll v0.2.1
[INFO] [stderr]   Downloaded oorandom v11.1.3
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.10
[INFO] [stderr]   Downloaded crossbeam v0.8.3
[INFO] [stderr]   Downloaded dns-lookup v1.0.8
[INFO] [stderr]   Downloaded env_logger v0.10.1
[INFO] [stderr]   Downloaded inventory v0.3.14
[INFO] [stderr]   Downloaded quinn-udp v0.3.2
[INFO] [stderr]   Downloaded anstyle v1.0.4
[INFO] [stderr]   Downloaded clap_lex v0.6.0
[INFO] [stderr]   Downloaded cast v0.3.0
[INFO] [stderr]   Downloaded criterion-plot v0.5.0
[INFO] [stderr]   Downloaded plotters-backend v0.3.5
[INFO] [stderr]   Downloaded ark-bn254 v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b75b4efd3fd263d7d842cb130c330adfdff3522e912093a7c13d818eec442642
[INFO] running `Command { std: "docker" "start" "-a" "b75b4efd3fd263d7d842cb130c330adfdff3522e912093a7c13d818eec442642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b75b4efd3fd263d7d842cb130c330adfdff3522e912093a7c13d818eec442642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b75b4efd3fd263d7d842cb130c330adfdff3522e912093a7c13d818eec442642", kill_on_drop: false }`
[INFO] [stdout] b75b4efd3fd263d7d842cb130c330adfdff3522e912093a7c13d818eec442642
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b812d2aef360feb1250229ee2afbe7ec95cb43ea992a56588bf55d03fb4a237d
[INFO] running `Command { std: "docker" "start" "-a" "b812d2aef360feb1250229ee2afbe7ec95cb43ea992a56588bf55d03fb4a237d", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling ring v0.17.7
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]    Compiling rustls v0.20.9
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking rustls-native-certs v0.6.3
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking pem v1.1.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking kanal v0.1.0-pre8
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.17
[INFO] [stderr]     Checking crossbeam-queue v0.3.10
[INFO] [stderr]     Checking crossbeam-channel v0.5.10
[INFO] [stderr]     Checking time v0.3.31
[INFO] [stderr]     Checking crossbeam-deque v0.8.4
[INFO] [stderr]     Checking crossbeam v0.8.3
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking yasna v0.5.2
[INFO] [stderr]     Checking ark-std v0.4.0
[INFO] [stderr]     Checking rcgen v0.9.3
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stderr]    Compiling ark-serialize-derive v0.4.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-asm v0.4.2
[INFO] [stderr]    Compiling ark-ff-macros v0.4.2
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking ark-serialize v0.4.2
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking ark-ff v0.4.2
[INFO] [stderr]     Checking quinn-proto v0.9.6
[INFO] [stderr]     Checking serde v1.0.195
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking quinn-udp v0.3.2
[INFO] [stderr]     Checking quinn v0.9.4
[INFO] [stderr]     Checking serde_json v1.0.111
[INFO] [stderr]     Checking ark-poly v0.4.2
[INFO] [stderr]     Checking ark-ec v0.4.2
[INFO] [stderr]  Documenting ark-mpc v0.1.2 (/opt/rustwide/workdir)
[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(inherent_associated_types)]
[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 `ark-mpc`
[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 ark_mpc src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=3734f050245befbc -L dependency=/opt/rustwide/target/debug/deps --extern ark_ec=/opt/rustwide/target/debug/deps/libark_ec-4a990a51602fa9a5.rmeta --extern ark_ff=/opt/rustwide/target/debug/deps/libark_ff-7c06a2805c7463af.rmeta --extern ark_poly=/opt/rustwide/target/debug/deps/libark_poly-ec3fcdfb41d7446f.rmeta --extern ark_serialize=/opt/rustwide/target/debug/deps/libark_serialize-fd148bc7cf89d5e1.rmeta --extern ark_std=/opt/rustwide/target/debug/deps/libark_std-3d102a7eeb72fe68.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-11ed08d61893e9ac.so --extern bytes=/opt/rustwide/target/debug/deps/libbytes-19782e77171d7466.rmeta --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-ba9a0ef5eb983ead.rmeta --extern digest=/opt/rustwide/target/debug/deps/libdigest-acfb33a82ad491ee.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-cb2323625ef63a3c.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-dbd7922ddc771bc2.rmeta --extern kanal=/opt/rustwide/target/debug/deps/libkanal-0860dbd0510befa0.rmeta --extern num_bigint=/opt/rustwide/target/debug/deps/libnum_bigint-2b48a465df2c9e56.rmeta --extern quinn=/opt/rustwide/target/debug/deps/libquinn-4c85c664baef08a6.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-7c14306ccbf0b227.rmeta --extern rcgen=/opt/rustwide/target/debug/deps/librcgen-5848d68975abc3b3.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-97a1b2d1b6045209.rmeta --extern rustls=/opt/rustwide/target/debug/deps/librustls-2f03d19829c7d4b5.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-3677ff5ef13c4505.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-4d6978482fb3a7b2.rmeta --extern sha3=/opt/rustwide/target/debug/deps/libsha3-a06535036482ea30.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-9ae656989adcaf71.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-c1aa92d8d3bfb75d.rmeta --extern zeroize=/opt/rustwide/target/debug/deps/libzeroize-2f1a9cb8bec448d3.rmeta --cap-lints=warn --crate-version 0.1.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b812d2aef360feb1250229ee2afbe7ec95cb43ea992a56588bf55d03fb4a237d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b812d2aef360feb1250229ee2afbe7ec95cb43ea992a56588bf55d03fb4a237d", kill_on_drop: false }`
[INFO] [stdout] b812d2aef360feb1250229ee2afbe7ec95cb43ea992a56588bf55d03fb4a237d
[INFO] documenting ark-mpc-0.1.2 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate ark-mpc 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate ark-mpc 0.1.2 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate ark-mpc 0.1.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ark-mpc 0.1.2
[INFO] tweaked toml for crates.io crate ark-mpc 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b6ece86000bb7df1c97fd034bf235ecd5ec40807fb03ef8f77ddc6176c9b137
[INFO] running `Command { std: "docker" "start" "-a" "0b6ece86000bb7df1c97fd034bf235ecd5ec40807fb03ef8f77ddc6176c9b137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b6ece86000bb7df1c97fd034bf235ecd5ec40807fb03ef8f77ddc6176c9b137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b6ece86000bb7df1c97fd034bf235ecd5ec40807fb03ef8f77ddc6176c9b137", kill_on_drop: false }`
[INFO] [stdout] 0b6ece86000bb7df1c97fd034bf235ecd5ec40807fb03ef8f77ddc6176c9b137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12b19ce56164b8e4ed855b4a23bebf123feb3060a8b994d7b9bb24f6e2acb70b
[INFO] running `Command { std: "docker" "start" "-a" "12b19ce56164b8e4ed855b4a23bebf123feb3060a8b994d7b9bb24f6e2acb70b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling ring v0.17.7
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]    Compiling rustls v0.20.9
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking rustls-native-certs v0.6.3
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking pem v1.1.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking kanal v0.1.0-pre8
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking crossbeam-epoch v0.9.17
[INFO] [stderr]     Checking crossbeam-channel v0.5.10
[INFO] [stderr]     Checking crossbeam-queue v0.3.10
[INFO] [stderr]     Checking crossbeam-deque v0.8.4
[INFO] [stderr]     Checking time v0.3.31
[INFO] [stderr]     Checking crossbeam v0.8.3
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking yasna v0.5.2
[INFO] [stderr]     Checking ark-std v0.4.0
[INFO] [stderr]     Checking rcgen v0.9.3
[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]    Compiling ark-serialize-derive v0.4.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-asm v0.4.2
[INFO] [stderr]    Compiling ark-ff-macros v0.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]     Checking ark-serialize v0.4.2
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking ark-ff v0.4.2
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking quinn-proto v0.9.6
[INFO] [stderr]     Checking serde v1.0.195
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking quinn-udp v0.3.2
[INFO] [stderr]     Checking quinn v0.9.4
[INFO] [stderr]     Checking serde_json v1.0.111
[INFO] [stderr]     Checking ark-poly v0.4.2
[INFO] [stderr]     Checking ark-ec v0.4.2
[INFO] [stderr]  Documenting ark-mpc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(inherent_associated_types)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 `ark-mpc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name ark_mpc src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=1d5593ca781503f6 -L dependency=/opt/rustwide/target/debug/deps --extern ark_ec=/opt/rustwide/target/debug/deps/libark_ec-a8e2e51c465435ca.rmeta --extern ark_ff=/opt/rustwide/target/debug/deps/libark_ff-c9ce717459210cdd.rmeta --extern ark_poly=/opt/rustwide/target/debug/deps/libark_poly-e1b16781c10a06e1.rmeta --extern ark_serialize=/opt/rustwide/target/debug/deps/libark_serialize-217fe5c54f8c0af5.rmeta --extern ark_std=/opt/rustwide/target/debug/deps/libark_std-8935acecbe5c9dfe.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-2dd76977419d639d.so --extern bytes=/opt/rustwide/target/debug/deps/libbytes-c0a5d3e6d3fe5695.rmeta --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-cb7726626fc92658.rmeta --extern digest=/opt/rustwide/target/debug/deps/libdigest-709e695435d3e12a.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-4f069014d47246d5.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-caa732e6743421e5.rmeta --extern kanal=/opt/rustwide/target/debug/deps/libkanal-15bc31227fa428b5.rmeta --extern num_bigint=/opt/rustwide/target/debug/deps/libnum_bigint-96fc13e7e50119c0.rmeta --extern quinn=/opt/rustwide/target/debug/deps/libquinn-e505e49aa6fda263.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-18e66615676d5b38.rmeta --extern rcgen=/opt/rustwide/target/debug/deps/librcgen-5149f3b0d2472009.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-20c28a0ef1f73e21.rmeta --extern rustls=/opt/rustwide/target/debug/deps/librustls-8a297d67102e1804.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-c4dba4233f8f841d.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-9bc5179055deadbf.rmeta --extern sha3=/opt/rustwide/target/debug/deps/libsha3-6ed2e46adaa21f00.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-a8c0d20965bdd242.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-2905cbc6fcd7f243.rmeta --extern zeroize=/opt/rustwide/target/debug/deps/libzeroize-4c7a8e56ef7f7e9f.rmeta --cap-lints=warn --crate-version 0.1.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "12b19ce56164b8e4ed855b4a23bebf123feb3060a8b994d7b9bb24f6e2acb70b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12b19ce56164b8e4ed855b4a23bebf123feb3060a8b994d7b9bb24f6e2acb70b", kill_on_drop: false }`
[INFO] [stdout] 12b19ce56164b8e4ed855b4a23bebf123feb3060a8b994d7b9bb24f6e2acb70b
