[INFO] fetching crate opencontainers 0.0.0-alpha.2...
[INFO] documenting opencontainers-0.0.0-alpha.2 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate opencontainers 0.0.0-alpha.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate opencontainers 0.0.0-alpha.2 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 opencontainers 0.0.0-alpha.2
[INFO] finished tweaking crates.io crate opencontainers 0.0.0-alpha.2
[INFO] tweaked toml for crates.io crate opencontainers 0.0.0-alpha.2 written to /workspace/builds/worker-6-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 ttl_cache v0.5.1
[INFO] [stderr]   Downloaded hyperx v0.13.2
[INFO] [stderr]   Downloaded www-authenticate v0.3.0
[INFO] [stderr]   Downloaded pretty_env_logger v0.3.1
[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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3aee1d729fc0a488317bd24c57f6715c4da760959a3cdb42caec3b15b449c59
[INFO] running `Command { std: "docker" "start" "-a" "a3aee1d729fc0a488317bd24c57f6715c4da760959a3cdb42caec3b15b449c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3aee1d729fc0a488317bd24c57f6715c4da760959a3cdb42caec3b15b449c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3aee1d729fc0a488317bd24c57f6715c4da760959a3cdb42caec3b15b449c59", kill_on_drop: false }`
[INFO] [stdout] a3aee1d729fc0a488317bd24c57f6715c4da760959a3cdb42caec3b15b449c59
[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" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3d88bd0ef13cf682fc03cf16cdbc867a98bdfac1b4c07be1be6d84a362a0a6d
[INFO] running `Command { std: "docker" "start" "-a" "b3d88bd0ef13cf682fc03cf16cdbc867a98bdfac1b4c07be1be6d84a362a0a6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.63
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking publicsuffix v1.5.6
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking ttl_cache v0.5.1
[INFO] [stderr]    Compiling openssl-sys v0.9.99
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking hyperx v0.13.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking www-authenticate v0.3.0
[INFO] [stderr]    Compiling pest v2.7.7
[INFO] [stderr]    Compiling pest_meta v2.7.7
[INFO] [stderr]    Compiling pest_generator v2.7.7
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]    Compiling pest_derive v2.7.7
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking chrono v0.4.34
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]  Documenting opencontainers v0.0.0-alpha.2 (/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(never_type)]
[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 `opencontainers`
[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=2018 --crate-type lib --crate-name opencontainers src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=fd2e054bee0ee858 -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-8d2fd51cdc171f49.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-0cc57c8ff51e897e.rmeta --extern hyperx=/opt/rustwide/target/debug/deps/libhyperx-6eba4565fe07bc07.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-7fe0807640814e58.rmeta --extern pest=/opt/rustwide/target/debug/deps/libpest-0abf0240f56e42a0.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-ddc75b2018d5c849.so --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-dcd75e275eada6ed.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-2ce2a5a9da83ad83.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-e60198f924f79d46.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-3c4c6265586183ac.rmeta --extern ttl_cache=/opt/rustwide/target/debug/deps/libttl_cache-5d22922c82cce079.rmeta --extern www_authenticate=/opt/rustwide/target/debug/deps/libwww_authenticate-d51d9f57d62418a7.rmeta --cap-lints=warn --crate-version 0.0.0-alpha.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b3d88bd0ef13cf682fc03cf16cdbc867a98bdfac1b4c07be1be6d84a362a0a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3d88bd0ef13cf682fc03cf16cdbc867a98bdfac1b4c07be1be6d84a362a0a6d", kill_on_drop: false }`
[INFO] [stdout] b3d88bd0ef13cf682fc03cf16cdbc867a98bdfac1b4c07be1be6d84a362a0a6d
[INFO] documenting opencontainers-0.0.0-alpha.2 against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] extracting crate opencontainers 0.0.0-alpha.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate opencontainers 0.0.0-alpha.2 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate opencontainers 0.0.0-alpha.2
[INFO] finished tweaking crates.io crate opencontainers 0.0.0-alpha.2
[INFO] tweaked toml for crates.io crate opencontainers 0.0.0-alpha.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "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-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b24d2236e180f292572fd85e391bb3a6c5992e644c6252de974d0a9cbe4b256e
[INFO] running `Command { std: "docker" "start" "-a" "b24d2236e180f292572fd85e391bb3a6c5992e644c6252de974d0a9cbe4b256e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b24d2236e180f292572fd85e391bb3a6c5992e644c6252de974d0a9cbe4b256e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b24d2236e180f292572fd85e391bb3a6c5992e644c6252de974d0a9cbe4b256e", kill_on_drop: false }`
[INFO] [stdout] b24d2236e180f292572fd85e391bb3a6c5992e644c6252de974d0a9cbe4b256e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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-2024-02-10" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d28475bd059c21162feafca8fbda3d211f678e37bb47468750885d51d266edda
[INFO] running `Command { std: "docker" "start" "-a" "d28475bd059c21162feafca8fbda3d211f678e37bb47468750885d51d266edda", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling openssl v0.10.63
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking publicsuffix v1.5.6
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking ttl_cache v0.5.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling openssl-sys v0.9.99
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking hyperx v0.13.2
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking www-authenticate v0.3.0
[INFO] [stderr]    Compiling pest v2.7.7
[INFO] [stderr]    Compiling pest_meta v2.7.7
[INFO] [stderr]    Compiling pest_generator v2.7.7
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]    Compiling pest_derive v2.7.7
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking chrono v0.4.34
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]  Documenting opencontainers v0.0.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(never_type)]
[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 `opencontainers`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2024-02-10-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type lib --crate-name opencontainers src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=f02862de7b2feea4 -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-d2094a86af6bb3b1.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-0325369a779435c3.rmeta --extern hyperx=/opt/rustwide/target/debug/deps/libhyperx-8a3da1a29c15b8c2.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-7502f808f5fce876.rmeta --extern pest=/opt/rustwide/target/debug/deps/libpest-bb8c845c1efef4c7.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-561d36563c338679.so --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-b690fff36c5b7aa7.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-3d1c73eebf85dc63.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-de6678ea7f4d33c5.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-481f4f4addca1840.rmeta --extern ttl_cache=/opt/rustwide/target/debug/deps/libttl_cache-386c87c61749fbf9.rmeta --extern www_authenticate=/opt/rustwide/target/debug/deps/libwww_authenticate-c8cd8c59192f0075.rmeta --cap-lints=warn --crate-version 0.0.0-alpha.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "d28475bd059c21162feafca8fbda3d211f678e37bb47468750885d51d266edda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d28475bd059c21162feafca8fbda3d211f678e37bb47468750885d51d266edda", kill_on_drop: false }`
[INFO] [stdout] d28475bd059c21162feafca8fbda3d211f678e37bb47468750885d51d266edda
