[INFO] fetching crate zipng 0.20221122.0-dev.3...
[INFO] documenting zipng-0.20221122.0-dev.3 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] extracting crate zipng 0.20221122.0-dev.3 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate zipng 0.20221122.0-dev.3 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate zipng 0.20221122.0-dev.3
[INFO] finished tweaking crates.io crate zipng 0.20221122.0-dev.3
[INFO] tweaked toml for crates.io crate zipng 0.20221122.0-dev.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate zipng 0.20221122.0-dev.3 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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simd-adler32 v0.3.4
[INFO] [stderr]   Downloaded crc-catalog v2.1.0
[INFO] [stderr]   Downloaded crc v3.0.0
[INFO] [stderr]   Downloaded serde_json v1.0.88
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f6fa6d6c4b152fc967cb3d520eb7051bd734665a14f6f88ff691d5360c32408
[INFO] running `Command { std: "docker" "start" "-a" "1f6fa6d6c4b152fc967cb3d520eb7051bd734665a14f6f88ff691d5360c32408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f6fa6d6c4b152fc967cb3d520eb7051bd734665a14f6f88ff691d5360c32408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f6fa6d6c4b152fc967cb3d520eb7051bd734665a14f6f88ff691d5360c32408", kill_on_drop: false }`
[INFO] [stdout] 1f6fa6d6c4b152fc967cb3d520eb7051bd734665a14f6f88ff691d5360c32408
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e789cf59a0985d0c194f962cc736356125405ebe15a62dd346b7f743b12a52c2
[INFO] running `Command { std: "docker" "start" "-a" "e789cf59a0985d0c194f962cc736356125405ebe15a62dd346b7f743b12a52c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.88
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking miniz_oxide v0.5.4
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking brotli-decompressor v2.3.2
[INFO] [stderr]     Checking spin v0.9.4
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr]     Checking crc-catalog v2.1.0
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking bstr v1.0.1
[INFO] [stderr]     Checking crc v3.0.0
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking bytemuck v1.12.3
[INFO] [stderr]     Checking simd-adler32 v0.3.4
[INFO] [stderr]     Checking brotli v3.3.4
[INFO] [stderr]     Checking serde_bytes v0.11.7
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]  Documenting zipng v0.20221122.0-dev.3 (/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(doc_cfg, doc_auto_cfg)]
[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 `zipng`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name zipng src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=2dfdc216a2af51d5 -L dependency=/opt/rustwide/target/debug/deps --extern bitvec=/opt/rustwide/target/debug/deps/libbitvec-3de8acd59f33257d.rmeta --extern brotli=/opt/rustwide/target/debug/deps/libbrotli-8ccbd1b04f891d7e.rmeta --extern bstr=/opt/rustwide/target/debug/deps/libbstr-5986323b672b7e02.rmeta --extern bytemuck=/opt/rustwide/target/debug/deps/libbytemuck-3b7ab65b6c1c747b.rmeta --extern crc=/opt/rustwide/target/debug/deps/libcrc-fad1977648a68a63.rmeta --extern derive_more=/opt/rustwide/target/debug/deps/libderive_more-21ce228af17934d9.so --extern flate2=/opt/rustwide/target/debug/deps/libflate2-31b5d6fd4a53077e.rmeta --extern heapless=/opt/rustwide/target/debug/deps/libheapless-b3037e30239429ec.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-6a265abce269be3c.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-2769b09ba0edf029.rmeta --extern serde_bytes=/opt/rustwide/target/debug/deps/libserde_bytes-f6705bad2ff96dd8.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-121268e2cbf059df.rmeta --extern simd_adler32=/opt/rustwide/target/debug/deps/libsimd_adler32-28cc18d981ad1161.rmeta --extern static_assertions=/opt/rustwide/target/debug/deps/libstatic_assertions-0676c5c55130f395.rmeta --extern tap=/opt/rustwide/target/debug/deps/libtap-7024fc89c6248a5a.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-ecb4b435c7fcb0fd.rmeta --cap-lints=warn --crate-version 0.20221122.0-dev.3` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "e789cf59a0985d0c194f962cc736356125405ebe15a62dd346b7f743b12a52c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e789cf59a0985d0c194f962cc736356125405ebe15a62dd346b7f743b12a52c2", kill_on_drop: false }`
[INFO] [stdout] e789cf59a0985d0c194f962cc736356125405ebe15a62dd346b7f743b12a52c2
