[INFO] fetching crate jujube-lib 0.1.1...
[INFO] documenting jujube-lib-0.1.1 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate jujube-lib 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate jujube-lib 0.1.1 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jujube-lib 0.1.1
[INFO] finished tweaking crates.io crate jujube-lib 0.1.1
[INFO] tweaked toml for crates.io crate jujube-lib 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded protobuf-codegen-pure v2.28.0
[INFO] [stderr]   Downloaded linked-hash-map v0.3.0
[INFO] [stderr]   Downloaded protobuf-codegen v2.28.0
[INFO] [stderr]   Downloaded config v0.10.1
[INFO] [stderr]   Downloaded serde_test v0.8.23
[INFO] [stderr]   Downloaded test-case v1.2.3
[INFO] [stderr]   Downloaded backoff v0.2.1
[INFO] [stderr]   Downloaded zstd-safe v3.0.1+zstd.1.4.9
[INFO] [stderr]   Downloaded zstd v0.6.1+zstd.1.4.9
[INFO] [stderr]   Downloaded zstd-sys v1.4.20+zstd.1.4.9
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c291d3505c95c9d8c6dd8964e06c2b0fd5cdcddceec76cb1d7ca364bd150812e
[INFO] running `Command { std: "docker" "start" "-a" "c291d3505c95c9d8c6dd8964e06c2b0fd5cdcddceec76cb1d7ca364bd150812e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c291d3505c95c9d8c6dd8964e06c2b0fd5cdcddceec76cb1d7ca364bd150812e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c291d3505c95c9d8c6dd8964e06c2b0fd5cdcddceec76cb1d7ca364bd150812e", kill_on_drop: false }`
[INFO] [stdout] c291d3505c95c9d8c6dd8964e06c2b0fd5cdcddceec76cb1d7ca364bd150812e
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29a2a380e53b844afdc4f9672dbcaef4d91a179655e187637b34d041d971ee30
[INFO] running `Command { std: "docker" "start" "-a" "29a2a380e53b844afdc4f9672dbcaef4d91a179655e187637b34d041d971ee30", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]    Compiling rustix v0.37.18
[INFO] [stderr]    Compiling zstd-safe v3.0.1+zstd.1.4.9
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking linux-raw-sys v0.3.6
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking iana-time-zone v0.1.56
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking whoami v1.4.0
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking blake2 v0.9.2
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking regex v1.8.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]     Checking chrono v0.4.24
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]    Compiling libz-sys v1.1.9
[INFO] [stderr]    Compiling openssl-sys v0.9.87
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling zstd-sys v1.4.20+zstd.1.4.9
[INFO] [stderr]    Compiling libgit2-sys v0.12.26+1.3.0
[INFO] [stderr]     Checking backoff v0.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]    Compiling protobuf-codegen v2.28.0
[INFO] [stderr]     Checking tempfile v3.5.0
[INFO] [stderr]    Compiling protobuf-codegen-pure v2.28.0
[INFO] [stderr]     Checking thiserror v1.0.40
[INFO] [stderr]    Compiling jujube-lib v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking git2 v0.13.25
[INFO] [stderr]     Checking zstd v0.6.1+zstd.1.4.9
[INFO] [stderr]  Documenting jujube-lib v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(get_mut_unchecked)]
[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 `jujube-lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name jujube_lib src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b37f7bc87b9a5b9a -L dependency=/opt/rustwide/target/debug/deps --extern backoff=/opt/rustwide/target/debug/deps/libbackoff-15672bb2d627b40c.rmeta --extern blake2=/opt/rustwide/target/debug/deps/libblake2-0a260e43be94ef78.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-f66b59f6631a5df0.rmeta --extern bytes=/opt/rustwide/target/debug/deps/libbytes-cdba088f09c8631e.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-d74641a82e496352.rmeta --extern config=/opt/rustwide/target/debug/deps/libconfig-343ccc1598d833fa.rmeta --extern diff=/opt/rustwide/target/debug/deps/libdiff-9f50ff12ae33aa13.rmeta --extern dirs=/opt/rustwide/target/debug/deps/libdirs-1ff55b766451cff4.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-17775403abe58c22.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-7658a505e7fe0549.rmeta --extern maplit=/opt/rustwide/target/debug/deps/libmaplit-62b69cc89278a314.rmeta --extern protobuf=/opt/rustwide/target/debug/deps/libprotobuf-c17042c07aa2072a.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-50ec82a15fa95f86.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-60e137dca47e7fe3.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-1442d83304e0977e.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-5b9b606509dfb04a.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-8f139c6c05bed117.rmeta --extern whoami=/opt/rustwide/target/debug/deps/libwhoami-57a1fda6ba93a023.rmeta --extern zstd=/opt/rustwide/target/debug/deps/libzstd-37fcc3f0b772059d.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "29a2a380e53b844afdc4f9672dbcaef4d91a179655e187637b34d041d971ee30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29a2a380e53b844afdc4f9672dbcaef4d91a179655e187637b34d041d971ee30", kill_on_drop: false }`
[INFO] [stdout] 29a2a380e53b844afdc4f9672dbcaef4d91a179655e187637b34d041d971ee30
