[INFO] fetching crate voyager_client 0.3.6...
[INFO] documenting voyager_client-0.3.6 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate voyager_client 0.3.6 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate voyager_client 0.3.6 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] removed /workspace/builds/worker-3-tc1/source/.cargo/config
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate voyager_client 0.3.6
[INFO] finished tweaking crates.io crate voyager_client 0.3.6
[INFO] tweaked toml for crates.io crate voyager_client 0.3.6 written to /workspace/builds/worker-3-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] [stderr]     Blocking waiting for file lock on package cache
[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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 1f07e64644b37f48026f622d0e6dfa8dd8b1c1326252591ec02fa2054de90974
[INFO] running `Command { std: "docker" "start" "-a" "1f07e64644b37f48026f622d0e6dfa8dd8b1c1326252591ec02fa2054de90974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f07e64644b37f48026f622d0e6dfa8dd8b1c1326252591ec02fa2054de90974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f07e64644b37f48026f622d0e6dfa8dd8b1c1326252591ec02fa2054de90974", kill_on_drop: false }`
[INFO] [stdout] 1f07e64644b37f48026f622d0e6dfa8dd8b1c1326252591ec02fa2054de90974
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0e91c8baabe96659e2fc5dc1934781fe735383fe5a4e617f48489b3643cd65ca
[INFO] running `Command { std: "docker" "start" "-a" "0e91c8baabe96659e2fc5dc1934781fe735383fe5a4e617f48489b3643cd65ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]     Checking native-tls v0.2.11
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking regex v1.8.1
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking webpki-roots v0.22.6
[INFO] [stderr]     Checking h2 v0.3.18
[INFO] [stderr]     Checking serde_json v1.0.96
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking ureq v2.6.2
[INFO] [stderr]     Checking hyper v0.14.26
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.17
[INFO] [stderr]  Documenting voyager_client v0.3.6 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | #![feature(return_position_impl_trait_in_trait)]
[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:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | #![feature(associated_type_defaults)]
[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:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | #![feature(type_alias_impl_trait)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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 `voyager_client`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name nerva src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=f75a1d6b13aa3c5e -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-3570d1a0a25354c2.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-1f0708ee7176493c.rmeta --extern dotenv=/opt/rustwide/target/debug/deps/libdotenv-cd86dd85a907a92e.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-83c76fb4ff61e17e.rmeta --extern matches=/opt/rustwide/target/debug/deps/libmatches-8342d937567dfefd.rmeta --extern pretty_env_logger=/opt/rustwide/target/debug/deps/libpretty_env_logger-cf494d06e179c055.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-5c1e0d44f0b33eaf.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-c328f1015fdb0e77.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-517f391becebfa9b.rmeta --extern ureq=/opt/rustwide/target/debug/deps/libureq-a9bf2a9e60b332e5.rmeta --cap-lints=warn --crate-version 0.3.6` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "0e91c8baabe96659e2fc5dc1934781fe735383fe5a4e617f48489b3643cd65ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e91c8baabe96659e2fc5dc1934781fe735383fe5a4e617f48489b3643cd65ca", kill_on_drop: false }`
[INFO] [stdout] 0e91c8baabe96659e2fc5dc1934781fe735383fe5a4e617f48489b3643cd65ca
