[INFO] fetching crate voyager_client 0.3.6...
[INFO] documenting voyager_client-0.3.6 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate voyager_client 0.3.6 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate voyager_client 0.3.6 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/.cargo/config
[INFO] removed /workspace/builds/worker-2-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-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] 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] 37685a39fc587bc8e3031009b991b0612622465b1618573374fe80a5a57143a8
[INFO] running `Command { std: "docker" "start" "-a" "37685a39fc587bc8e3031009b991b0612622465b1618573374fe80a5a57143a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37685a39fc587bc8e3031009b991b0612622465b1618573374fe80a5a57143a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37685a39fc587bc8e3031009b991b0612622465b1618573374fe80a5a57143a8", kill_on_drop: false }`
[INFO] [stdout] 37685a39fc587bc8e3031009b991b0612622465b1618573374fe80a5a57143a8
[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] 3c6824791ac26cbb3d348ef79cb3291ae522e8771885d5e85ae9068efd51d248
[INFO] running `Command { std: "docker" "start" "-a" "3c6824791ac26cbb3d348ef79cb3291ae522e8771885d5e85ae9068efd51d248", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]    Compiling openssl-sys v0.9.98
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling openssl v0.10.62
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking ureq v2.9.1
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking h2 v0.3.22
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking serde v1.0.195
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.111
[INFO] [stderr]     Checking reqwest v0.11.23
[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]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `return_position_impl_trait_in_trait` has been stable since `1.75.0` and no longer requires an attribute to enable
[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: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/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=652410ccfa1286bd -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-fd85f3ee78419db7.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-3199fba72d6cac3a.rmeta --extern dotenv=/opt/rustwide/target/debug/deps/libdotenv-5c7b155fb9ea380a.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-adcbaf8a98132d5a.rmeta --extern matches=/opt/rustwide/target/debug/deps/libmatches-a67b2d414eeb97f4.rmeta --extern pretty_env_logger=/opt/rustwide/target/debug/deps/libpretty_env_logger-6cb3ac609eea80bb.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-11eef7049504afd5.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-8407c28a5cae4f46.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-47e58eed0b347fcc.rmeta --extern ureq=/opt/rustwide/target/debug/deps/libureq-de60087f67092b89.rmeta --cap-lints=warn --crate-version 0.3.6` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "3c6824791ac26cbb3d348ef79cb3291ae522e8771885d5e85ae9068efd51d248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c6824791ac26cbb3d348ef79cb3291ae522e8771885d5e85ae9068efd51d248", kill_on_drop: false }`
[INFO] [stdout] 3c6824791ac26cbb3d348ef79cb3291ae522e8771885d5e85ae9068efd51d248
