[INFO] fetching crate streamlink 0.3.1...
[INFO] documenting streamlink-0.3.1 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate streamlink 0.3.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate streamlink 0.3.1 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 streamlink 0.3.1
[INFO] finished tweaking crates.io crate streamlink 0.3.1
[INFO] tweaked toml for crates.io crate streamlink 0.3.1 written to /workspace/builds/worker-7-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 indicatif v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 74fb44c6f688d6a165af0d0cee218244fa0539b8a9bb027537bd09f7398e8109
[INFO] running `Command { std: "docker" "start" "-a" "74fb44c6f688d6a165af0d0cee218244fa0539b8a9bb027537bd09f7398e8109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74fb44c6f688d6a165af0d0cee218244fa0539b8a9bb027537bd09f7398e8109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74fb44c6f688d6a165af0d0cee218244fa0539b8a9bb027537bd09f7398e8109", kill_on_drop: false }`
[INFO] [stdout] 74fb44c6f688d6a165af0d0cee218244fa0539b8a9bb027537bd09f7398e8109
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 31884c504e1a03c4ad7d01041b63c0ac3f7e04a283645ea917f1f4bffea61c7a
[INFO] running `Command { std: "docker" "start" "-a" "31884c504e1a03c4ad7d01041b63c0ac3f7e04a283645ea917f1f4bffea61c7a", kill_on_drop: false }`
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking ucd-util v0.1.10
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]     Checking gimli v0.27.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking object v0.30.3
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking utf8-ranges v1.0.5
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking clicolors-control v0.2.0
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking console v0.15.5
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking regex v1.8.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking console v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]     Checking addr2line v0.19.0
[INFO] [stderr]     Checking indicatif v0.9.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]  Documenting streamlink v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(conservative_impl_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `conservative_impl_trait` has been stable since `1.26.0` and no longer requires an attribute to enable
[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 `streamlink`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name streamlink src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=81d8310db690e894 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-19d0886c549a449a.rmeta --extern console=/opt/rustwide/target/debug/deps/libconsole-c567f68a1e3d529b.rmeta --extern error_chain=/opt/rustwide/target/debug/deps/liberror_chain-8106f1b5113de859.rmeta --extern indicatif=/opt/rustwide/target/debug/deps/libindicatif-c12e1fcd4ce47956.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-b6956e1a4b2bd63a.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-1e3f81b92e3ccf1e.so --extern toml=/opt/rustwide/target/debug/deps/libtoml-d55e3181d7b84e03.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-11925dc5ce81d6dd.rmeta --cap-lints=warn --crate-version 0.3.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "31884c504e1a03c4ad7d01041b63c0ac3f7e04a283645ea917f1f4bffea61c7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31884c504e1a03c4ad7d01041b63c0ac3f7e04a283645ea917f1f4bffea61c7a", kill_on_drop: false }`
[INFO] [stdout] 31884c504e1a03c4ad7d01041b63c0ac3f7e04a283645ea917f1f4bffea61c7a
