[INFO] cloning repository https://github.com/JulianKniephoff/snek
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JulianKniephoff/snek" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJulianKniephoff%2Fsnek", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJulianKniephoff%2Fsnek'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95171f5d2ac5e02ed114e911a175de71771fa333
[INFO] documenting JulianKniephoff/snek against 1.69.0 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJulianKniephoff%2Fsnek" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JulianKniephoff/snek 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-6-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/JulianKniephoff/snek
[INFO] finished tweaking git repo https://github.com/JulianKniephoff/snek
[INFO] tweaked toml for git repo https://github.com/JulianKniephoff/snek written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/JulianKniephoff/snek 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 18fcc41543c07835e9f356c02c6a3c4869a1558095fbf96e9f918b9a7667ec26
[INFO] running `Command { std: "docker" "start" "-a" "18fcc41543c07835e9f356c02c6a3c4869a1558095fbf96e9f918b9a7667ec26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18fcc41543c07835e9f356c02c6a3c4869a1558095fbf96e9f918b9a7667ec26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18fcc41543c07835e9f356c02c6a3c4869a1558095fbf96e9f918b9a7667ec26", kill_on_drop: false }`
[INFO] [stdout] 18fcc41543c07835e9f356c02c6a3c4869a1558095fbf96e9f918b9a7667ec26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8300dd207bec9b14c4a51f363d0e6cbafc43167e3e54ab6b4492272b9c80444c
[INFO] running `Command { std: "docker" "start" "-a" "8300dd207bec9b14c4a51f363d0e6cbafc43167e3e54ab6b4492272b9c80444c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.84
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling bumpalo v3.12.0
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling wasm-bindgen v0.2.84
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.84
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.84
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.84
[INFO] [stderr]     Checking js-sys v0.3.61
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking web-sys v0.3.61
[INFO] [stderr]  Documenting snek v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(stmt_expr_attributes)]
[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:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(rustc_attrs)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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 `snek`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type cdylib --crate-name snek src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=c26c061ffde12c00 -L dependency=/opt/rustwide/target/debug/deps --extern console_error_panic_hook=/opt/rustwide/target/debug/deps/libconsole_error_panic_hook-fde7f824f722ffdb.rmeta --extern getrandom=/opt/rustwide/target/debug/deps/libgetrandom-5c5c6267495780e8.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-a4a7b41db0ece244.rmeta --extern wasm_bindgen=/opt/rustwide/target/debug/deps/libwasm_bindgen-de696f04df41ad66.rmeta --extern web_sys=/opt/rustwide/target/debug/deps/libweb_sys-29c9e516b51c0c96.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "8300dd207bec9b14c4a51f363d0e6cbafc43167e3e54ab6b4492272b9c80444c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8300dd207bec9b14c4a51f363d0e6cbafc43167e3e54ab6b4492272b9c80444c", kill_on_drop: false }`
[INFO] [stdout] 8300dd207bec9b14c4a51f363d0e6cbafc43167e3e54ab6b4492272b9c80444c
