[INFO] cloning repository https://github.com/caldwell/syncron
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/caldwell/syncron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaldwell%2Fsyncron", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaldwell%2Fsyncron'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d26409bdb7509413196cbe55b10b3859ee4b3e36
[INFO] documenting caldwell/syncron 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%2Fcaldwell%2Fsyncron" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/caldwell/syncron 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 git repo https://github.com/caldwell/syncron
[INFO] finished tweaking git repo https://github.com/caldwell/syncron
[INFO] tweaked toml for git repo https://github.com/caldwell/syncron written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/caldwell/syncron 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded onig v6.3.1
[INFO] [stderr]   Downloaded rocket_db_pools v0.1.0-rc.2
[INFO] [stderr]   Downloaded simple_logger v2.2.0
[INFO] [stderr]   Downloaded rocket_db_pools_codegen v0.1.0-rc.2
[INFO] [stderr]   Downloaded paste v1.0.8
[INFO] [stderr]   Downloaded async-compression v0.3.13
[INFO] [stderr]   Downloaded onig_sys v69.7.1
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[INFO] [stderr]   Downloaded tracing-subscriber v0.3.6
[INFO] [stderr]   Downloaded syntect v4.6.0
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe4529f531612ae311f0341f3e33266422beb30384df650f653a44305cdf7a59
[INFO] running `Command { std: "docker" "start" "-a" "fe4529f531612ae311f0341f3e33266422beb30384df650f653a44305cdf7a59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe4529f531612ae311f0341f3e33266422beb30384df650f653a44305cdf7a59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe4529f531612ae311f0341f3e33266422beb30384df650f653a44305cdf7a59", kill_on_drop: false }`
[INFO] [stdout] fe4529f531612ae311f0341f3e33266422beb30384df650f653a44305cdf7a59
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/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] daeb4821d6dc6889b042590dbb158523727be845713992e94fdf25d4e8d7a0a6
[INFO] running `Command { std: "docker" "start" "-a" "daeb4821d6dc6889b042590dbb158523727be845713992e94fdf25d4e8d7a0a6", kill_on_drop: false }`
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[INFO] [stderr]  Documenting syncron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> syncron.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(iter_intersperse)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> syncron.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(async_closure)]
[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 `syncron`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name syncron syncron.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=dd9b2b3655586739 -L dependency=/opt/rustwide/target/debug/deps --extern base16ct=/opt/rustwide/target/debug/deps/libbase16ct-f008fd903c4ea770.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-65acfec41f3ca101.rmeta --extern comrak=/opt/rustwide/target/debug/deps/libcomrak-3006601262c3dc5c.rmeta --extern docopt=/opt/rustwide/target/debug/deps/libdocopt-ecc1bb21f733936a.rmeta --extern figment=/opt/rustwide/target/debug/deps/libfigment-c6c027ca50077a74.rmeta --extern getrandom=/opt/rustwide/target/debug/deps/libgetrandom-cdeef337a459f83f.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-83c76fb4ff61e17e.rmeta --extern nix=/opt/rustwide/target/debug/deps/libnix-d81224ebcf0559f3.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-ecd7d727d43f3b2d.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-a1ae3cb15056ffd1.rmeta --extern rocket=/opt/rustwide/target/debug/deps/librocket-a65dacfe69e04995.rmeta --extern rocket_db_pools=/opt/rustwide/target/debug/deps/librocket_db_pools-e77abd46f4d27d79.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-225c86eb4487a283.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-d268d1675800a766.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-05c6ec1fba63fa3f.rmeta --extern sqlx=/opt/rustwide/target/debug/deps/libsqlx-12945827f5fcc42c.rmeta --extern stderrlog=/opt/rustwide/target/debug/deps/libstderrlog-a575295adf16c7a6.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-53a3afc8f4512477.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-a95bc78f7d7a0b14.rmeta --extern zip=/opt/rustwide/target/debug/deps/libzip-18d2e3851d8931cb.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "daeb4821d6dc6889b042590dbb158523727be845713992e94fdf25d4e8d7a0a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daeb4821d6dc6889b042590dbb158523727be845713992e94fdf25d4e8d7a0a6", kill_on_drop: false }`
[INFO] [stdout] daeb4821d6dc6889b042590dbb158523727be845713992e94fdf25d4e8d7a0a6
