[INFO] fetching crate parsli 0.1.2...
[INFO] documenting parsli-0.1.2 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate parsli 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate parsli 0.1.2 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-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate parsli 0.1.2
[INFO] finished tweaking crates.io crate parsli 0.1.2
[INFO] tweaked toml for crates.io crate parsli 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate parsli 0.1.2 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 indexmap v1.9.0
[INFO] [stderr]   Downloaded portable-atomic v0.3.18
[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] e16af788f5e43ac28a374ce1a393c5854337083ba1a8379c5a2afeb0b120aaf1
[INFO] running `Command { std: "docker" "start" "-a" "e16af788f5e43ac28a374ce1a393c5854337083ba1a8379c5a2afeb0b120aaf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e16af788f5e43ac28a374ce1a393c5854337083ba1a8379c5a2afeb0b120aaf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e16af788f5e43ac28a374ce1a393c5854337083ba1a8379c5a2afeb0b120aaf1", kill_on_drop: false }`
[INFO] [stdout] e16af788f5e43ac28a374ce1a393c5854337083ba1a8379c5a2afeb0b120aaf1
[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] b05fdd62ab42d67386da440dc7ef0fa016dd32bb2cf1736220ac809e1e3ac283
[INFO] running `Command { std: "docker" "start" "-a" "b05fdd62ab42d67386da440dc7ef0fa016dd32bb2cf1736220ac809e1e3ac283", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling portable-atomic v0.3.18
[INFO] [stderr]     Checking hashbrown v0.12.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking fixedbitset v0.4.1
[INFO] [stderr]     Checking dot v0.1.4
[INFO] [stderr]    Compiling indexmap v1.9.0
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking console v0.15.2
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking petgraph v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking indicatif v0.17.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]  Documenting parsli v0.1.2 (/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(fn_traits, unboxed_closures, trait_alias, type_alias_impl_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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 `parsli`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name parsli src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e6ad29e703ca77d2 -L dependency=/opt/rustwide/target/debug/deps --extern console=/opt/rustwide/target/debug/deps/libconsole-ae555c7f5537b8b0.rmeta --extern dot=/opt/rustwide/target/debug/deps/libdot-e6af55bce1996eff.rmeta --extern indicatif=/opt/rustwide/target/debug/deps/libindicatif-891633fd8eb9bbf6.rmeta --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-d5b5864224e930ee.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-11af72c48ef84f10.rmeta --extern threadpool=/opt/rustwide/target/debug/deps/libthreadpool-e6517cdefb2bdec7.rmeta --cap-lints=warn --crate-version 0.1.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b05fdd62ab42d67386da440dc7ef0fa016dd32bb2cf1736220ac809e1e3ac283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b05fdd62ab42d67386da440dc7ef0fa016dd32bb2cf1736220ac809e1e3ac283", kill_on_drop: false }`
[INFO] [stdout] b05fdd62ab42d67386da440dc7ef0fa016dd32bb2cf1736220ac809e1e3ac283
