[INFO] fetching crate battler 0.1.0...
[INFO] documenting battler-0.1.0 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate battler 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate battler 0.1.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate battler 0.1.0
[INFO] finished tweaking crates.io crate battler 0.1.0
[INFO] tweaked toml for crates.io crate battler 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.9.3
[INFO] [stderr]   Downloaded serde_string_enum v0.2.1
[INFO] [stderr]   Downloaded zone-alloc-strong-handle-derive v0.1.2
[INFO] [stderr]   Downloaded zone-alloc v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 492aa3b4852fddbb846dc3c5e70e4eef54f2177d13f6fec97e513d83565a1390
[INFO] running `Command { std: "docker" "start" "-a" "492aa3b4852fddbb846dc3c5e70e4eef54f2177d13f6fec97e513d83565a1390", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "492aa3b4852fddbb846dc3c5e70e4eef54f2177d13f6fec97e513d83565a1390", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "492aa3b4852fddbb846dc3c5e70e4eef54f2177d13f6fec97e513d83565a1390", kill_on_drop: false }`
[INFO] [stdout] 492aa3b4852fddbb846dc3c5e70e4eef54f2177d13f6fec97e513d83565a1390
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfd33755ea929408a57785136b685326f1728e0c2f524e1df96473f57f07a0d4
[INFO] running `Command { std: "docker" "start" "-a" "cfd33755ea929408a57785136b685326f1728e0c2f524e1df96473f57f07a0d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling ahash v0.8.8
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling indexmap v2.2.3
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking zone-alloc v0.1.2
[INFO] [stderr]     Checking getrandom v0.2.12
[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 toml_edit v0.19.15
[INFO] [stderr]     Checking uuid v1.7.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling serde_string_enum v0.2.1
[INFO] [stderr]    Compiling zone-alloc-strong-handle-derive v0.1.2
[INFO] [stderr]     Checking serde_json v1.0.113
[INFO] [stderr]  Documenting battler 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(hasher_prefixfree_extras)]
[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(pattern)]
[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:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![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:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(try_trait_v2)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 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 `battler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name battler src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=3b4ad217a9b9d4fa -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-3388de9a71d59e67.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-b4e796ab0fd396b0.so --extern itertools=/opt/rustwide/target/debug/deps/libitertools-3162275422c81357.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-900704033b235124.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-c2b9fe8f0bb60ac5.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-780e419cd85b919a.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-c4eddf7df4eb8638.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-b5ec5a2d66b022c1.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-d94852ae35849936.rmeta --extern serde_string_enum=/opt/rustwide/target/debug/deps/libserde_string_enum-2850f4da06cd77a3.so --extern unicase=/opt/rustwide/target/debug/deps/libunicase-f08a1e129407ef8c.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-9a244d47f0d82033.rmeta --extern zone_alloc=/opt/rustwide/target/debug/deps/libzone_alloc-4011e5a8dd16998b.rmeta --extern zone_alloc_strong_handle_derive=/opt/rustwide/target/debug/deps/libzone_alloc_strong_handle_derive-5b5b828739994591.so --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "cfd33755ea929408a57785136b685326f1728e0c2f524e1df96473f57f07a0d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfd33755ea929408a57785136b685326f1728e0c2f524e1df96473f57f07a0d4", kill_on_drop: false }`
[INFO] [stdout] cfd33755ea929408a57785136b685326f1728e0c2f524e1df96473f57f07a0d4
