[INFO] cloning repository https://github.com/BoxyUwU/Box2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BoxyUwU/Box2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoxyUwU%2FBox2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoxyUwU%2FBox2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e3836ae9d3156b4caae117f430c90e384bf7837
[INFO] documenting BoxyUwU/Box2 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoxyUwU%2FBox2" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BoxyUwU/Box2 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BoxyUwU/Box2
[INFO] finished tweaking git repo https://github.com/BoxyUwU/Box2
[INFO] tweaked toml for git repo https://github.com/BoxyUwU/Box2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/BoxyUwU/Box2 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded comma v1.0.0
[INFO] [stderr]   Downloaded annotate-snippets v0.9.1
[INFO] [stderr]   Downloaded ui_test v0.21.1
[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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71809dac5f7d7b34fde34787dc32fda43190d1ee75b721bf087fd22a0f735978
[INFO] running `Command { std: "docker" "start" "-a" "71809dac5f7d7b34fde34787dc32fda43190d1ee75b721bf087fd22a0f735978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71809dac5f7d7b34fde34787dc32fda43190d1ee75b721bf087fd22a0f735978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71809dac5f7d7b34fde34787dc32fda43190d1ee75b721bf087fd22a0f735978", kill_on_drop: false }`
[INFO] [stdout] 71809dac5f7d7b34fde34787dc32fda43190d1ee75b721bf087fd22a0f735978
[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" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71a9005948a79c5ee02a8221f2e782d511034f6589425d47bfa113e6b4af9422
[INFO] running `Command { std: "docker" "start" "-a" "71a9005948a79c5ee02a8221f2e782d511034f6589425d47bfa113e6b4af9422", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling rustix v0.38.13
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.7
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]    Compiling portable-atomic v1.4.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking anyhow v1.0.75
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking pad v0.1.6
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking fastrand v2.0.0
[INFO] [stderr]     Checking yansi-term v0.1.2
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking tempfile v3.8.0
[INFO] [stderr]     Checking annotate-snippets v0.9.1
[INFO] [stderr]     Checking prettydiff v0.6.4
[INFO] [stderr]     Checking indicatif v0.17.6
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]     Checking comma v1.0.0
[INFO] [stderr]     Checking termcolor v1.3.0
[INFO] [stderr]     Checking levenshtein v1.0.5
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking heck v0.3.3
[INFO] [stderr]     Checking bumpalo v3.14.0
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]     Checking bstr v1.6.2
[INFO] [stderr]    Compiling logos-derive v0.12.1
[INFO] [stderr]     Checking logos v0.12.1
[INFO] [stderr]  Documenting box v0.1.0 (/opt/rustwide/workdir/compiler)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> compiler/src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(type_alias_impl_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> compiler/src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(map_try_insert)]
[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 `box`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type bin --crate-name box compiler/src/main.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=985af4390e65c9a5 -L dependency=/opt/rustwide/target/debug/deps --extern bumpalo=/opt/rustwide/target/debug/deps/libbumpalo-34aa1a4aa1f35a56.rmeta --extern codespan_reporting=/opt/rustwide/target/debug/deps/libcodespan_reporting-758275c0e0d57849.rmeta --extern heck=/opt/rustwide/target/debug/deps/libheck-dcb132ae16a530c7.rmeta --extern logos=/opt/rustwide/target/debug/deps/liblogos-04fb7edc3d37cc0d.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "71a9005948a79c5ee02a8221f2e782d511034f6589425d47bfa113e6b4af9422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71a9005948a79c5ee02a8221f2e782d511034f6589425d47bfa113e6b4af9422", kill_on_drop: false }`
[INFO] [stdout] 71a9005948a79c5ee02a8221f2e782d511034f6589425d47bfa113e6b4af9422
