[INFO] fetching crate env-sort 0.1.1...
[INFO] documenting env-sort-0.1.1 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] extracting crate env-sort 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate env-sort 0.1.1 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate env-sort 0.1.1
[INFO] finished tweaking crates.io crate env-sort 0.1.1
[INFO] tweaked toml for crates.io crate env-sort 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate env-sort 0.1.1 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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v4.0.27
[INFO] [stderr]   Downloaded serde v1.0.147
[INFO] [stderr]   Downloaded rustix v0.36.3
[INFO] [stderr]   Downloaded io-lifetimes v1.0.1
[INFO] [stderr]   Downloaded is-terminal v0.4.0
[INFO] [stderr]   Downloaded find-target v0.1.0
[INFO] [stderr]   Downloaded winres v0.1.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 675d544013e0f6be68a41ac74346cbc8422d34db4885d77d3e344065a7305879
[INFO] running `Command { std: "docker" "start" "-a" "675d544013e0f6be68a41ac74346cbc8422d34db4885d77d3e344065a7305879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "675d544013e0f6be68a41ac74346cbc8422d34db4885d77d3e344065a7305879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "675d544013e0f6be68a41ac74346cbc8422d34db4885d77d3e344065a7305879", kill_on_drop: false }`
[INFO] [stdout] 675d544013e0f6be68a41ac74346cbc8422d34db4885d77d3e344065a7305879
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70efc43515bf1c1c39e6492514c4629a2b515041e7e449b27ccb66f38e1324ea
[INFO] running `Command { std: "docker" "start" "-a" "70efc43515bf1c1c39e6492514c4629a2b515041e7e449b27ccb66f38e1324ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling io-lifetimes v1.0.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rustix v0.36.3
[INFO] [stderr]     Checking linux-raw-sys v0.1.3
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]    Compiling env-sort v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]     Checking find-target v0.1.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking clap_lex v0.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking is-terminal v0.4.0
[INFO] [stderr]    Compiling clap_derive v4.0.21
[INFO] [stderr]     Checking clap v4.0.27
[INFO] [stderr]  Documenting env-sort v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(once_cell)]
[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 `env-sort`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name env_sort src/main.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=36cf02ee595f8208 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-99f1f7c6e736aa68.rmeta --extern colored=/opt/rustwide/target/debug/deps/libcolored-8c797538f4009c88.rmeta --extern find_target=/opt/rustwide/target/debug/deps/libfind_target-837a641153aaacbb.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-8eaff1ebe8d16866.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-65c4f3c4e3b2f348.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "70efc43515bf1c1c39e6492514c4629a2b515041e7e449b27ccb66f38e1324ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70efc43515bf1c1c39e6492514c4629a2b515041e7e449b27ccb66f38e1324ea", kill_on_drop: false }`
[INFO] [stdout] 70efc43515bf1c1c39e6492514c4629a2b515041e7e449b27ccb66f38e1324ea
