[INFO] cloning repository https://github.com/JohnDowson/chainmail
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JohnDowson/chainmail" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnDowson%2Fchainmail", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnDowson%2Fchainmail'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3670ceeb9cad0abe0db89ac359b089c00f004077
[INFO] documenting JohnDowson/chainmail against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnDowson%2Fchainmail" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JohnDowson/chainmail 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] removed /workspace/builds/worker-1-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/JohnDowson/chainmail
[INFO] finished tweaking git repo https://github.com/JohnDowson/chainmail
[INFO] tweaked toml for git repo https://github.com/JohnDowson/chainmail written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JohnDowson/chainmail 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 psm v0.1.18
[INFO] [stderr]   Downloaded ariadne v0.1.5
[INFO] [stderr]   Downloaded somok v1.5.0
[INFO] [stderr]   Downloaded stacker v0.1.14
[INFO] [stderr]   Downloaded beef v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 293593684ba81e870f51136e8a8440b74dd2e3dd65ba224721a6e63195a9e6a2
[INFO] running `Command { std: "docker" "start" "-a" "293593684ba81e870f51136e8a8440b74dd2e3dd65ba224721a6e63195a9e6a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "293593684ba81e870f51136e8a8440b74dd2e3dd65ba224721a6e63195a9e6a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "293593684ba81e870f51136e8a8440b74dd2e3dd65ba224721a6e63195a9e6a2", kill_on_drop: false }`
[INFO] [stdout] 293593684ba81e870f51136e8a8440b74dd2e3dd65ba224721a6e63195a9e6a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8983edad4b4accbc18cfc481f0cc2a788d583b392ece780866ab65134cc3140a
[INFO] running `Command { std: "docker" "start" "-a" "8983edad4b4accbc18cfc481f0cc2a788d583b392ece780866ab65134cc3140a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling beef v0.5.1
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking somok v1.5.0
[INFO] [stderr]     Checking ariadne v0.1.5
[INFO] [stderr]     Checking clap_lex v0.3.0
[INFO] [stderr]    Compiling psm v0.1.18
[INFO] [stderr]    Compiling stacker v0.1.14
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking ahash v0.7.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking chumsky v0.8.0 (https://github.com/zesterer/chumsky.git#aad3ff7e)
[INFO] [stderr]     Checking internment v0.7.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v4.0.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking logos v0.12.0
[INFO] [stderr]     Checking clap v4.0.26
[INFO] [stderr]  Documenting chainmail v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[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 E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `chainmail`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name chainmail src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=a884c82835bb5cc7 -L dependency=/opt/rustwide/target/debug/deps --extern ariadne=/opt/rustwide/target/debug/deps/libariadne-8ccbd4baa000c99f.rmeta --extern chumsky=/opt/rustwide/target/debug/deps/libchumsky-e76742ce98a2594b.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-64eea16909451a17.rmeta --extern internment=/opt/rustwide/target/debug/deps/libinternment-6996b19516a90529.rmeta --extern logos=/opt/rustwide/target/debug/deps/liblogos-7c1094e23b0540ae.rmeta --extern somok=/opt/rustwide/target/debug/deps/libsomok-3b6b854a4ae2a503.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-10f420b348d35c31.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "8983edad4b4accbc18cfc481f0cc2a788d583b392ece780866ab65134cc3140a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8983edad4b4accbc18cfc481f0cc2a788d583b392ece780866ab65134cc3140a", kill_on_drop: false }`
[INFO] [stdout] 8983edad4b4accbc18cfc481f0cc2a788d583b392ece780866ab65134cc3140a
