[INFO] cloning repository https://github.com/BlueGhostGH/json
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BlueGhostGH/json" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlueGhostGH%2Fjson", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlueGhostGH%2Fjson'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb65d152b10e239c84d115c9967b6523f2ba7662
[INFO] documenting BlueGhostGH/json 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%2FBlueGhostGH%2Fjson" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BlueGhostGH/json 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 git repo https://github.com/BlueGhostGH/json
[INFO] finished tweaking git repo https://github.com/BlueGhostGH/json
[INFO] tweaked toml for git repo https://github.com/BlueGhostGH/json written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/BlueGhostGH/json 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1e2ce02a7bd0de888e1ded66d0d2c4bf5db1bc09bd74c6e64db3aa4e2557bf2d
[INFO] running `Command { std: "docker" "start" "-a" "1e2ce02a7bd0de888e1ded66d0d2c4bf5db1bc09bd74c6e64db3aa4e2557bf2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e2ce02a7bd0de888e1ded66d0d2c4bf5db1bc09bd74c6e64db3aa4e2557bf2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e2ce02a7bd0de888e1ded66d0d2c4bf5db1bc09bd74c6e64db3aa4e2557bf2d", kill_on_drop: false }`
[INFO] [stdout] 1e2ce02a7bd0de888e1ded66d0d2c4bf5db1bc09bd74c6e64db3aa4e2557bf2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ca72731953188d49140f8157808a6ae6a5ea9a651055dbaa7f07b552b53f2ab1
[INFO] running `Command { std: "docker" "start" "-a" "ca72731953188d49140f8157808a6ae6a5ea9a651055dbaa7f07b552b53f2ab1", kill_on_drop: false }`
[INFO] [stderr]  Documenting json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(read_initializer, const_io_structs, trusted_len)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(read_initializer, const_io_structs, trusted_len)]
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:48
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(read_initializer, const_io_structs, trusted_len)]
[INFO] [stdout]   |                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `read_initializer`
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(read_initializer, const_io_structs, trusted_len)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(read_initializer, const_io_structs, trusted_len)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(read_initializer, const_io_structs, trusted_len)]
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:48
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(read_initializer, const_io_structs, trusted_len)]
[INFO] [stdout]   |                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `read_initializer`
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(read_initializer, const_io_structs, trusted_len)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `initializer` found for type parameter `R` in the current scope
[INFO] [stdout]   --> src/input_reader/buffered_reader.rs:76:19
[INFO] [stdout]    |
[INFO] [stdout] 46 | impl<R: io::Read> BufferedReader<R> {
[INFO] [stdout]    |      - method `initializer` not found for this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 76 |             inner.initializer().initialize(&mut buffer);
[INFO] [stdout]    |                   ^^^^^^^^^^^ method not found in `R`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `json`
[INFO] [stdout] Some errors have detailed explanations: E0554, E0635.
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name json src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=52be45937b61e93f -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `json` (lib) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "ca72731953188d49140f8157808a6ae6a5ea9a651055dbaa7f07b552b53f2ab1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca72731953188d49140f8157808a6ae6a5ea9a651055dbaa7f07b552b53f2ab1", kill_on_drop: false }`
[INFO] [stdout] ca72731953188d49140f8157808a6ae6a5ea9a651055dbaa7f07b552b53f2ab1
